Reviewed
30B vs 32B
32B is bigger than 30B. The cup letter is the same, but cup volume grows with the band, so 32B's cups hold more as well as having the longer band.
Side by side
| 30B | 32B | |
|---|---|---|
| Relationship | Same cup letter, different band | |
| UK | 30B | 32B |
| AU | 8B | 10B |
| EU | 65B | 70B |
| FR | 80B | 85B |
| Underbust | 30–31 in | 32–33 in |
| Bust | ≈ 32 in | ≈ 34 in |
| Cup volume | 32B holds more | |
On the size chart
30B is marked in ink and 32B is outlined. The yellow diagonal through 30B shows every size with the same cup volume.
A
B
C
D
DD
DDD
G
H
28
30
32
34
36
38
40
42
44
Read each size
Questions
Is 30B or 32B bigger?
32B is bigger than 30B. The cup letter is the same, but cup volume grows with the band, so 32B's cups hold more as well as having the longer band.
Can I wear 32B if I'm a 30B?
Only if the fit check says so. Changing the band also changes the cup volume, so try both where returns are easy.
What are 30B and 32B in UK sizes?
30B is UK 30B and 32B is UK 32B. In Europe they are 65B and 70B.