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32I Bra Size — UK, EU & French Conversion

A US 32I bra in UK, European and French sizing, with its sister sizes. Not sure 32I is right? Measure with the bra calculator first.

Reviewed by the 247Sizing teamLast updated: 27 August 2026
US 32I = UK 32G
EU 70I · French 85I

A US 32I bra converts to UK 32G, EU 70I and French 85I. The band number maps on a fixed scale, while cup letters shift between systems above D.

RegionSize
US32I
UK32G
EU (Europe)70I
FR / ES (France, Spain)85I

Sister sizes for 32I

Same cup volume, different band — try these if the band feels tight or loose but the cup is right:

30JSister down
34HSister 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.

30I · 34I · 32H · 32J

All bra sizes → · Bra calculator → · Converter →

What is a US 32I bra in UK and EU sizing?

A US 32I is a UK 32G, EU 70I and French 85I.

What are the sister sizes of 32I?

Same cup volume, different band: 30J, 34H.

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