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28D Bra Size — UK, EU & French Conversion

A US 28D bra in UK, European and French sizing, with its sister sizes. Not sure 28D is right? Measure with the bra calculator first.

Reviewed by the 247Sizing teamLast updated: 27 August 2026
US 28D = UK 28D
EU 60D · French 75D

A US 28D bra converts to UK 28D, EU 60D and French 75D. The band number maps on a fixed scale, while cup letters shift between systems above D.

RegionSize
US28D
UK28D
EU (Europe)60D
FR / ES (France, Spain)75D

Sister sizes for 28D

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

30CSister 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.

30D · 28C · 28DD

All bra sizes → · Bra calculator → · Converter →

What is a US 28D bra in UK and EU sizing?

A US 28D is a UK 28D, EU 60D and French 75D.

What are the sister sizes of 28D?

Same cup volume, different band: 30C.

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