Shirt Size Chart

Reviewed by the Units Made Easy Editorial TeamLast updated: October 2026Fact-checked

International clothing sizes are notoriously inconsistent. A US size 8 dress maps to UK 12, EU 38, AU 12, and JP M. This complete clothing size chart converts between all the major systems with real waist, bust, and hip measurements in centimeters as the common reference. Use this guide anytime you order clothing from a brand or retailer in a different country, or when a brand size chart does not quite match your usual size. All conversions below use the ISO 8559 body measurement standard as the baseline, cross checked against major retailer size guides.

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Full Clothing Size Conversion Chart

Below is the complete chart. Use the Waist column as your primary reference. Measure around your natural waist (narrowest part, usually about 2.5 cm above your belly button).

Waist (cm)US (Letter)US (Num)UKEUAUJP
60XS04324S
63XS26346S
66S48368M
70S6103810M
74M8124012L
78M10144214L
82L12164416LL
87L14184618LL
92XL162048203L
97XL182250223L
102XXL202452244L

How to Measure for Accurate Sizing

For clothing size accuracy you need three measurements: bust (fullest part of chest), natural waist (narrowest point), and hips (fullest part of your seat). Use a soft measuring tape, stand naturally with arms relaxed, and do not pull the tape too tight. Record the number in centimeters, since international charts use cm as the universal reference and converting cm to inches afterwards is trivial. If you fall between two sizes, size up for shirts and dresses (easier to tailor smaller), size down for trousers and jeans (stretch makes smaller feel bigger over time).

Why Clothing Sizes Vary So Much Between Countries

Clothing sizes vary because every country industry developed its own body measurement standard decades before international commerce was common. US vanity sizing has also shifted dramatically since the 1970s. A modern US 6 corresponds to what used to be a US 10 in 1970, while European sizes have remained more consistent to actual body measurements in cm. This means a size 8 means something completely different in Boston than in Berlin. Always use your actual body measurements, not your usual size, when converting.

Shopping Tips Across Sizing Systems

When shopping internationally: (1) measure your bust, waist, and hips in centimeters; (2) check the brand specific size chart on the product page, since brands often deviate from national standards by one or two sizes; (3) read customer reviews specifically mentioning fit; (4) when in doubt, size up for tops and dresses, size down for jeans and skirts; (5) keep return costs in mind when ordering internationally, as some retailers charge for international returns.

Frequently Asked Questions

How do I measure my clothing size at home?

Measure your bust (fullest part of chest), natural waist (narrowest point), and hips (fullest part of seat) in centimeters. Use a soft tape measure, stand naturally, and do not pull tight.

Why does my size vary between brands?

Even within the same country, brands use different size standards. Zara runs smaller than H&M, which runs smaller than many US brands. Always check the brand specific size chart, not just the country.

Should I size up or size down?

For tops and dresses, size up if you are between sizes (easier to tailor smaller). For jeans and skirts, size down (fabric stretches). Always read item specific reviews.

What is European sizing (EU 38, EU 42)?

European sizes are based on body measurements in cm. EU 36 is approximately a US size 4, EU 38 is US 6, EU 40 is US 8. Each 2 step corresponds to roughly a 2 inch (5 cm) change in bust.

How do UK clothing sizes compare to US?

UK clothing sizes run about 4 numbers larger than US. US 6 = UK 10, US 8 = UK 12, US 10 = UK 14. AU is the same as UK.

What is Japanese sizing (JP S, JP M, JP L)?

Japanese sizes are smaller than Western letter sizes. JP M is roughly a Western S. If you are shopping Uniqlo or other JP brands, size up one from your Western letter size.

Why do US sizes have vanity sizing?

US clothing sizes have shifted dramatically since the 1970s. A modern US 6 corresponds to what used to be a US 10. This is called vanity sizing and is why US size numbers rarely match international sizes directly.

How do I convert my size to a different country?

Use our free Size Profile tool at /my-size. Enter your height, foot length, and waist once and instantly see your size in every country and major brand.