| AU/UK | US/CA | EUROPE | FOOT, CM |
| 2 | 3 | 18 | 11.3-11.8 |
| 3 | 4 | 19 | 11.9-12.3 |
| 4 | 5 | 20 | 12.4-13.2 |
| 4.5 | 6 | 21 | 13.3-13.8 |
| 5 | 6.5 | 22 | 13.9-14.3 |
| 6 | 7 | 23 | 14.4-14.8 |
| 7 | 8 | 24 | 14.9-15.6 |
| 8 | 9 | 25 | 15.7-16.3 |
| 9 | 9.5 | 26 | 16.4-16.8 |
| 9.5 | 10 | 27 | 16.9-17.3 |
| 10 | 11 | 28 | 17.4-17.8 |
| 11 | 11.5 | 29 | 17.9-18.5 |
| 11.5 | 12 | 30 | 18.6-19.3 |
| 12 | 13 | 31 | 19.4-20.0 |
| 13 | J1 | 32 | 20.1-20.5 |
| J1 | J2 | 33 | 20.6-21.0 |
| J2 | J3 | 34 | 21.1-21.5 |