UK US EU Size Converter
Estimate your size from the uploaded multi-brand spreadsheet. Choose a brand, garment type and sizing region, then enter the measurements you have.
Clothing size calculator
Choose a brand and enter the measurements you have. Results are measurement-based estimates from the size comparison database.
Your measurements
Estimate
Loading spreadsheet size data...
The calculator is loading the workbook-derived rows for brands, garment types and UK, US and EU size systems.
SizeWise is independent and not affiliated with the listed brands unless stated otherwise. Recommendations are estimates, not guarantees.
How this calculator uses the spreadsheet
The calculator filters the workbook rows by brand, gender, garment type, fit and region. It then compares your measurements with the min and max ranges in the matching rows.
Data currently included
- 11 brands including H&M, Zara, ASOS, Nike and Adidas
- Women and men sizing rows
- UK, US, EU and international size labels
- Tops, shirts, jackets, dresses, jeans, trousers and shoes
- Confidence and source quality notes
- 4,192 measurement-based size rows
Need a brand-specific calculator?
This shared calculator is the foundation. The same spreadsheet data can later power dedicated pages for each brand and garment type.
Browse Brand Calculators