Shoe Size Converter
This calculator converts shoe sizes between US, UK, EU, and CM systems.
- Free international shoe size converter for men, women, and children.
Figures are estimates from this calculator’s standard formula — adjust the inputs in the tool below for your exact number.
How the Shoe Size Converter Works
Shoe sizes vary significantly between countries and genders. This converter uses standardized conversion tables based on foot length in centimeters to accurately translate between US, UK, European, and metric sizing systems.
- 1
Step 1
Select your gender (men's or women's sizing differs)
- 2
Step 2
Enter your current shoe size
- 3
Step 3
Choose the sizing system you're converting from (US, UK, EU, or CM)
- 4
Step 4
View the equivalent sizes in all other systems
- 5
Step 5
Use the converted size for international shoe shopping
Use Cases
Buying shoes from international online retailers like Amazon, ASOS, or Zalando
Ordering footwear while traveling abroad
Understanding shoe sizes when moving to a new country
Gift shopping for someone in a different region
Comparing sizes across different brand sizing charts
Tips
- 1
Men's and women's sizing systems differ - always specify gender
- 2
European sizes typically run 30-33 units higher than US sizes
- 3
UK sizes are usually 0.5-1 size smaller than US sizes
- 4
Centimeter measurements are the most accurate universal standard
- 5
When in doubt, measure your foot length in cm for precise conversion
Common Mistakes
Forgetting that men's and women's sizes differ in the same system
Assuming all brands follow standard sizing (they don't - check brand charts)
Ordering without considering shoe width (this converter shows length only)
Not accounting for regional variations within the same country
Confusing UK and US sizes (UK is typically 0.5-1 size smaller)
FAQs
Why are men's and women's shoe sizes different?
What if my size falls between two whole numbers?
Are European sizes the same across all EU countries?
How do I measure my foot in centimeters?
Do all shoe brands follow these standard conversions?
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