True-to-Size Millimeter Sizing Comparison
Timberland PRO Drivetrain Composite Safety Toe vs Timberland PRO Radius Composite Safety 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 Drivetrain Composite Safety Toe to see your calculated size in the Radius Composite Safety Toe.
Complete Size Conversion Matrix
Direct millimeter-calibrated mapping comparing all available sizes between both shoes.
| Drivetrain Composite Safety Toe (US) | Internal Cavity | Radius Composite Safety Toe Equivalent | Match Accuracy | Fit Difference |
|---|---|---|---|---|
| US 3.5 | 240 mm | US 5.5 | 100% | 0.0 mm |
| US 4 | 243 mm | US 6 | 100% | 0.0 mm |
| US 4.5 | 247 mm | US 6.5 | 100% | 0.0 mm |
| US 5 | 250 mm | US 7 | 100% | 0.0 mm |
| US 5.5 | 253 mm | US 7.5 | 100% | 0.0 mm |
| US 6 | 257 mm | US 8 | 100% | 0.0 mm |
| US 6.5 | 260 mm | US 8.5 | 100% | 0.0 mm |
| US 7 | 267 mm | US 9 | 100% | 0.0 mm |
| US 7.5 | 270 mm | US 9.5 | 100% | 0.0 mm |
| US 8 | 273 mm | US 10 | 100% | 0.0 mm |
| US 8.5 | 277 mm | US 10.5 | 100% | 0.0 mm |
| US 9 | 280 mm | US 11 | 100% | 0.0 mm |
| US 9.5 | 283 mm | US 11 | 65% | -3.0 mm |
| US 10 | 287 mm | US 11 | 17% | -7.0 mm |
| US 10.5 | 290 mm | US 11 | 0% | -10.0 mm |
| US 11 | 293 mm | US 11 | 0% | -13.0 mm |
| US 11.5 | 297 mm | US 11 | 0% | -17.0 mm |
| US 12 | 300 mm | US 11 | 0% | -20.0 mm |
| US 12.5 | 303 mm | US 11 | 0% | -23.0 mm |
| US 13 | 307 mm | US 11 | 0% | -27.0 mm |
| US 14 | 313 mm | US 11 | 0% | -33.0 mm |
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Frequently Asked Questions
How does the Drivetrain Composite Safety Toe size compare to the Radius Composite Safety Toe?
Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Drivetrain Composite Safety Toe has an internal fit offset of 0mm compared to 0mm for the Radius Composite Safety Toe.
Do these shoes fit wide feet comfortably?
The Drivetrain Composite Safety Toe has a standard medium width profile, while the Radius Composite Safety Toe is standard medium.