Everyday life

Bra Size Calculator

Find bra size from bust and band measurements.

Band (underbust)

Full bust

Calculated Output

Bra size 32 DD

Step-by-Step Breakdown

1. Values used:

2. Band (underbust) = 32

3. Full bust = 37

4. Bra size = 32 DD

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The math behind it

Each inch of difference = one cup size: 1=A, 2=B, 3=C, 4=D, 5=DD.

Sister sizes?

Up a band and down a cup for a similar fit.