Shoe Size Converter
Convert shoe sizes between US, UK, European, Japanese, and centimeter measurements. Men's and women's size charts in one place.
Common Size References
Men's Key Sizes
| US | UK | EU | CM |
|---|---|---|---|
| 7 | 6 | 40 | 25.4 |
| 8 | 7 | 41 | 26.3 |
| 9 | 8 | 42 | 27.1 |
| 10 | 9 | 43 | 27.9 |
| 11 | 10 | 44 | 28.8 |
| 12 | 11 | 45 | 29.6 |
Women's Key Sizes
| US | UK | EU | CM |
|---|---|---|---|
| 6 | 3.5 | 36 | 23.0 |
| 7 | 4.5 | 37.5 | 23.8 |
| 8 | 5.5 | 39 | 24.6 |
| 9 | 6.5 | 40 | 25.4 |
| 10 | 7.5 | 41 | 26.2 |
| 11 | 8.5 | 42 | 27.1 |
About Shoe Size Converter
Quickly convert shoe sizes between US, UK, European, Japanese, and centimeter measurements. Switch between men's and women's sizing with a single click. Everything runs in your browser.
5 Size Systems
US, UK, European, Japanese, and centimeters. All major shoe sizing standards covered in one tool.
Men's & Women's
Separate sizing for men and women with a simple tab switch. Each uses the correct conversion formulas.
Real-Time Conversion
Enter any size and see the equivalent in all systems instantly. No button to press, results update as you type.
Reference Charts
Quick-reference tables for common men's and women's sizes. Handy when you need a fast lookup without typing.
How It Works
1. Select Gender
Choose Men's or Women's sizing at the top. The conversion formulas adjust automatically for each gender.
2. Enter Size
Type the shoe size you want to convert. Use half sizes (like 8.5 or 10.5) where applicable.
3. Pick Source System
Select which sizing system your input uses — US, UK, EU, Japan, or centimeters. The tool converts from there.
4. See All Equivalents
View the converted size in all five systems at once, displayed in a clean comparison table with formula.