True-to-Size Millimeter Sizing Comparison
Nike Air Force 1 '07 vs Vans Classic Slip-On
Detailed size conversion chart, cavity measurements in millimeters, and crowd-sourced fit advice for choosing your perfect size.
Interactive Size Converter
Select what size you wear in the Air Force 1 '07 to see your calculated size in the Classic Slip-On.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Air Force 1 '07 (US) | Internal Cavity | Classic Slip-On Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 3.5 | 232 mm | US 7 | 0% | +27.5 mm |
| US 4 | 236 mm | US 7 | 0% | +23.5 mm |
| US 4.5 | 240 mm | US 7 | 0% | +19.5 mm |
| US 5 | 245 mm | US 7 | 0% | +14.5 mm |
| US 5.5 | 249 mm | US 7 | 0% | +10.5 mm |
| US 6 | 253 mm | US 7 | 23% | +6.5 mm |
| US 6.5 | 257 mm | US 7 | 70% | +2.5 mm |
| US 7 | 261 mm | US 7.5 | 35% | +5.5 mm |
| US 7.5 | 266 mm | US 7.5 | 94% | +0.5 mm |
| US 8 | 270 mm | US 8.5 | 70% | +2.5 mm |
| US 8.5 | 274 mm | US 8.5 | 83% | -1.5 mm |
| US 9 | 278 mm | US 9 | 82% | +1.5 mm |
| US 9.5 | 283 mm | US 9.5 | 95% | -0.5 mm |
| US 10 | 287 mm | US 10 | 95% | -0.5 mm |
| US 10.5 | 291 mm | US 10.5 | 82% | +1.5 mm |
| US 11 | 295 mm | US 11 | 82% | +1.5 mm |
| US 11.5 | 299 mm | US 11.5 | 94% | +0.5 mm |
| US 12 | 304 mm | US 12 | 70% | +2.5 mm |
| US 12.5 | 308 mm | US 13 | 46% | +4.5 mm |
| US 13 | 312 mm | US 13 | 94% | +0.5 mm |
| US 13.5 | 316 mm | US 13 | 59% | -3.5 mm |
| US 14 | 321 mm | US 13 | 0% | -8.5 mm |
| US 14.5 | 325 mm | US 13 | 0% | -12.5 mm |
| US 15 | 329 mm | US 13 | 0% | -16.5 mm |
| US 15.5 | 333 mm | US 13 | 0% | -20.5 mm |
| US 16 | 338 mm | US 13 | 0% | -25.5 mm |
| US 16.5 | 342 mm | US 13 | 0% | -29.5 mm |
| US 17 | 346 mm | US 13 | 0% | -33.5 mm |
| US 17.5 | 350 mm | US 13 | 0% | -37.5 mm |
| US 18 | 355 mm | US 13 | 0% | -42.5 mm |
| US 18.5 | 359 mm | US 13 | 0% | -46.5 mm |
| US 19 | 363 mm | US 13 | 0% | -50.5 mm |
| US 19.5 | 367 mm | US 13 | 0% | -54.5 mm |
| US 20 | 371 mm | US 13 | 0% | -58.5 mm |
| US 20.5 | 376 mm | US 13 | 0% | -63.5 mm |
| US 21 | 380 mm | US 13 | 0% | -67.5 mm |
| US 21.5 | 384 mm | US 13 | 0% | -71.5 mm |
| US 22 | 388 mm | US 13 | 0% | -75.5 mm |
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Frequently Asked Questions
How does the Air Force 1 '07 size compare to the Classic Slip-On?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Air Force 1 '07 has an internal fit offset of 0.38mm compared to -0.08mm for the Classic Slip-On.
Do these shoes fit wide feet comfortably?
The Air Force 1 '07 has a roomy/wide width profile, while the Classic Slip-On is snug/narrow.