True-to-Size Millimeter Sizing Comparison
Adidas Duramo SL 10 vs Saucony Cohesion 17
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 Duramo SL 10 to see your calculated size in the Cohesion 17.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Duramo SL 10 (US) | Internal Cavity | Cohesion 17 Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 4 | 237 mm | US 4 | 75% | +2.1 mm |
| US 4.5 | 241 mm | US 4.5 | 39% | +5.1 mm |
| US 5 | 245 mm | US 4.5 | 87% | +1.1 mm |
| US 5.5 | 249 mm | US 4.5 | 66% | -2.9 mm |
| US 6 | 254 mm | US 7 | 0% | +12.1 mm |
| US 6.5 | 258 mm | US 7 | 4% | +8.1 mm |
| US 7 | 262 mm | US 7 | 51% | +4.1 mm |
| US 7.5 | 266 mm | US 7 | 99% | +0.1 mm |
| US 8 | 271 mm | US 8 | 87% | +1.1 mm |
| US 8.5 | 275 mm | US 8.5 | 51% | +4.1 mm |
| US 9 | 279 mm | US 8.5 | 99% | +0.1 mm |
| US 9.5 | 283 mm | US 9.5 | 63% | +3.1 mm |
| US 10 | 287 mm | US 9.5 | 90% | -0.9 mm |
| US 10.5 | 292 mm | US 10 | 99% | +0.1 mm |
| US 11 | 296 mm | US 10.5 | 99% | +0.1 mm |
| US 11.5 | 300 mm | US 11 | 90% | -0.9 mm |
| US 12 | 304 mm | US 11.5 | 75% | +2.1 mm |
| US 12.5 | 309 mm | US 12 | 99% | +0.1 mm |
| US 13 | 313 mm | US 13 | 39% | +5.1 mm |
| US 13.5 | 317 mm | US 13 | 87% | +1.1 mm |
| US 14 | 321 mm | US 13 | 66% | -2.9 mm |
| US 14.5 | 326 mm | US 13 | 7% | -7.9 mm |
| US 15 | 330 mm | US 13 | 0% | -11.9 mm |
| US 16 | 334 mm | US 13 | 0% | -15.9 mm |
| US 17 | 342 mm | US 13 | 0% | -23.9 mm |
| US 18 | 351 mm | US 13 | 0% | -32.9 mm |
| US 19 | 359 mm | US 13 | 0% | -40.9 mm |
| US 20 | 368 mm | US 13 | 0% | -49.9 mm |
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Frequently Asked Questions
How does the Duramo SL 10 size compare to the Cohesion 17?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Duramo SL 10 has an internal fit offset of 0.16mm compared to -0.72mm for the Cohesion 17.
Do these shoes fit wide feet comfortably?
The Duramo SL 10 has a standard medium width profile, while the Cohesion 17 is snug/narrow.