| US | UK | Europe | Japan (cm) | China | Foot Length (mm) | 2E Width Length (mm) |
4E Width Length (mm)
|
| 5 | 4.5 | 37 1/3 | 23 | 230 | 230 | 100 | 104 |
| 5.5 | 5 | 38 | 23.5 | 235 | 234 | 101 | 105 |
| 6 | 5.5 | 38 2/3 | 24 | 240 | 239 | 102 | 106 |
| 6.5 | 6 | 39 1/3 | 24.5 | 245 | 243 | 103 | 107 |
| 7 | 6.5 | 40 | 25 | 250 | 247 | 104 | 108 |
| 7.5 | 7 | 40 2/3 | 25.5 | 255 | 251 | 105 | 109 |
| 8 | 7.5 | 41 1/3 | 26 | 260 | 256 | 106 | 110 |
| 8.5 | 8 | 42 | 26.5 | 265 | 260 | 107 | 111 |
| 9 | 8.5 | 42 2/3 | 27 | 270 | 264 | 108 | 112 |
| 9.5 | 9 | 43 1/3 | 27.5 | 275 | 268 | 109 | 113 |
| 10 | 9.5 | 44 | 28 | 280 | 272 | 110 | 114 |
| 10.5 | 10 | 44 2/3 | 28.5 | 285 | 277 | 111 | 115 |
| 11 | 10.5 | 45 1/3 | 29 | 290 | 281 | 112 | 116 |
| 11.5 | 11 | 46 | 29.5 | 295 | 285 | 113 | 117 |
| 12 | 11.5 | 46 2/3 | 30 | 300 | 289 | 114 | 118 |
| 12.5 | 12 | 47 1/3 | 30.5 | 305 | 294 | 115 | 119 |
| 13 | 12.5 | 48 | 31 | 310 | 298 | 116 | 120 |
| 13.5 | 13 | 48 2/3 | 31.5 | 315 | 302 | 117 | 121 |
| 14 | 13.5 | 49 1/3 | 32 | 320 | 306 | 119 | 123 |
| 14.5 | 14 | 50 | 32.5 | 325 | 311 | 120 | 124 |
| 15 | 14.5 | 50 2/3 | 33 | 330 | 315 | 121 | 125 |
