👟 Footwear · Men's
Men's EU 40 to US
Looking to convert a men's European (EU) shoe size of 40 into US sizing? It comes out at US 8, based on a foot length of roughly 25.5 cm. The full cross-system table is below.
EU 40 = US 8
Men's · anchored to a foot length of about 25.5 cm
Full conversion across every system for this size:
| US | UK | EU | Foot (cm) | Mondo |
|---|---|---|---|---|
| 7 | 6 | 38 | 24.3 | 243 |
| 7.5 | 6.5 | 38.5 | 24.7 | 247 |
| 8 | 7 | 39.5 | 25.1 | 251 |
| 8 | 7 | 40 | 25.5 | 255 |
| 8.5 | 7.5 | 41 | 25.9 | 259 |
| 9 | 8 | 41.5 | 26.3 | 263 |
| 9.5 | 8.5 | 42.5 | 26.7 | 267 |
⚠️ Brands vary: Nike tends to run about half a size small — consider sizing up.
Need a different size? Use the live shoe size converter to convert any value across all systems at once.
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