True-to-Size Millimeter Sizing Comparison
MIA Jody Chelsea Boot vs MIA Mckinley Bootie
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 Jody Chelsea Boot to see your calculated size in the Mckinley Bootie.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Jody Chelsea Boot (US) | Internal Cavity | Mckinley Bootie Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 4.5 | 237 mm | US 5 | 100% | 0.0 mm |
| US 5 | 241 mm | US 5.5 | 88% | -1.0 mm |
| US 5.5 | 244 mm | US 6 | 88% | -1.0 mm |
| US 6 | 247 mm | US 6.5 | 100% | 0.0 mm |
| US 6.5 | 251 mm | US 7 | 88% | -1.0 mm |
| US 7 | 254 mm | US 7.5 | 88% | -1.0 mm |
| US 7.5 | 257 mm | US 8 | 100% | 0.0 mm |
| US 8 | 261 mm | US 8.5 | 88% | -1.0 mm |
| US 8.5 | 264 mm | US 9 | 65% | +3.0 mm |
| US 9 | 271 mm | US 9.5 | 88% | -1.0 mm |
| US 9.5 | 274 mm | US 10 | 88% | -1.0 mm |
| US 10 | 277 mm | US 10.5 | 100% | 0.0 mm |
| US 10.5 | 281 mm | US 11 | 88% | -1.0 mm |
| US 11 | 284 mm | US 11 | 53% | -4.0 mm |
Related Comparisons
Frequently Asked Questions
How does the Jody Chelsea Boot size compare to the Mckinley Bootie?
The Mckinley Bootie is about 4mm shorter than the Jody Chelsea Boot. We suggest ordering 1/2 size up in Mckinley Bootie. The Jody Chelsea Boot has an internal fit offset of 4mm compared to 0mm for the Mckinley Bootie.
Do these shoes fit wide feet comfortably?
The Jody Chelsea Boot has a standard medium width profile, while the Mckinley Bootie is standard medium.