Shoe Size Converter

Easily convert shoe sizes between international standards for more accurate professional sizing.

Shoe Size Converter

Convert footwear sizes between regions accurately.

Scale: US

Select Gender

Base System

Size Value

Converted Sizes

US Size

10.0

UK Size

9.0

EU Size

CM (Japan)

28.0

Did you know? Your calculated CM size typically corresponds to the actual length of your foot in centimeters, making it the most reliable metric for online shopping.

Understanding the International Shoe Sizing

Shoe sizing systems vary widely between countries and regions. While the metric system (CM/Japan) is often the most consistent, US, UK, and European standards use different increments and starting points. A converter helps shoppers navigate global marketplaces with confidence.

Guide

How to use the International Shoe Sizing

1Select your target category (Men, Women, or Kids).
2Choose the size system you are converting from (US, UK, or EU).
3Enter the size numeric value into the input field.
4The calculator will instantly translate that size into all other major regions listed below.
5Use the resulting CM measurement for the most accurate international comparison.

Applications

Common Use Cases

Ordering footwear from international online retailers.

Navigating local shops while traveling abroad.

Finding the correct gift size for someone in a different region.

Quickly converting between men's and women's sizing for unisex styles.

The Maths Behind the Calculation

Size Mapping

Sizes are not calculated by a single formula but are mapped against standard conversion increments across regions.

Knowledge Base

Frequently Asked Questions

Why is European sizing different?

European sizing is based on two-thirds of a centimeter increments per size, whereas US and UK sizes use third-of-an-inch increments.

Are men's and women's sizes identical in EU?

Yes, in European (EU) sizing, the number usually represents the foot length regardless of gender, whereas US and UK systems differ by about 1.5 to 2 sizes between genders.

What is CM or JPN sizing?

The CM (Japan) system is the most straightforward, as the size simply equals the length of the foot in centimeters.

Regional Notice: United States

"Federal tax estimates are based on 2024 brackets. Consult a tax professional for official filing."

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