knowhersize

Reviewed

32A vs 34A

34A is bigger than 32A. The cup letter is the same, but cup volume grows with the band, so 34A's cups hold more as well as having the longer band.

Side by side

32A34A
RelationshipSame cup letter, different band
UK32A34A
AU10A12A
EU70A75A
FR85A90A
Underbust32–33 in34–35 in
Bust≈ 33 in≈ 35 in
Cup volume34A holds more

On the size chart

32A is marked in ink and 34A is outlined. The yellow diagonal through 32A shows every size with the same cup volume.

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

Questions

Is 32A or 34A bigger?

34A is bigger than 32A. The cup letter is the same, but cup volume grows with the band, so 34A's cups hold more as well as having the longer band.

Can I wear 34A if I'm a 32A?

Only if the fit check says so. Changing the band also changes the cup volume, so try both where returns are easy.

What are 32A and 34A in UK sizes?

32A is UK 32A and 34A is UK 34A. In Europe they are 70A and 75A.