Brooks vs Salomon Shoe Size — Which Runs Smaller?
Brooks runs about 1 US size large compared to Salomon. If you wear Brooks in US 9, start by checking Salomon 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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Save your usual Brooks size, then reuse it across brand comparisons without retyping.
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Switching rule for this pair
At the US 9 anchor, the same 262mm foot maps to Salomon US 10. In plain terms: when moving from Brooks to Salomon, go up 1 US size.
- Brooks: true to size signal from 65% of buyer-fit data.
- Salomon: runs small signal from 45% 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 → Salomon size chart
| US Men (Brooks) | Brooks → Salomon | 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)
- Salomon: Runs small (45% of buyers)
Why the sizes differ
Brooks runs ~1 size larger than Salomon.
Brooks foot length is measured in millimetres, then mapped to US size. The Salomon 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.