👙 Bra Size
42D Bra Size — UK, EU & French Conversion
A US 42D bra in UK, European and French sizing, with its sister sizes. Not sure 42D is right? Measure with the bra calculator first.
US 42D = UK 42D
EU 95D · French 110D
A US 42D bra converts to UK 42D, EU 95D and French 110D. The band number maps on a fixed scale, while cup letters shift between systems above D.
| Region | Size |
|---|---|
| US | 42D |
| UK | 42D |
| EU (Europe) | 95D |
| FR / ES (France, Spain) | 110D |
Sister sizes for 42D
Same cup volume, different band — try these if the band feels tight or loose but the cup is right:
40DDSister down
44CSister 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 42D bra in UK and EU sizing?
A US 42D is a UK 42D, EU 95D and French 110D.
What are the sister sizes of 42D?
Same cup volume, different band: 40DD, 44C.
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