👙 Bra Size
46B Bra Size — UK, EU & French Conversion
A US 46B bra in UK, European and French sizing, with its sister sizes. Not sure 46B is right? Measure with the bra calculator first.
US 46B = UK 46B
EU 105B · French 120B
A US 46B bra converts to UK 46B, EU 105B and French 120B. The band number maps on a fixed scale, while cup letters shift between systems above D.
| Region | Size |
|---|---|
| US | 46B |
| UK | 46B |
| EU (Europe) | 105B |
| FR / ES (France, Spain) | 120B |
Sister sizes for 46B
Same cup volume, different band — try these if the band feels tight or loose but the cup is right:
44CSister down
48ASister up
⚠️ US cup lettering above D varies by brand (DD vs E, DDD vs F). Match by the EU/UK equivalent when a brand's letters differ.
All bra sizes → · Bra calculator → · Converter →
What is a US 46B bra in UK and EU sizing?
A US 46B is a UK 46B, EU 105B and French 120B.
What are the sister sizes of 46B?
Same cup volume, different band: 44C, 48A.
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