True-to-Size Millimeter Sizing Comparison
KEEN Newport H2 vs Nike Air Force 1 '07
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 Newport H2 to see your calculated size in the Air Force 1 '07.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Newport H2 (US) | Internal Cavity | Air Force 1 '07 Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 7 | 266 mm | US 7.5 | 100% | -0.0 mm |
| US 7.5 | 269 mm | US 8 | 88% | +1.0 mm |
| US 8 | 272 mm | US 8.5 | 77% | +2.0 mm |
| US 8.5 | 276 mm | US 9 | 77% | +2.0 mm |
| US 9 | 279 mm | US 9 | 88% | -1.0 mm |
| US 9.5 | 282 mm | US 9.5 | 88% | +1.0 mm |
| US 10 | 286 mm | US 10 | 88% | +1.0 mm |
| US 10.5 | 289 mm | US 10.5 | 77% | +2.0 mm |
| US 11 | 292 mm | US 10.5 | 88% | -1.0 mm |
| US 11.5 | 296 mm | US 11 | 88% | -1.0 mm |
| US 12 | 299 mm | US 11.5 | 100% | -0.0 mm |
| US 12.5 | 302 mm | US 12 | 77% | +2.0 mm |
| US 13 | 306 mm | US 12.5 | 77% | +2.0 mm |
| US 14 | 312 mm | US 13 | 100% | -0.0 mm |
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Frequently Asked Questions
How does the Newport H2 size compare to the Air Force 1 '07?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Newport H2 has an internal fit offset of -0.6mm compared to 0.38mm for the Air Force 1 '07.
Do these shoes fit wide feet comfortably?
The Newport H2 has a standard medium width profile, while the Air Force 1 '07 is roomy/wide.