28DD bra size — conversion chart, sister sizes & brands

A 28DD bra (US notation) in every regional standard. The same band-and-cup, labelled eight different ways.

USUKEUFRITAUJPIN
28DD28DD60E75E60E6DD60E28DD

Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.

Sister sizes of 28DD

Sister sizes hold the same cup volume with a different band — the quickest fix when a band feels too tight or too loose.

Not sure you're a 28DD? Two measurements, two minutes — free, nothing stored.

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Brands that make DD-cup bras

28DD FAQ

What is 28DD in EU sizing?
28DD (US) is EU 60E. In UK sizing it is 28DD. Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.
What are the sister sizes of 28DD?
30D — same cup volume, different band.
Is 28DD the same in every brand?
No. A 28DD can fit differently between brands because of pattern, fabric and cup shape. Use it as a starting point and try a sister size when switching brands.