Hoka vs ASICS Shoe Size — Which Runs Smaller?
Hoka runs about half a US size large compared to ASICS. If you wear Hoka in US 9, start by checking ASICS in US 9.5. 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 ASICS US 9.5. In plain terms: when moving from Hoka to ASICS, go up half a US size.
- Hoka: true to size signal from 62% of buyer-fit data.
- ASICS: true to size signal from 75% of buyer-fit data.
- If you know your foot length in millimetres, use the Size Passport above before trusting a label-to-label switch.
Hoka → ASICS size chart
| US Men (Hoka) | Hoka → ASICS | Foot length |
|---|---|---|
| 7 | 7.5 | 246mm |
| 8 | 8.5 | 254mm |
| 9 | 9.5 | 262mm |
| 10 | 10.5 | 271mm |
| 11 | 11.5 | 279mm |
Fit verdict
- Hoka: True to size (62% of buyers)
- ASICS: True to size (75% of buyers)
Why the sizes differ
Hoka runs ~0.5 size larger than ASICS.
Hoka foot length is measured in millimetres, then mapped to US size. The ASICS last fits the same foot, but the starting label shifts by about half a US size because of each brand's fit bias — not a different conversion formula.