knowhersize

Reviewed

32B vs 30C

32B and 30C are sister sizes: the cups hold the same volume. 32B has the looser band and 30C the firmer one, so pick by how the band feels.

Side by side

32B30C
RelationshipSister sizes
UK32B30C
AU10B8C
EU70B65C
FR85B80C
Underbust32–33 in30–31 in
Bust≈ 34 in≈ 33 in
Cup volumeSame

On the size chart

32B is marked in ink and 30C is outlined. The yellow diagonal through 32B shows every size with the same cup volume.

32B = UK 32B · AU 10B · EU 70B · FR 85B. Sister sizes: 30C, 34A. 32B in full →
A
B
C
D
DD
DDD
G
H
28
30
32
34
36
38
40
42
44

Questions

Is 32B the same as 30C?

32B and 30C are sister sizes: the cups hold the same volume. 32B has the looser band and 30C the firmer one, so pick by how the band feels.

Can I wear 30C if I'm a 32B?

Often, yes. The cups hold the same volume, so the change you'll feel is the band: 30C is firmer. Choose by how the band sits, level and snug on the loosest hook.

What are 32B and 30C in UK sizes?

32B is UK 32B and 30C is UK 30C. In Europe they are 70B and 65C.