Topo Athletic UltraFly
Every version of the UltraFly we track, compared on ratings, specs and current price.
The line's rating is the median Better Shoes Rating of its five most recent rated versions. The median product line rates 76, and the UltraFly rates above 37% of the lines we track.
Rating by version, oldest first
Each dot is one version of the UltraFly, placed by its rating and release year.
Release year
See our analysis of whether a new version is usually as good as the one it replaces.
| Version | Released | Weight | Stack | Rating | Change | Reviews | Price |
|---|---|---|---|---|---|---|---|
| Topo Athletic Ultrafly 6 In stock | 2026 | 8.6 oz | 32/27mm stack · 5mm drop | 76 | +1 | — | $80 |
| Topo Athletic Ultrafly 4 | 2022 | 9.4 oz | 28/23mm stack · 5mm drop | 75 | +2 | 1 | — |
| Topo Athletic UltraFly 3 | 2020 | 8.6 oz | 25/20mm stack · 5mm drop | 73 | 0 | 1 | — |
| Topo Athletic UltraFly 2 | 2018 | 9.7 oz | 5mm drop | 73 | -1 | 4 | — |
| Topo Athletic Ultrafly 5 | 2018 | 9.0 oz | 30/25mm stack · 5mm drop | 74 | — | 2 | $145 MSRP |
5 shoes
Prices updated daily. Last checked Oct 22.
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Topo Athletic
Ultrafly 676 76 Decent Decent Decent Confidence 38
v6 (2026) · Daily trainer · Stability · 8.6 oz · 32mm stack · 5mm drop
It is lighter than the typical daily trainer for sale.
Overall76Confidence38Pros
It is lighter than the typical daily trainer for sale.
It is lighter than the Ultrafly 5 before it.
Cons
The last three UltraFly versions score 70 to 73, each on two reviews.
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Topo Athletic
Ultrafly 475 75 Decent Decent Decent 2 reviews Confidence 70
v4 (2022) · Daily trainer · Stability (Minimal) · 9.4 oz · 5mm drop
A 28mm heel stack on a 5mm drop, with an anatomical toe box.
Durability 75Overall75Value78Appearance77Durability75Comfort69Cushioning67Confidence70Buy it now
Not available at tracked retailers right now.
Pros
A 28mm heel stack on a 5mm drop, with an anatomical toe box.
Cons
The UltraFly 2 earlier in the line scores 81 on four reviews against its 73.
Value draws 4.0 out of 5 in the two reviews so far, the lowest mark of any dimension.
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Topo Athletic
UltraFly 373 73 Decent Decent Decent 2 reviews Confidence 39
v3 (2020) · Daily trainer · Stability · 8.6 oz · 25mm stack · 5mm drop
One reviewer who works in a running store calls it one of the best everyday trainers of 2020 and praises the wide toe box.
Durability 79Overall73Value84Appearance79Durability79Comfort73Cushioning67Confidence39Buy it now
Not available at tracked retailers right now.
Pros
One reviewer who works in a running store calls it one of the best everyday trainers of 2020 and praises the wide toe box.
Both reviewers so far rate comfort, value and appearance 5 out of 5.
Cons
Cushioning draws 4.0 out of 5, the lowest mark of any dimension, and a 25mm heel stack gives a medium rather than soft ride.
The UltraFly 2 before it scores 81 on four reviews against its 71.
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Topo Athletic
UltraFly 273 73 Decent Decent Decent 4 reviews Confidence 77
v2 (2018) · Daily trainer · Stability · 9.7 oz · 5mm drop
Reviewers with wide feet praise the roomy toe box, one having gone through four pairs.
Durability 76Overall73Value85Durability76Appearance75Comfort72Cushioning69Confidence77Buy it now
Not available at tracked retailers right now.
Pros
Reviewers with wide feet praise the roomy toe box, one having gone through four pairs.
Reviewers find it comfortable for long runs and track workouts.
It scores 81 against 70 to 74 for the three UltraFly versions after it.
Cons
Two reviewers say it wears out quickly, one getting about 400 miles a pair.
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Topo Athletic
Ultrafly 574 74 Decent Decent Decent 2 reviews Confidence 67
v5 (2018) · Daily trainer · Stability (Minimal) · 9.0 oz · 30mm stack · 5mm drop
Reviewers praise the wide toe box that lets the toes splay.
Durability 75MSRP $145
Overall74Value79Appearance76Durability75Comfort69Cushioning68Confidence67Buy it now
Not available at tracked retailers right now.
Pros
Reviewers praise the wide toe box that lets the toes splay.
At 8.6 oz it is light for a maximalist build.
Cons
Reviewers disagree on wear: one says the sole and upper degraded early, another got 200 miles or more.
One reviewer could not secure their foot in the roomy last, and got blisters.
