Nike ultrafly 1

Learn more about the Nike ultrafly 1 female running shoes, including key features, performance, reviews, model updates, and more.

Nike ultrafly 1

Price

360

Rating

High

Popularity

Popular

The Nike Ultrafly 1 is a high-performance running shoe designed for competitive runners, sitting above the Nike ZoomX Vaporfly Next% in terms of innovation and speed, and is positioned as a top-tier model in Nike's lineup.

Nike
Nike ultrafly
3 colorways

Colorway: White/Safety Orange/Vivid Grape/Deep Jungle

Widths available: normal

Anthony
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Summary

The Nike Ultrafly 1 stands out as a premium offering within Nike's extensive lineup of running shoes, aimed at serious runners and athletes who seek top-tier performance. With advanced weight-saving features and cutting-edge technology, this shoe is designed to deliver exceptional speed and efficiency on race day. Its lightweight construction and responsive cushioning make it ideal for long-distance running, differentiating it from other models like the plush cushioned Nike ZoomX or the stability-focused Nike Structure series. By integrating innovative materials and sleek design, the Ultrafly 1 caters to those prioritizing performance and aerodynamics above all else.

Surface

trail

Cushioning

MinLowMediumHighMax(34.25mm)

Category

ResponsiveBalancedComfort

Breathability

LowMediumHigh(atomknit upper)

Weight

300g

Heel-to-Toe Drop

8.5mm0mm14mm

Support

NeutralLightHigh

Width options

normal

Grip

LowMediumHighMax(medium density, 3mm lugs) - Vibram MegaGrip rubber

Suitability

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Pros & Cons

AI-powered

Fittir conducts a detailed analysis of the Nike ultrafly 1 to provide you with a comprehensive overview of the shoes features, pros, and cons based on 36 wear-tester reviews.

Most Mentioned Pros

Most Mentioned Cons

responsiveness (9)
comfort (5)
midsole (3)
ZoomX (2)
softness (2)
firmness (2)
forgiveness (1)
stability (1)
Pros
"The Nike Ultrafly features a soft and bouncy midsole made of ZoomX foam, providing exceptional cushioning."
cushioning
comfort
protection
"ZoomX cushioning delivers a comfortable and supportive feel during challenging runs."
cushioning
supportive
comfort
"The midsole offers a combination of softness and responsiveness without being overly marshmallowy, contributing to a comfortable ride."
soft
responsive
cushioning
"There is no plate harshness, allowing for smooth transitions on moderate terrain and flats."
cushion
comfort
smooth ride
"The shoe provides good cushioning without losing the ground feel."
cushioning
feel
comfort
"The shoe features a highly cushioned midsole with Zoom X foam that provides excellent comfort during long runs."
Zoom X foam
cushioned
long distance
"The cushioning feels pleasant and soft underfoot, particularly through the heel."
cushioning
comfort
"The cushioning is forgiving and suitable for longer distances, combined with a smooth transition thanks to the carbon plate."
cushioning
long distance
"cushioning underfoot remains stable and effective even on uneven surfaces, despite the softness of the foam."
stability
cushioning
"The ZoomX midsole provides a soft, springy, and supportive feel on softer terrains."
ZoomX
springy
supportive
"The shoe delivers serious cushioning thanks to the ZoomX foam, making it suitable for various terrains."
cushioning
ZoomX
comfortable
"The cushioning provides excellent comfort for all-day runs."
cushioning
all-day comfort
"The ZoomX midsole is comfortable and provides excellent energy return, making it well-suited for trail running."
ZoomX
energy return
cushioning
"The cushioning allows for a comfortable ride during long durations on the trails without feeling too rigid."
less rigidity
long durations
uneven terrain
"The Nike Ultrafly provides a firmer ride that enhances ground feel on trails."
ground feel
trail riding
cushioning
"The shoe features a responsive and protective full-length ZoomX foam midsole that performs well across various distances."
ZoomX foam
comfort
performance
"The cushioning from the ZoomX foam provides a familiar squishy and responsive feel that enhances the running experience."
cushioning
comfort
squish
"The ZoomX foam used in the midsole contributes to a soft and responsive ride."
ZoomX foam
responsive ride
"The shoe features a responsive and springy midsole with ZoomX foam."
ZoomX
soft
responsive
"The UltraFly Trail features a responsive cushioning that provides a soft and energetic ride."
responsive
soft ride
energetic
"The ZoomX foam provides excellent cushioning while remaining responsive."
ZoomX foam
cushioning
responsiveness
"The ZoomX midsole is responsive and allows for a natural foot movement."
ZoomX
natural movement
springy
"Equipped with a full-length responsive Pebax midsole, the Ultrafly delivers a high level of cushioning and responsiveness."
cushioning
responsive
Pebax
"The cushioning technology effectively combines ground feel and spring for a more responsive running experience."
ground feel
spring
"The shoe delivers a springy feel during runs, enhancing the overall running experience."
springy
responsive
running experience
"The shoe's cushioned midsole provides a soft yet firm feel, balancing comfort and performance during runs."
cushioning
middle ground
performance
"The Zoom X midsole offers a comfortable and stable ride for various paces."
Zoom X
midsole
cushion
"The midsole cushioning is effective for ultra-marathon events."
comfortable
ultra paces
effective cushioning
"The ZoomX foam offers comfort for long distances without being overly bouncy."
ZoomX
comfort
long distance
"The shoe features impressive cushioning with a high stack height compared to other models."
cushioned
heel stack
"The cushioning of the shoe is highlighted as a strong point, enhancing the running experience."
cushioning
comfort
"The cushioning helps minimize underfoot fatigue during long distances."
underfoot fatigue
long distance
Cons
"The shoe's firmness may not be ideal for those looking for plush cushioning."
cushioning
firmness
"The shoe combines a bouncy experience with a lack of a firmer underfoot, which may not suit some runners."
bounce
rigidity
comfort
"The Nike Ultrafly may lack sufficient cushioning for ultra-marathon distances."
cushioning
100-miles
ultra-marathons
"The shoe does not offer the expected bounce similar to the Vaporfly."
bounce
responsiveness
cushioning
"The ZoomX foam does not provide the same bounciness as found in Nike's road shoes."
foam
cushioning
bounciness
"The shoe's Springy feel may not suit all runners."
zumaX foam
personal preference
springy feel
"The cushioning may feel too soft for some technical sections, affecting stability."
cushioning
stability
softness
"The shoes lack sufficient cushioning for longer runs."
long runs
fatigue
"The shoe requires a break-in period for the cushioning to feel comfortable."
break-in period
firm cushioning
comfort adjustment

breathability (4)
cushioning (3)
fit (2)
overall (2)
comfort (2)
long-term wear (1)
cushion (1)
experience (1)
Pros
"The shoe maintains its comfort even after long periods of wear, ideal for ultramarathon distances."
comfort
ultramarathon
endurance
"The soft, deep ZoomX foam provides a plush and energetic underfoot feel, enhancing comfort during long runs."
cushioning
comfort
"The shoe has an enjoyable comfort level when off-road, facilitated by the combination of ZoomX and Flyplate."
ZoomX
Flyplate
comfort
"The Vaporweave upper offers a robust yet non-bulky feel, contributing to a secure fit."
robust
fit
extension of foot
"The shoe's lightweight Vaporweave upper offers breathability and comfort, ideal for speedy performances."
Vaporweave
lightweight
upper comfort
"The Vaporweave upper is breathable, contributing to overall comfort."
Vaporweave
breathable
comfort
"The shoe is constructed with a lightweight and breathable Vaporweave upper, enhancing comfort during wear."
lightweight
breathable
airy
"The Vaporweave mesh upper keeps the feet cool during runs, enhancing comfort levels."
cooling
breathable
comfort
"The upper is highly breathable and supportive, contributing to overall comfort."
supportive
flexible
"The shoe has a unique lightweight vaporweave upper that contributes to its overall comfort and breathability."
vaporweave
lightweight
comfortable
"The upper material is breathable and effectively drains water."
water drainage
lightweight
"The Nike Ultrafly offers excellent initial step-in comfort with its wide and secure design."
comfort
fit
secure
"The shoe offers an excellent level of comfort and fit for the wearer."
comfort
roomy
upper
"The overall fit is secure with a snug wrap provided by the Vaporweave upper, enhancing comfort during runs."
snug
supportive
Vaporweave
"The extra padding in the heel collar provides a secure and comfortable fit."
heel
padding
secure fit
"The combination of ZoomX cushioning and VaporWeave upper maintains comfort during challenging runs."
ZoomX
comfort
support
"This shoe is ideal for long-distance training, providing ample cushioning for extended runs."
long distance
training
comfort
"The Nike Ultrafly provides excellent comfort over long runs thanks to its cushioning."
long-distance
comfort
cushioning
"The shoe is exceptionally comfortable even for extended wear."
wear
comfort
"The Ultrafly offers outstanding comfort, allowing for plush rides during runs."
comfort
plush
smooth ride
"The Nike Ultrafly features a padded collar and lightweight tongue that enhance overall comfort during runs."
comfort
padding
top of foot
"Despite being a performance shoe, it does not compromise on comfort, making it suitable for long training runs."
performance
training
"The Zoom X Ultrafly Trail is praised for its exceptional comfort during runs."
comfort
softness
run feel
"The Nike Ultrafly provides a comfortable ride for long distances."
long-distance
no rubbing
well protected
"The shoe features a premium upper that enhances overall comfort."
premium materials
comfort
fit
"The upper material is designed to protect against harsh conditions, while also providing a secure fit."
protection
secure
trail
road
"The heel collar provides additional padding for a secure and comfortable fit."
padding
secure
comfortable
"The shoe feels smooth and easy on the feet, making it suitable for long-distance runs on trails."
ease
long-distance
comfortable
"The Nike Ultrafly offers a comfortable ride for long distances, making it suitable for ultra-marathons."
comfortable
ultra-marathon
long-distance
"The shoe maintains comfort even during long runs, with no rubbing or discomfort reported."
no rubbing
long runs
comfortable
Cons
"The shoe's upper is not very breathable in warm weather."
breathability
weather
"The upper is not highly breathable, which could lead to overheating."
breathability
upper
material
"The upper material is not very breathable, which may be uncomfortable in warmer conditions."
breathability
material
comfort
"The Vaporweave upper compromises breathability, leading to overheating."
heat retention
sweaty feet
material choice
"The Vaporweave upper offers limited give, which can cause discomfort if laced too tightly."
upper material
rubbing
comfort
"The upper material may show dirt and not maintain its appearance."
upper
dirt
maintenance
"There is minimal protection around the toe box, leading to potential injuries."
toe box
injury
"The Vaporweave upper is not very comfortable despite being breathable."
breathability
comfort
upper
"Experiencing discomfort after a fall may indicate a lack of protection."
soreness
fall protection
discomfort
"The cushioning, while comfortable, can reduce energy transfer during runs, potentially impacting speed."
cushion
energy
race
"Tightening the laces causes discomfort and potential tendon issues."
discomfort
tendon pain
"The shoes were uncomfortable during longer distances."
pain
long distances

protection (4)
material (3)
upper (3)
longevity (2)
resilience (1)
versatile use (1)
weight (1)
uncertainty (1)
Pros
"The sturdy Vaporweave upper offers protection while maintaining breathability for trail runs."
Vaporweave
durability
protection
"The Nike Ultrafly is visibly durable after 50 kilometers with little wear, suggesting longevity in mixed terrain usage."
durability
wear
mixed-terrain
"The shoes are constructed with durable Vaporweave material to withstand harsh conditions."
Vaporweave
durability
trail protection
"The shoe has a durable design that's meant to withstand the demands of trail running, extending its lifespan compared to road shoes."
durable
trail use
"The durability of the materials used ensures a longer lifespan compared to road shoes."
Vibram
Vaporweave
long-lasting
"The durability of the Vibram outsole allows for versatile use on both trails and roads, extending the shoe's lifespan."
durability
versatility
road use
"The shoe's weight is appropriate for its cushioned design, making it suitable for ultra-marathon events."
durability
cushioned
design
Cons
"The upper material may not offer enough protection from side abrasions and stubbed toes."
micromesh
reinforcement
toe box
"The Vaporweave upper could be more durable and breathable."
breathability
durability
"The upper lacks durability after use, which affects the overall comfort."
durability
upper material
"Heavier than expected despite the lightweight materials used."
heaviness
expectations
"Durability of the shoe has not been established yet due to limited testing."
durability
testing
long-term use
"The Vaporweave upper offers insufficient protection against sharp vegetation."
sharp objects
durability issue
vaporweave
"The absence of a toe bumper reduces foot protection on uneven surfaces."
toe bumper
protection
durability
"The upper material is not protective enough for rugged conditions, allowing debris to potentially cause discomfort."
upper material
protection
"There is a lack of trail protection, making it less suitable for tough terrains."
protection
durability
tough terrain
"Toebox durability is significantly low, scoring just 1/5."
durability
"The shoe is best suited for moderate trails and may not perform well on technical ones."
technical trails
moderate trails
durability
"The shoe has insufficient durability to contend with technical terrain."
durability
stiffness
"Concerns regarding durability suggest that the shoe may not withstand rigorous use over time."
durability
wear
long-term
"Durability issues lead to quick wear and tear."
tread wear
disappointment

weight (6)
propulsion (3)
versatility (3)
flexibility (3)
terrain (3)
transition (2)
plate (2)
smooth ride (1)
Pros
"The overall design of the shoe allows for a smooth ride across a variety of terrains while providing support."
performance
versatility
stability
"The shoe's weight is ideal for a long-run and ultramarathon shoe, providing balance and comfort without being too heavy."
lightweight
balance
training
"The shoe is lighter compared to many other trail options, aiding in speed."
lightweight
speed
"The lightweight construction of the shoe improves agility while running fast."
lightweight
agility
"The Nike Ultrafly features a responsive ZoomX foam midsole that enhances performance."
ZoomX foam
propulsion
sprinting
"The shoe's ¾ length carbon plate assists in providing a sense of drive and responsiveness during runs."
carbon plate
drive
trail performance
"The carbon plate enhances the shoe's responsiveness during toe-off."
carbon plate
responsive
"The Nike Ultrafly provides an excellent responsive ride for trail running."
speed
propulsion
climbing
"The shoe provides a light and nimble feel, making it suitable for fast running."
lightweight
nimble
speed
"The shoe offers a fast transition from road to trail, gravel, and smooth terrain, making it versatile for different types of runs."
versatile
speed
cushioning
"The shoe is suitable for non-technical terrains and performs well during runs on these types of surfaces."
non-technical
performance
speed
"The shoe is designed for fast trail running, effectively handling multi-terrain surfaces."
performance
trail running
speed
"The shoe features a plate that enhances performance during runs."
performance
energy
efficiency
"The shoe's design strikes an excellent balance for ultra-marathon runners looking for a racing option."
racing shoe
ultra-marathons
high-end
"The shoe has a bouncy and responsive ride, enhancing the running experience."
responsive
bouncy
dynamic
"The carbon fiber plate in the shoe enhances overall performance by promoting quicker stride and efficiency."
carbon fiber
performance
stride mechanics
"The integrated carbon plate enhances propulsion during runs."
carbon plate
propulsion
performance
"The full length carbon plate provides structure and propulsion, enhancing performance during runs."
carbon plate
structure
propulsion
"The shoe includes a carbon Flyplate for additional propulsion."
carbon plate
propulsive
energizing
"The combination of the midsole cushioning and Flyplate leads to a pleasant ride and makes runs feel easier."
performance
ride
"The shoe is designed to handle varying surfaces, making it enjoyable for both trail and road running."
versatile
road
trail
"The shoe performs well on various terrains, showcasing its versatility."
terrain
versatility
performance
"Despite being a trail shoe, the Ultrafly performs exceptionally well on smooth, runnable terrain, showcasing its versatility."
smooth terrain
versatile
stable
"The design features a blend of snappiness and comfort due to the integration of the carbon Flyplate with the ZoomX midsole."
Flyplate
performance
comfy ride
"The presence of a carbon plate enhances the shoe's performance and energy return."
energy return
performance
responsive
"The shoe features a 3/4 carbon plate which contributes to its drive and responsiveness."
carbon plate
responsiveness
drive
"The shoe's firmer ride provides optimal ground feel on trails."
firmer ride
ground feel
trail performance
"The shoe delivers a smooth transition during runs, making it suitable for quicker paces."
smooth transition
stable platform
reactive cushioning
"The shoe transitions well between different paces without losing performance."
performance
transition
pacing
"The carbon plate enhances the shoe's performance by providing an energy return during runs."
carbon plate
performance
energy return
"The shoe allows a runner to maintain their target pace more easily than other models."
target pace
performance
ease of use
"The Nike Ultrafly is optimized for trail races, making it a top choice for those who frequently run off-road."
trail running
race ready
performance
"With features suitable for 100-mile races, this shoe shows it can handle ultra-endurance events."
ultra marathon
endurance
performance
"The shoe's design allows for a swift, efficient run on flat sections, making it suitable for those segments."
flat sections
efficiency
speed
"The ride quality is smooth and consistent, ideal for long-distance runs."
smooth
stable
consistent
"The shoe is noted for its ability to perform well at slower paces, making it suitable for technical trails."
technical trails
slow pace
"The Nike Ultrafly is perceived as the best trail shoe Nike has ever produced, highlighting its superior performance on trails."
best Nike
trail performance
"The shoe provides a springy feel that benefits trail running, helping maintain speed while ensuring good surface contact."
springy
stability
"The presence of a carbon plate contributes positively to the shoe's performance."
carbon plate
responsiveness
drive
"The shoe's design is tailored for optimal performance in trail racing conditions."
trail racing
cross country
performance
"The Nike Ultrafly excels in terms of performance during steady-tempo runs."
steady pace
rolling trails
"The shoe incorporates advanced materials and technology, such as ZoomX foam and a carbon fiber plate for enhanced performance."
ZoomX foam
carbon fiber
energy return
Cons
"The weight of the shoe limits its versatility for shorter distances."
versatility
short distances
adjustment
"The shoe is considered the heaviest among its 'Trail Super Shoes' category."
heavy
trail super shoe
versatility
"The weight of the shoe is too heavy at 11 ounces."
weight
performance
"The weight of the shoes can be noticeable at faster paces, affecting performance."
weight
performance
speed
"The shoe has a heavy feel that affects speed."
weight
speed
performance
"The shoe can feel heavy, particularly when attempting to run at faster paces."
weight
speed
performance
"The shoe does not compare to the Vaporfly in terms of weight and performance."
Vaporfly
weight
performance
"Stiffness of the plate limits flexibility, affecting performance on steep climbs."
plate stiffness
climbing
performance
"The carbon plate could be better replaced with a more flexible option for slower paces."
plate
slow paces
"The carbon plate is too stiff, hindering flexibility on technical trails."
carbon plate
technical trails
stiffness
"The stiffness of the shoe complicates running on technical or rocky trails."
technical trails
stiffness
"The weight of the shoe might hinder performance on more technical terrain."
weight
performance
technical
"While the shoe feels fast, it lacks the exceptional racing feel of the Vaporfly."
performance
Vaporfly
racing
"The shoe may not perform optimally on firm, cambered terrain due to its stiffness."
firm terrain
cambered terrain
stiffness
"The shoe is limited to dry, less technical terrain for optimal performance."
dry
technical
"This shoe is not suitable for technical terrain due to its design."
technical
trail
"Runners may not get full value from the shoe for short day-to-day runs."
daily use
value
"While the shoe is responsive, it is not very sensitive due to its construction."
sensitivity
responsiveness
construction
"The carbon plate is only a 3/4 plate which may disappoint those expecting a full plate."
carbon plate
performance
support
"The carbon plate does not provide the expected performance enhancement."
performance
carbon plate
"The shoe does not perform well on steep ascents, resulting in a lack of propulsion."
performance
ascents
"The shoe is reported to make runners slow down due to a lack of confidence while navigating uneven terrain."
confidence
performance
"Some runners may find themselves not benefiting from the shoe's carbon plate technology."
carbon plate
performance variance
super responders
"The shoe may not perform well on extremely rugged or technical terrain."
rugged terrain
technical trails
performance
"The Ultrafly is not designed for speed, which may disappoint some runners."
speed
performance
trail running
"The shoe offers little ground feel, lacking sensitivity over uneven surfaces."
ground feel
sensitivity
"The shoes do not provide the expected bounce associated with other Nike shoes like the Vaporfly."
bounce
expectation
performance
"The shoe lacks responsiveness when trying to increase pace."
performance
speed
responsiveness

lockdown (4)
toebox (3)
roominess (3)
width (3)
tightness (3)
laces (2)
shape (2)
heel (2)
Pros
"The shoe offers a secure fit with a wider toe box, allowing for comfort over long distances."
fit
comfort
toe box
"The shoe fits true to size and offers secure foot containment leading to increased comfort during runs."
true to size
foot security
comfort
"The fit of the Nike Ultrafly is true to size and accommodating for toe splay."
true to size
toe splay
"The shoe's upper is designed to provide comfort during long runs, with a secure fit for the midfoot and heel."
fit
comfort
"The shoe fits true to size and provides ample room in the toe box, accommodating various foot shapes."
fit
toe box
comfort
"The shoe features a wider toe box and excellent lockdown, enhancing fit."
toebox
lockdown
fit
"The shoe features a wide and accommodating toe box for comfort."
toe box
fit
comfort
"The shoe features a roomy toe box that provides comfort during long runs."
roomy
comfort
long run
"The fit is true to size and feels reassuring when on the foot, enhancing overall comfort during runs."
true to size
comfort
fit
"The upper provides a secure fit for fast trail efforts, enhancing overall performance despite being roomier than competitors."
secure fit
performance
upper design
"The shoe features a roomy fit around the forefoot while staying snug midfoot."
fit
forefoot
midfoot
"These trail shoes are noted for their roomy and accommodating fit."
comfort
spacious
"The wider toe box provides comfort and prevents foot injuries during trail runs."
wide
comfort
prevention
"The shoe offers a noticeably roomier toe box compared to other race shoes."
toe box
fit
roominess
"The wide toe box design accommodates larger feet comfortably, making them suitable for long runs."
wide fit
comfort
"The shoe's form-fitting Vaporweave upper is breathable and comfortable, wrapping the foot securely during runs."
breathability
fit
secure
"The fit is true to size with a wider width, contributing to overall stability during runs."
stable
true to size
wide fit
"The shoe has a wider toe box that allows for better splay."
toe box
splay
"This shoe accommodates wide feet comfortably, offering a great fit for more runners."
wide fit
accommodating
comfort
"The shoe features a wide toe box which provides good comfort and space for the toes."
toe box
fit
comfort
"The shoe’s fit is noticeably accommodating in the forefoot, suitable for runners with wider feet."
wide forefoot
roomy
accommodating
"The Ultrafly features a wide toe box, allowing for ample room for toes to spread during runs."
toe box
comfort
running
"The Nike Ultrafly offers an accommodating fit in the toebox, enhancing comfort for trail runners."
fit
comfort
toe box
"The shoe offers a generous forefoot width, promoting stability on trails."
stability
trail running
"The midfoot lockdown is enhanced by a well-designed lacing system for a secure fit."
lockdown
lacing
secure fit
"The upper of the shoe is described as highly breathable, contributing to comfort during runs."
breathability
fit
lockdown
"The shoe provides excellent lockdown, ensuring a secure fit throughout the run."
fit
lockdown
"The shoe provides a comfortable and secure lockdown feel, especially in the midfoot."
comfortable
secure
midfoot
Cons
"The upper lacks security, leading to heel slippage during runs on steep trails."
heel slippage
upper fit
"The fit is too relaxed for technical terrain, making it hard to maneuver."
maneuverability
technical terrain
"The lack of a tongue loop for the laces causes the tongue to slip down during runs."
tongue loop
lace security
"The chunky, thick laces occasionally become loose during runs."
laces
fit
comfort
"The shoe's laces are inadequately designed, leading to frequent loosening during runs."
laces
frustration
fit issue
"Some runners may find the wider toe box too spacious and less precise."
toe_box
fit
"There is a lack of comfort in fit, especially for wider feet."
narrow fit
comfort
"The wide toe box can make it difficult to accurately judge foot placement, resulting in potential missteps."
toe box
fit
missteps
"The upper did not secure well to the foot during runs."
upper
fit
security
"The shoe's roomy fit limits lockdown on the foot."
lockdown
fit
roomy
"The Ultrafly lacks stability and security on uneven surfaces."
stability
lockdown
"The shoe lacks optimal heel lockdown and slippage occurs during technical trails."
heel slippage
heel cup
technical trails
"The upper didn't conform well to narrower foot shapes."
upper
fit
narrow feet
"The fit may not be ideal for all foot types, as some users may experience excess fabric in the forefoot area."
fit
upper
comfort
"The shoe's heel can become loose during steep climbs, affecting stability."
heel slippage
stability issue
"The shoes may feel a bit loose around the heel despite being true to size."
looseness
fit
heel
"The lacing system is simple and not very technical, which detracts from the overall quality."
lacing
quality
technical
"The upper does not provide sufficient tightening, leading to a feeling of the foot slipping within the shoe."
upper
slippage
fit
"Potential for foot squeezing due to the shoe's fit."
squeezing
fit issue
true to size
"The fit of the shoes is too narrow for some users."
narrow
performance
"The shoe's fit is loose and lacks security during steep climbs, which can lead to discomfort and lack of support."
fit
looseness
"There is potential for heel slippage, which is concerning during runs that involve elevation changes."
slippage
fit
"Foot pain was experienced due to an insecure fit."
numbness
discomfort
"The shoe feels larger in the toe box than expected, impacting the fit."
fit
toe box
"The heel lock doesn't secure as well as expected, particularly during steep climbs."
heel lock
climbing
security
"The carbon fiber plate's stiffness complicates performance on steep inclines."
stiffness
performance
climbing
"The shoe's tongue design lacks a securing mechanism, causing it to slide down during use."
tongue
fit
slippage
"Laces and eyelets are bulkier than necessary for a racing shoe, potentially adding weight."
bulkiness
weight
design
"The shoe feels unexpectedly heavy."
heavy
weight
"The upper does not provide adequate protection against rough terrain."
upper
protection
off-road
"The wide toe box can lead to misjudgment during runs."
fit
comfort
stability

control (2)
terrain (2)
profile (1)
flexibility (1)
ankle (1)
downhill (1)
smooth stride (1)
support (1)
Pros
"The shoe has a wide forefoot profile that enhances stability, particularly on uneven terrains."
stability
wide forefoot
off-camber
"The midsole and plate provide flexibility and stability, making it suitable for technical trails and racing."
carbon plate
trail performance
stability
"The low-cut ankle profile offers freedom of movement for the joints."
ankle flexibility
stability
freedom of movement
"The shoe keeps runners stable and in control on mixed terrain."
stability
control
mixed terrain
"This shoe provides a smooth ride and excellent stability on uneven ground, enhancing control during runs."
smooth ride
stability
hilly terrain
"The shoe demonstrates great stability on downhill and uneven terrains."
stability
confidence
speed
"The heel-to-toe rocker creates a smooth stride which enhances the overall running experience."
heel-to-toe rocker
stability
smooth stride
"The shoe maintains stability despite the high stack height of the midsole."
stack height
midsole
stability
"The shoe’s stability at higher stack heights mitigates the potential for rolled ankles on uneven trails."
stability
stack height
trail support
"The shoe proves to be remarkably stable, even with its height and soft midsole."
stability
secure
supportive
"The wide footprint of the shoe offers great stability, particularly on uneven surfaces."
stability
muddy terrain
broad footprint
"The design of the shoe allows for stability with a balance between lightweight and protection."
stable
lightweight
cruising
"The shoe's weight and stack height contribute to a feeling of stability during runs."
stability
stack height
"The combination of cushioning, stability from the carbon plate, and overall design contributes to a smooth ride for longer runs."
comfort
long runs
stable
"The wide outsole design offers good stability on moderate terrain."
stability
moderate terrain
"The shoe provides good stability on various terrains, including light trails and roads."
stability
performance
"The midsole's wide base contributes to a stable running experience."
wide base
stability
"The shoe is designed with a mild rocker and carbon plate that aids in transitioning from heel to toe, enhancing stability."
carbon plate
mild rocker
stability
"The shoe is designed to offer stability on longer trails."
long-distance
comfort
stable
Cons
"The shoe's midfoot may lack inherent guidance for unstable terrain."
midfoot
unstable terrain
enhancement
"The shoe's soft foam may lead to instability, particularly in the heel."
foam
midsole
heel
"Too soft underfoot, which could negatively affect stability."
stability
underfoot
"The heel counter lacks firmness, which may affect the overall support for the foot."
heel counter
stability
support
"The shoe lacks stability on more technical trails, making it unsuitable for beginners in challenging conditions."
technical
instability
beginner
"The shoe is better suited for runnable trails and may not perform well in varied terrains."
terrain
runnable
performance
"The Ultrafly does not perform well on technical terrain, making it unsuitable for certain trail conditions."
technical
stability
performance
"The softness of the shoe negatively impacts its stability, particularly on difficult terrains."
stability
softness
"The shoe is unstable on steep uphills, leading to heel lift."
heel
uphill
"Inadequate lockdown contributed to multiple ankle twists and rolls during runs."
ankle
descents
"The shoe's stiffness hinders performance on steep climbs and descents."
stiffness
climbing
descending
"The shoe's stack height can feel unstable for some runners."
stack height
instability
concern
"The shoe's construction involves a 3/4 carbon plate rather than a full plate, which might not meet some runner's expectations."
carbon plate
stability
expectation
"On more technical trails, the shoe does not provide the expected stability and may require wider lines."
stability
technical
slower pace
"Stability is inadequate for technical trails, increasing the risk of injury."
stability
rolling ankle
technical terrain
"Stability seems lacking, potentially leading to injuries."
uneven terrain
injury risk

traction (6)
lug depth (5)
outsole (3)
mud (3)
versatility (2)
muddy (2)
Vibram (1)
partnership (1)
Pros
"The Nike Ultrafly provides excellent traction on various terrains, thanks to its new Vibram outsole."
traction
durability
outsole
"The partnership with Vibram has significantly improved the outsole's traction, making it one of the best in its category."
Vibram outsole
traction
high-performance
"This is Nike's first trail shoe featuring a Vibram outsole, which significantly improves traction and performance."
Vibram
traction
performance
"Excellent grip makes it suitable for various terrains."
grip
traction
versatility
"The addition of the Vibram outsole significantly improves grip."
Vibram
grip
improvements
"The Vibram outsole provides excellent grip on various terrains."
grip
outsole
Vibram
"The Vibram Megagrip outsole delivers solid grip and stability across various terrains and conditions."
traction
stability
grip
"The Vibram outsole provides excellent traction on various surfaces."
Vibram outsole
traction
"The Nike Ultrafly features a new Vibram Megagrip outsole that enhances traction on wet and muddy trails."
Vibram
Megagrip
wet conditions
"The Ultra Fly provides a significant improvement in grip with its Vibram outsole."
Vibram
grip
wet surfaces
"The Vibram MegaGrip outsole offers reliable traction, allowing for confident movement on various terrains."
Vibram
traction
dependable
"The combination of the midsole and outsole provides ample grip on trails."
Vibram rubber
grip
traction
"Using Vibram Megagrip on the outsole significantly enhances grip on various terrains."
Vibram
Megagrip
grip
"The outsole grips effectively on various trail conditions, enhancing traction and confidence while running."
grip
outsole
wet conditions
"The Vibram Megagrip outsole enhances grip, making this shoe suitable for various trail conditions."
Vibram
traction
outsole
"These shoes excel in providing traction due to their advanced outsole design."
Vibram
MegaGrip
best in class
"The outsole is made of Vibram Megagrip, providing full coverage and excellent traction."
outsole
lightweight
"The use of Vibram Mega grip outsole significantly enhances the shoe's grip on various terrains."
Vibram
Mega grip
traction
"The shoe features great grip, especially on softer terrain, enhancing confidence during runs."
Vibram
soft terrain
confidence
"The traction provided by Vibram Litebase is effective on dry trails and sheds mud."
Vibram
dry trails
mud shedding
"The shoes offer excellent grip on various terrains thanks to the Vibram Litebase outsole."
Vibram
grip
terrains
"The Vibram Litebase Megagrip outsole offers excellent grip on various surfaces."
Vibram
performance on incline
"Ultrafly offers reliable traction on various terrains, excelling on hard-packed trails and even handling pavement well."
hard-packed
uphill
downhill
"The shoe features a Vibram outsole that provides good grip on various surfaces, including harder trails, grass, and mud."
Vibram
grip
multi-surface
"The wide toe box and forefoot platform offer significant surface area for grip and trail confidence."
toe box
forefoot
trail confidence
"The Vibram outsole strikes a good balance between speed and grip for various surfaces."
Vibram
all surfaces
speed
"The Vibram rubber outsole provides excellent grip on a variety of trail surfaces, enhancing the shoe's performance in different conditions."
Vibram
grip
outsole performance
"The Vibram outsole represents a significant improvement in handling tougher trails compared to previous Nike models."
Vibram
durability
trail handling
"The Vibram Litebase outsole offers excellent grip on various surfaces."
Vibram
grip
trail surfaces
"The Vibram outsole provides excellent grip across a variety of terrains."
Vibram
grip
varied terrain
"The Vibram outsole is a welcome addition that provides good grip over various terrain types."
Vibram
outsole
grip
"The Vibram outsole significantly improves grip on wet surfaces."
Vibram
outsole
wet conditions
traction
trail running
"The shoe performs well on rocky terrain without slipping."
rocky terrain
performance
grip
trail running
"The Vibram outsole provides reliable grip on various surfaces."
Vibram
reliable grip
varied surfaces
Cons
"The outsole rubber lacks sufficient grip for optimal traction on technical terrain."
outsole
traction
technical terrain
"The shoe is recommended primarily for smoother trails, limiting its versatility."
smoother trails
limited versatility
technical trails
"The lugs on the outsole may not perform well on technical terrain or extreme inclines."
lugs
technical terrain
"The shoe's outsole may not perform well on rugged or messy terrain due to smaller lugs."
outsole
lugs
rugged terrain
"The shoe is not suitable for deep mud or technical terrain."
mud
terrain
outsole
traction
"The grip may not be adequate for extremely technical terrain."
mountain race
technical terrain
not sufficient
"The traction is limited in wet and rocky conditions, affecting overall performance in adverse weather."
wet
rocky
performance
"The shoe's lugs are too short, impacting traction."
traction
lugs
depth
"The Ultrafly Trail does not perform as well as the Vaporfly 3 when it comes to grip on muddy trails."
mud
trails
grip
"The shoe lacks a significant level of grip in certain wet conditions according to past experiences with Nike trail shoes."
grip
wet terrain
"Insufficient lug depth restricts performance on technical terrain."
lug
grip
technical terrain
"Shallow lugs limit grip on muddy or steep trails."
shallow lugs
muddy trails
steep trails
"The lugs are inadequate for handling wet or muddy conditions."
traction
rain
"The grip on very technical or muddy trails may be inadequate due to shallow lugs."
grip
outsole
technical trails
"The outsole lugs are shallow and may struggle on softer terrain."
shallow lugs
traction issues
technical terrain
"The shoe was designed for trail racing, meaning it may not perform well in muddy conditions despite some ability to cope."
muddy conditions
grip
design intention
"The traction on muddy sections and steep descents is inadequate, leading to sliding."
traction
mud
steep descents
"There is minimal grip on very muddy surfaces."
mud
traction
"While it performs well in some environments, Nike has faced criticism about previous trail outsole performance in wet conditions."
wet conditions
outsole performance
criticism
"The shoe's lug depth might not perform well on technical or muddy terrain."
traction
lugs
"The lug pattern is not aggressive enough for competent grip in various conditions."
lug pattern
aggressiveness
grip
"The lugs of the shoe are not deep enough for very muddy conditions."
mud
traction
outsole
"Though designed for trail racing, the shoe may not be ideal for extremely muddy conditions."
mud
trail
grip
"The shoe does not perform well in muddy conditions, making it unsuitable for certain trail conditions."
grip
mud
conditions
"The performance on technical and soft ground may not be optimal due to lug design."
performance
soft ground
trail suitability
"The grip on wet surfaces is inadequate."
slipping
rain

price (9)
cost (7)
versatility (3)
maintenance (3)
protection (3)
style (2)
appearance (2)
weight (2)
Pros
"The shoe is versatile, enjoyable for test runs, and encourages exploration of new terrains."
versatile
exploration
enjoyable
"The shoe's design effectively copes with muddy conditions despite not being specifically built for them."
muddy conditions
versatility
design
"The versatility of the Ultrafly makes it suitable for a variety of terrains and long-distance events."
ultramarathons
long-distance
varied terrain
"The shoe is adaptable for varied trail types, improving versatility."
varied trails
forest paths
muddy fields
"The general construction and quality of the shoe are noted to be superior, akin to other Nike trail shoes."
construction
quality
durability
"The shoes are stylish and maintain a clean aesthetic despite being designed for rugged use."
aesthetic
style
impeccable
"The style of the shoe is appealing, contributing to its aesthetic appeal."
stylish
fashion
looks good
"The shoe features an appealing and clean aesthetic design."
aesthetic
colorway
details
"The shoe maintains comfort beyond running, making it usable for casual wear."
casual wear
comfort
versatile
"The shoe is visually appealing, which adds to its overall attractiveness for runners looking for style in their gear."
visual appeal
stylish
"The Nike Ultrafly features excellent build quality and design."
quality
design
"The shoe is lightweight, making it easy for wear during runs."
lightweight
easy to wear
running
Cons
"The price point of $250 is seen as high for its niche design."
price
value
niche
"The shoe's high price point may deter potential buyers."
price
affordability
value
"The pricing is considered steep for a trail shoe."
pricing
value
"The high price tag makes it less accessible for many runners."
price
value
"The price tag of $260 is prohibitive for some runners."
pricey
affordability
"The price of $260 may be too steep for some runners."
pricing
"The Nike Ultrafly is considered expensive for a trail shoe."
price
value
"The bright upper material shows dirt easily, which may affect aesthetic appeal after use."
color
maintenance
visuals
"The fabric used in the upper holds dirt and detracts from its appearance."
dirt
maintenance
"The upper of the shoe has significant room for improvement."
upper
design
improvement
"The high price point of $260 is considered excessive for a trail running shoe."
expensive
trail shoe
"The shoe's high price point may not be affordable for all runners."
expensive
affordability
"The shoe's cost may be a deterrent for some runners."
cost
value
"The shoe's high price tag may deter some potential buyers."
high price
cost
affordability
"The price of $250 may be considered steep for some consumers."
cost
value
"The price of the shoe is unjustifiable at £229."
price
value
"The pricing may not justify the technology for some runners."
high cost
value
consumer concern
"The shoe is very expensive for its performance."
expensive
value
"The price of the Nike Ultrafly is considered high compared to other trail shoes."
expensive
cost
"The upper's durability has not been assessed yet, raising concerns for long-term use."
upper
durability
testing
"Nike is not considered a serious off-road running option compared to other brands."
brand
off-road
comparison
"The shoe's aesthetic can be harmed by dirt and dust."
aesthetic
maintenance
dirt
"The outer fabric of the shoe stains easily and is difficult to clean."
cleaning
staining
fabric
"The shoe gets dirty quickly and is difficult to maintain."
care
aesthetics
"The shoe is not ideal for technical terrains due to limitations in design."
technical terrain
recommendation
usage
"The color choice of white may be impractical for trail running."
color
aesthetics
practicality
"The shoe lacks flexibility, limiting its adaptability to various terrains."
flexibility
"The shoe is designed for non-technical surfaces, limiting its versatility for varied trail types."
technical terrain
"The shoe may not be versatile enough for different running conditions."
one shoe quiver
limited use
"The shoe is designed more as a racing shoe rather than for varied trail conditions."
racing shoe
versatile
"The upper material allows trail dirt to enter easily."
upper material
dirt entry
breathable
"There is criticism of super shoes generally for altering the running shoe market."
super shoes
market impact
criticism
"The shoe is heavier than expected for a trail racing shoe."
weight
heaviness
"Breathability issues arise with the Vaporweave material."
breathability
material quality
"Overall, they feel heavier than one would expect from a $260 running shoe."
heaviness
premium feel
value
"The shoe is heavier than preferred."
heavy
weight
"The laces are not as high-quality as the rest of the shoe's materials."
quality
material
"The presence of Vibram does not seem necessary and is viewed as a marketing move."
marketing
Vibram
cost
"The shoe is overpriced for the performance it delivers."
expensive
performance
value
"The shoe has reduced ground sensitivity due to its design, which may hinder performance in technical scenarios."
sensitivity
performance
technical
"The shoe's design may not be ideal for shorter efforts under 45 minutes on technical terrain."
short efforts
technical terrain
weight
"Lacks sufficient protection for trail running."
toe protection
trail safety
"The upper of the shoe lacks sufficient protection for off-road running."
upper
protection
off-road
"The shoe's upper does not effectively shield feet from overgrown trails, leading to potential injury."
upper
overgrown
injury

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Wear-tester reviews (36)

4.0/5

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