US Women's 4 in EU, UK & CM — Shoe Size Conversion
A US Women's 4 equals approximately US men's 2.5, EU 31, and UK 1.5 (foot length ~207 mm). Sizes vary by brand — use the comparison table below as a fit-data starting point.
Conversion table
| US Men | US Women | EU | UK | CM | Foot (mm) |
|---|---|---|---|---|---|
| 1.5 | 3 | 30 | 0.5 | 20 | 199 |
| 2 | 3.5 | 30 | 1 | 20.5 | 203 |
| 2.5 | 4 | 31 | 1.5 | 20.5 | 207 |
| 3 | 4.5 | 32 | 2 | 21 | 211 |
| 3.5 | 5 | 32 | 2.5 | 21.5 | 215 |
Conversions route through foot length (mm). See how we calculate for the full methodology.
Find your brand fit
No brand-specific fit data is anchored at this exact foot length yet. Browse our brand guides — Nike runs small, New Balance runs large — for a purchase-ready answer with confidence scores and sources.