Brooks vs Vans Shoe Size — Which Runs Smaller?
Brooks runs about 1 US size large compared to Vans. If you wear Brooks in US 9, start by checking Vans in US 10. Both brands use the same foot-length measurement — the difference is in the last shape, not the conversion formula.
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Switching rule for this pair
At the US 9 anchor, the same 262mm foot maps to Vans US 10. In plain terms: when moving from Brooks to Vans, go up 1 US size.
- Brooks: true to size signal from 65% of buyer-fit data.
- Vans: runs small signal from 60% of buyer-fit data.
- If you know your foot length in millimetres, use the Size Passport above before trusting a label-to-label switch.
Brooks → Vans size chart
| US Men (Brooks) | Brooks → Vans | Foot length |
|---|---|---|
| 7 | 8 | 246mm |
| 8 | 9 | 254mm |
| 9 | 10 | 262mm |
| 10 | 11 | 271mm |
| 11 | 12 | 279mm |
Fit verdict
- Brooks: True to size (65% of buyers)
- Vans: Runs small (60% of buyers)
Why the sizes differ
Brooks runs ~1 size larger than Vans.
Brooks foot length is measured in millimetres, then mapped to US size. The Vans last fits the same foot, but the starting label shifts by about 1 US size because of each brand's fit bias — not a different conversion formula.