Reviewed
40DD vs 40DDD
40DDD is bigger than 40DD. Same band, and 40DDD has the larger cup letter, so it holds more.
Side by side
| 40DD | 40DDD | |
|---|---|---|
| Relationship | Same band, different cup | |
| UK | 40DD | 40E |
| AU | 18DD | 18E |
| EU | 90E | 90F |
| FR | 105E | 105F |
| Underbust | 40–41 in | 40–41 in |
| Bust | ≈ 45 in | ≈ 46 in |
| Cup volume | 40DDD holds more | |
On the size chart
40DD is marked in ink and 40DDD is outlined. The yellow diagonal through 40DD 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
Other comparisons
Questions
Is 40DD or 40DDD bigger?
40DDD is bigger than 40DD. Same band, and 40DDD has the larger cup letter, so it holds more.
Can I wear 40DDD if I'm a 40DD?
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 40DD and 40DDD in UK sizes?
40DD is UK 40DD and 40DDD is UK 40E. In Europe they are 90E and 90F.