WhatShoeSize

On Running Shoe Size Chart

Convert On Running men's shoe sizes between US, UK, EU and foot length. The chart below is anchored on On Running's official sizing, with a centimeter/inch toggle for foot length. For another brand or gender, use the converter; to know if a specific model runs big or small, see the fit guides.

Foot length units:

On Running men's size chart

US Men UK EU CM (JP) Foot length (cm)
7 6.5 40 25 25
7.5 7 40.5 25.5 25.5
8 7.5 41 26 26
8.5 8 42 26.5 26.5
9 8.5 42.5 27 27
9.5 9 43 27.5 27.5
10 9.5 44 28 28
10.5 10 44.5 28.5 28.5
11 10.5 45 29 29
11.5 11 46 29.5 29.5
12 11.5 47 30 30
12.5 12 47.5 30.5 30.5
13 12.5 48 31 31
14 13.5 49 31.5 31.5

On Running conversion charts

Convert your size to On Running

Pick the brand and size you already own to see your On Running equivalent:

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Select your size to see the conversion.

The converter anchors on foot length in cm for the most accurate cross-brand result.

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