Reviewed
34D vs 34DD
34DD is bigger than 34D. Same band, and 34DD has the larger cup letter, so it holds more.
Side by side
| 34D | 34DD | |
|---|---|---|
| Relationship | Same band, different cup | |
| UK | 34D | 34DD |
| AU | 12D | 12DD |
| EU | 75D | 75E |
| FR | 90D | 90E |
| Underbust | 34–35 in | 34–35 in |
| Bust | ≈ 38 in | ≈ 39 in |
| Cup volume | 34DD holds more | |
On the size chart
34D is marked in ink and 34DD is outlined. The yellow diagonal through 34D 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 34D or 34DD bigger?
34DD is bigger than 34D. Same band, and 34DD has the larger cup letter, so it holds more.
Can I wear 34DD if I'm a 34D?
Only if the fit check says so. A different cup letter on the same band changes the cup volume, so try both where returns are easy.
What are 34D and 34DD in UK sizes?
34D is UK 34D and 34DD is UK 34DD. In Europe they are 75D and 75E.