Converse vs Brooks Shoe Size - Which Runs Smaller?
Converse runs about 1 US size small compared to Brooks. If you wear Converse in US 9, start by checking Brooks in US 7.5. Both brands use the same foot-length measurement; the difference is in the last shape, not the conversion formula.
Converse to Brooks size chart
| US Men (Converse) | Converse -> Brooks | Foot length |
|---|---|---|
| 7 | 5.5 | 246mm |
| 8 | 6.5 | 254mm |
| 9 | 7.5 | 262mm |
| 10 | 8.5 | 271mm |
| 11 | 9.5 | 279mm |
Fit verdict
- Converse: Runs small (65% of buyers)
- Brooks: True to size (65% of buyers)
Why the sizes differ
Converse runs about 1 US size small compared to Brooks, with roughly 11mm between the matched fit records.
Converse foot length is measured in millimetres, then mapped to US size. The Brooks starting size shifts by about 1 US size because of each brand fit bias, not a different conversion formula.