On Cloudultra 3 vs Puma Fast Trac Nitro 4

On Cloudultra 3

€140

Puma Fast Trac Nitro 4

€140

Quick verdict

On Cloudultra 3

€140

The better pick if you want:

A lighter option (37 g less)
A lower drop (6 vs 12 mm)

Puma Fast Trac Nitro 4

€140

The better pick if you want:

A higher overall score (77 vs 74)

Spec profile

Each axis ranks against the 174 products in Shoes on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

On Cloudultra 3· leads in 2

CushioningLightness

Puma Fast Trac Nitro 4· leads in none

Tied

Affordability

Cushioning
32 mm
31 mm
Lightness
235 gTop 7%
272 gTop 28%
Grip
3 mm
No data
Drophigher isn't better or worse
6 mm
12 mm
Affordability
$140Top 26%
$140Top 26%

A spec without data for a product is left out of its shape, so it doesn't count as a low score.

Technical Specifications

Compare features between On Cloudultra 3 vs Puma Fast Trac Nitro 4

Best value in this comparisonOnly differences (9)

Essentials

€140

July 2025

2026

235 g

272 g

Overview

Trail Running Shoe

Technical and ultra-distance trails

Technical trail and mountain terrain

Technical trail and ultra-distance trail running

Technical trail running, rugged ascents and descents

Cushioning

6 mm

12 mm

32 mm

31 mm

26.5 mm

23 mm

Dual Helion™ HF hyper foam for high energy return and cushioning

NITROFOAM™ responsive cushioning

Grip & protection

Missiongrip™ with redesigned lug geometry for traction

Aggressive PUMAGRIP ATR rubber with deep lugs

Ready to buy?

On the terrain

How On Cloudultra 3 vs Puma Fast Trac Nitro 4 should behave on each kind of ground, estimated from lug depth, stack height, weight and outsole rubber. Pick a ground to see what decides it.

Pick a ground							Average
On Cloudultra 3							50
Puma Fast Trac Nitro 4							58

FlatPacked, runnable trail

Cushioning and low weight make the kilometres easier; very deep lugs squirm on hard ground.

On Cloudultra 381

Cushioning25/40
Lightness31/35
Smooth roll25/25

Puma Fast Trac Nitro 470

Cushioning24/40
Lightness21/35
Smooth roll25/25

Estimated: no data on lug depth, assumed average.

A model built from the specs to compare shoes, not a lab measurement.

Have you used the On Cloudultra 3 before?

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Have you used the Puma Fast Trac Nitro 4 before?

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Video Reviews

Watch real-world YouTube reviews from content creators and the Trail Running community.

See all 10 video reviews

On Cloudultra 3

Puma Fast Trac Nitro 4

Visual Comparison

See the differences between On Cloudultra 3 and Puma Fast Trac Nitro 4 in a side-by-side slider comparison.

Comparison Questions

Answers based on product data and key differences.

Ask your own question

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Frequently Asked Questions

Which offers better value: On Cloudultra 3 vs Puma Fast Trac Nitro 4?

For value comparison: The On Cloudultra 3 ($140) provides premium features compared to the Puma Fast Trac Nitro 4 ($140). Consider your budget and the specific features that matter most for your trail running setup.

Which is newer, the On Cloudultra 3 or the Puma Fast Trac Nitro 4?

The Puma Fast Trac Nitro 4 is newer: it came out in 2026, and the On Cloudultra 3 in July 2025.

Looking for alternatives to On Cloudultra 3?

Closest in price, with what each one does better.

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Adidas Terrex Agravic 3

Adidas

$140Score 87+13

Better than On Cloudultra 3 at:

A higher overall score (87 vs 74)

Compare with On Cloudultra 3

Asics Fuji Lite 6

Asics

$140Score 85+11

Better than On Cloudultra 3 at:

A higher overall score (85 vs 74)
More cushioning (34 vs 32 mm heel stack)
A lower drop (4 vs 6 mm)

Compare with On Cloudultra 3

Asics Fuji Lite 7

Asics

$140Score 83+9

Better than On Cloudultra 3 at:

A higher overall score (83 vs 74)
A lower drop (4 vs 6 mm)
Deeper lugs for grip (4 vs 3 mm)

Compare with On Cloudultra 3

Popular Comparisons

Compare On Cloudultra 3 or Puma Fast Trac Nitro 4 with other top trail running shoes from brands such as On, Puma and more.

Shoes

Spec profile

Each axis ranks against the 174 products in Shoes on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

On Cloudultra 3· leads in 2

CushioningLightness

Puma Fast Trac Nitro 4· leads in none

Tied

Affordability

Cushioning
32 mm
31 mm
Lightness
235 gTop 7%
272 gTop 28%
Grip
3 mm
No data
Drophigher isn't better or worse
6 mm
12 mm
Affordability
$140Top 26%
$140Top 26%

A spec without data for a product is left out of its shape, so it doesn't count as a low score.

Pick a ground

Average

On Cloudultra 3

Puma Fast Trac Nitro 4

On Cloudultra 3 vs Puma Fast Trac Nitro 4

On Cloudultra 3

Puma Fast Trac Nitro 4

Quick verdict

Spec profile