Reviewed
40C vs 40D
40D is bigger than 40C. Same band, and 40D has the larger cup letter, so it holds more.
Side by side
| 40C | 40D | |
|---|---|---|
| Relationship | Same band, different cup | |
| UK | 40C | 40D |
| AU | 18C | 18D |
| EU | 90C | 90D |
| FR | 105C | 105D |
| Underbust | 40–41 in | 40–41 in |
| Bust | ≈ 43 in | ≈ 44 in |
| Cup volume | 40D holds more | |
On the size chart
40C is marked in ink and 40D is outlined. The yellow diagonal through 40C 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 40C or 40D bigger?
40D is bigger than 40C. Same band, and 40D has the larger cup letter, so it holds more.
Can I wear 40D if I'm a 40C?
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 40C and 40D in UK sizes?
40C is UK 40C and 40D is UK 40D. In Europe they are 90C and 90D.