Bra Size Conversion Chart

Complete international bra size conversion chart. Convert between US, UK, EU, French, Italian, Australian, and Japanese bra sizing systems.

International Bra Size Conversion Chart

Bra sizing systems vary across the world. Use this guide and our conversion tool when shopping from international brands.

Quick Conversion Reference

US UK EU FR/ES IT AU/NZ
32A 32A 70A 85A 2A 10A
32B 32B 70B 85B 2B 10B
34B 34B 75B 90B 3B 12B
34C 34C 75C 90C 3C 12C
36C 36C 80C 95C 4C 14C
36D 36D 80D 95D 4D 14D
38D 38D 85D 100D 5D 16D

Key Differences Between Sizing Systems

US vs UK Sizes

US and UK band sizes are the same, but cup sizes diverge after D cup. US uses DD, DDD, G, H… while UK uses DD, E, F, FF, G, GG, H…

EU/European Sizes

EU uses centimeter-based bands (65, 70, 75, 80…) and a simpler cup letter progression (A, B, C, D, E, F…).

French/Spanish Sizes

French sizes add 15 to the EU band number, so EU 70 = FR 85.

For instant conversions, use our Bra Size Conversion Tool.