International Bra Size Converter
Convert bra sizes between all international sizing systems instantly. Shop confidently worldwide with accurate conversions for US, UK, EU, Australian, Japanese, and more.
Universal Size Converter
International Sizing Systems
🇺🇸 United States (US)
Uses inches for band sizes (30, 32, 34, etc.). Cup progression: A, B, C, D, DD, DDD/F, G, H, I, J, K
🇬🇧 United Kingdom (UK)
Same band numbering as US but different cup progression after D: D, DD, E, F, FF, G, GG, H, HH
🇪🇺 European (EU)
Metric system using centimeters: 65, 70, 75, 80, etc. Cup sizes similar to US but may vary by country
🇦🇺 Australian (AU)
Band sizes are dress sizes (8, 10, 12, etc.). Cup progression follows UK system
🇯🇵 Japanese (JP)
Uses metric bands (65, 70, 75) with unique cup sizing: A, B, C, D, E, F, G, H, I
🇫🇷 French (FR) & 🇮🇹 Italian (IT)
May use country-specific systems that differ from standard EU sizing
Popular Brands by Region
🇺🇸 US Brands
Victoria's Secret, Calvin Klein, Maidenform, Wacoal America, ThirdLove
🇬🇧 UK Brands
Marks & Spencer, Freya, Panache, Bravissimo, Curvy Kate
🇪🇺 European Brands
Triumph, Chantelle, Aubade, La Perla, Simone Pérèle, Anita
🇦🇺 Australian Brands
Berlei, Bonds, Bendon, Elle Macpherson Intimates
🇯🇵 Japanese Brands
Wacoal, Triumph Japan, Peach John, Wing, Aimerfeel
International Shopping Tips
Check return policies carefully when ordering internationally, as sizes may vary significantly between regions.
Order multiple sizes when possible, especially from new brands or unfamiliar sizing systems.
Read reviews from customers who mention fit and sizing accuracy for specific international brands.
Contact customer service if you're unsure - many brands offer sizing help for international customers.
Complete International Conversion Chart
| US | UK | EU | AU | JP | FR |
|---|---|---|---|---|---|
| 30A | 30A | 65A | 8A | 65A | 80A |
| 32A | 32A | 70A | 10A | 70A | 85A |
| 34B | 34B | 75B | 12B | 75B | 90B |
| 36C | 36C | 80C | 14C | 80C | 95C |
| 38D | 38D | 85D | 16D | 85D | 100D |
| 38DD | 38E | 85E | 16E | 85E | 100E |
| 40DDD | 40F | 90F | 18F | 90F | 105F |
| 42G | 42FF | 95G | 20FF | 95G | 110G |
*Conversions are approximate and may vary by brand. French and Italian systems may differ from standard EU sizing. Always consult individual brand size charts.