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On

Cloudflow 5

Speed TrainerReleased 2025-07-03Global

Cloudflow 5 is the fifth-generation road super trainer for tempo runs, intervals, and faster sessions. Its CloudTec platform combines Helion HF with a glass-fiber-reinforced nylon Speedboard and pronounced rocker for quick transitions. An ultralight engineered-mesh upper, redesigned toe box, and forefoot grip add breathability, comfort, and traction from short repeats through long training runs.

Intended uses:
Daily, Intervals, Long run, Tempo
4 sources · checked 2026-08-11

Specs

Among 865 listed shoes, this is a near the median Speed Trainer

Weight
278g
Of 811 known values: 450 lower, 7 equal, 354 higher. The marker uses the midpoint of equal values.
Standard55.9th percentile (tie midpoint) / average +11g
Drop
8mm
Of 815 known values: 409 lower, 237 equal, 169 higher. The marker uses the midpoint of equal values.
Standard64.7th percentile (tie midpoint) / average +1.2mm
Stack height (heel/forefoot)
-
Not registered
Carbon plate
No
83% of 786 known models have no carbon plates
Midsole
CloudTec / Helion HF
Outsole
grip rubber
Reference price
$180
US price
Weight measurement and plate details
Weight note
Men's single-shoe weight shown on the current official On Japan and US product pages.
Plate note
On's official product pages explicitly identify the Speedboard as glass-fiber-reinforced nylon rather than carbon.

Changes from the previous model

A comparison with the registered values for On Cloudflow 4.

In the registered data, weight is 43g heavier at 278g.

These are differences between registered values, not a controlled comparison at the same size and measurement conditions. See the notes below the specs for weight conditions.

View Cloudflow 4 specs

Compare within the database

See where these specs sit in the overall distribution. You can also compare within the same category.

Comparison: All data (865 shoes)

Spec distributions

There is not enough data to show the scatter plot for this comparison.

This shoeregistered average

Weight

This shoe 278g·registered average 267g (811 shoes)

97g375g

Drop

This shoe 8mm·registered average 6.8mm (815 shoes)

0mm13.8mm

Items with missing numeric values are excluded. Sample sizes and measurement conditions vary between models; this distribution is not a performance ranking.