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