True-to-Size Millimeter Sizing Comparison
KEEN Utility Vista Energy vs KEEN Utility Vista Energy Mid (Comp Toe)
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 Vista Energy to see your calculated size in the Vista Energy Mid (Comp Toe).
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Vista Energy (US) | Internal Cavity | Vista Energy Mid (Comp Toe) Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 7 | 263 mm | US 7 | 100% | 0.0 mm |
| US 7.5 | 266 mm | US 7.5 | 100% | 0.0 mm |
| US 8 | 269 mm | US 8 | 100% | 0.0 mm |
| US 8.5 | 273 mm | US 8.5 | 100% | 0.0 mm |
| US 9 | 276 mm | US 9 | 100% | 0.0 mm |
| US 9.5 | 279 mm | US 9.5 | 100% | 0.0 mm |
| US 10 | 283 mm | US 10 | 100% | 0.0 mm |
| US 10.5 | 286 mm | US 10.5 | 100% | 0.0 mm |
| US 11 | 289 mm | US 11 | 100% | 0.0 mm |
| US 11.5 | 293 mm | US 11.5 | 100% | 0.0 mm |
| US 12 | 296 mm | US 12 | 100% | 0.0 mm |
| US 12.5 | 299 mm | US 12.5 | 100% | 0.0 mm |
| US 13 | 303 mm | US 13 | 100% | 0.0 mm |
| US 14 | 309 mm | US 14 | 100% | 0.0 mm |
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Frequently Asked Questions
How does the Vista Energy size compare to the Vista Energy Mid (Comp Toe)?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Vista Energy has an internal fit offset of -4mm compared to -4mm for the Vista Energy Mid (Comp Toe).
Do these shoes fit wide feet comfortably?
The Vista Energy has a standard medium width profile, while the Vista Energy Mid (Comp Toe) is standard medium.