True-to-Size Millimeter Sizing Comparison
Converse Chuck Taylor All Star Low-Top 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 Chuck Taylor All Star Low-Top 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.
| Chuck Taylor All Star Low-Top (US) | Internal Cavity | Classic Slip-On Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 3 | 234 mm | US 7 | 0% | +25.8 mm |
| US 3.5 | 241 mm | US 7 | 0% | +18.8 mm |
| US 6 | 244 mm | US 7 | 0% | +15.8 mm |
| US 6.5 | 248 mm | US 7 | 0% | +11.8 mm |
| US 7 | 251 mm | US 7 | 0% | +8.8 mm |
| US 7.5 | 254 mm | US 7 | 32% | +5.8 mm |
| US 6 | 261 mm | US 7.5 | 32% | +5.8 mm |
| US 6.5 | 265 mm | US 7.5 | 73% | +2.3 mm |
| US 7 | 268 mm | US 8 | 79% | +1.8 mm |
| US 7.5 | 271 mm | US 8.5 | 79% | +1.8 mm |
| US 7.5 | 274 mm | US 8.5 | 85% | -1.2 mm |
| US 8 | 278 mm | US 9 | 79% | +1.8 mm |
| US 8.5 | 281 mm | US 9.5 | 79% | +1.8 mm |
| US 9 | 284 mm | US 10 | 67% | +2.8 mm |
| US 9.5 | 288 mm | US 10.5 | 44% | +4.8 mm |
| US 10 | 294 mm | US 11 | 67% | +2.8 mm |
| US 10.5 | 298 mm | US 11.5 | 79% | +1.8 mm |
| US 11 | 301 mm | US 11.5 | 85% | -1.2 mm |
| US 11.5 | 308 mm | US 13 | 44% | +4.8 mm |
| US 12 | 311 mm | US 13 | 79% | +1.8 mm |
| US 13 | 317 mm | US 13 | 50% | -4.2 mm |
| US 13 | 320 mm | US 13 | 14% | -7.2 mm |
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Frequently Asked Questions
How does the Chuck Taylor All Star Low-Top size compare to the Classic Slip-On?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Chuck Taylor All Star Low-Top has an internal fit offset of 1.16mm compared to -0.08mm for the Classic Slip-On.
Do these shoes fit wide feet comfortably?
The Chuck Taylor All Star Low-Top has a snug/narrow width profile, while the Classic Slip-On is snug/narrow.