Clothing Size Converter

Convert clothing sizes free online between US, UK, EU, and international sizing. A reference chart lookup -- actual fit always varies by brand, so check specific measurements too.

General reference chart -- actual fit varies by brand.

How to Use This Tool

Choose women's or men's sizingPick the relevant category

Find your known sizeLook up your size in any one column

Read across the rowSee equivalent sizes in other systems

A Starting Reference, Not a Fit Guarantee

Clothing size conversion charts provide a useful general reference point when shopping across countries, but they cannot account for brand-specific variation in how garments are actually cut and sized. The same labeled size from two different brands in the identical country can fit noticeably differently.

Why "Vanity Sizing" Complicates Things Further

Some brands deliberately size garments more generously than their labeled size would traditionally suggest, a practice sometimes called vanity sizing, done for marketing and customer psychology reasons. This means even within one country's nominal sizing system, actual garment dimensions for the same labeled size vary meaningfully between brands.

The More Reliable Approach -- Actual Measurements

When shopping from an unfamiliar brand, especially internationally, checking that specific brand's own measurement chart against your actual body measurements gives a far more reliable result than converting a size label through a generic chart, since the generic chart can't capture that brand's specific sizing choices.

Frequently Asked Questions

Each region developed its own sizing convention independently, based on different historical standards and average body measurements for that population, with no global standardization body enforcing consistency across countries the way some other measurement systems have.

No, and this is important to understand -- this shows general size chart equivalents, but actual fit varies significantly by brand, garment cut, and specific style, even within the same labeled size. Checking a specific brand's own size chart and actual body measurements remains the most reliable approach.

Brands set their own internal sizing standards, sometimes deliberately sizing differently than competitors for marketing reasons (a phenomenon sometimes called vanity sizing), which means even within one country's general system, actual garment dimensions for a given labeled size vary noticeably between brands.

Check the specific brand's own measurement chart, ideally comparing actual body measurements (chest, waist, hips) against their garment measurements, rather than relying solely on size name conversion, since their actual conversion to international labels can differ from generic charts.

Yes, since men's and women's sizing conventions differ substantially across all the same countries' systems, requiring separate reference charts for accurate conversion within each category.