On Running UK to EU Shoe Size
This chart converts On Running men's UK sizes to EU. Sizing is based on On Running's official chart — for another brand use the converter, and check the fit guides to see if a model runs big or small.
| UK | EU |
|---|---|
| 6.5 | 40 |
| 7 | 40.5 |
| 7.5 | 41 |
| 8 | 42 |
| 8.5 | 42.5 |
| 9 | 43 |
| 9.5 | 44 |
| 10 | 44.5 |
| 10.5 | 45 |
| 11 | 46 |
| 11.5 | 47 |
| 12 | 47.5 |
| 12.5 | 48 |
| 13.5 | 49 |
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Frequently asked questions
How do I convert On Running UK to EU?
Find your On Running UK size in the chart above and read across to the EU value. For a different brand, use the converter — sizing varies between brands.