True-to-Size Millimeter Sizing Comparison
Dr. Martens 2976 Chelsea vs UGG Classic Short II
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 2976 Chelsea to see your calculated size in the Classic Short II.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| 2976 Chelsea (US) | Internal Cavity | Classic Short II Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 4.5 | 233 mm | EU 36 | 17% | +7.0 mm |
| US 5 | 237 mm | EU 36 | 64% | +3.0 mm |
| US 5.5 | 240 mm | EU 36 | 100% | +0.0 mm |
| US 6 | 243 mm | EU 37 | 52% | +4.0 mm |
| US 6.5 | 247 mm | EU 37 | 100% | +0.0 mm |
| US 7 | 250 mm | EU 38 | 64% | +3.0 mm |
| US 7.5 | 253 mm | EU 38 | 100% | +0.0 mm |
| US 8 | 257 mm | EU 39 | 64% | +3.0 mm |
| US 8.5 | 260 mm | EU 39 | 100% | +0.0 mm |
| US 9 | 267 mm | EU 40 | 100% | +0.0 mm |
| US 9.5 | 270 mm | EU 41 | 64% | +3.0 mm |
| US 10 | 273 mm | EU 41 | 100% | +0.0 mm |
| US 10.5 | 277 mm | EU 42 | 64% | +3.0 mm |
| US 11 | 280 mm | EU 42 | 100% | +0.0 mm |
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Frequently Asked Questions
How does the 2976 Chelsea size compare to the Classic Short II?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The 2976 Chelsea has an internal fit offset of -0.08mm compared to -0.04mm for the Classic Short II.
Do these shoes fit wide feet comfortably?
The 2976 Chelsea has a snug/narrow width profile, while the Classic Short II is snug/narrow.