True-to-Size Millimeter Sizing Comparison
ASICS GEL-Contend 9 vs ASICS GEL-Kayano 32
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 GEL-Contend 9 to see your calculated size in the GEL-Kayano 32.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| GEL-Contend 9 (US) | Internal Cavity | GEL-Kayano 32 Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 3.5 | 238 mm | US 3.5 | 98% | +0.2 mm |
| US 4 | 241 mm | US 4 | 98% | +0.2 mm |
| US 4.5 | 246 mm | US 4.5 | 98% | +0.2 mm |
| US 5 | 251 mm | US 5 | 98% | +0.2 mm |
| US 5.5 | 256 mm | US 5.5 | 98% | +0.2 mm |
| US 6 | 261 mm | US 6 | 98% | +0.2 mm |
| US 6.5 | 266 mm | US 6.5 | 98% | +0.2 mm |
| US 7 | 268 mm | US 7 | 98% | +0.2 mm |
| US 7.5 | 271 mm | US 7.5 | 98% | +0.2 mm |
| US 8 | 276 mm | US 8 | 98% | +0.2 mm |
| US 8.5 | 281 mm | US 8.5 | 98% | +0.2 mm |
| US 9 | 286 mm | US 9 | 98% | +0.2 mm |
| US 9.5 | 291 mm | US 9.5 | 98% | +0.2 mm |
| US 10 | 296 mm | US 10 | 98% | +0.2 mm |
| US 10.5 | 298 mm | US 10.5 | 98% | +0.2 mm |
| US 11 | 301 mm | US 11 | 98% | +0.2 mm |
| US 11.5 | 306 mm | US 11.5 | 98% | +0.2 mm |
| US 12 | 311 mm | US 12 | 98% | +0.2 mm |
| US 12.5 | 316 mm | US 12.5 | 98% | +0.2 mm |
| US 13 | 321 mm | US 13 | 98% | +0.2 mm |
| US 14 | 326 mm | US 14 | 98% | +0.2 mm |
| US 15 | 336 mm | US 15 | 98% | +0.2 mm |
| US 16 | 346 mm | US 16 | 98% | +0.2 mm |
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Frequently Asked Questions
How does the GEL-Contend 9 size compare to the GEL-Kayano 32?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The GEL-Contend 9 has an internal fit offset of -0.36mm compared to -0.16mm for the GEL-Kayano 32.
Do these shoes fit wide feet comfortably?
The GEL-Contend 9 has a snug/narrow width profile, while the GEL-Kayano 32 is snug/narrow.