Curvy Kate to PrimaDonna bra size
The short answer
Curvy Kate 34G is PrimaDonna 75I by the two brands' own charts.
Cups are counted along each brand's own letter order, and the band is carried across unchanged.
| Curvy Kate | Curvy Kate builds it for | PrimaDonna, by chart | Same label | PrimaDonna builds it for | PrimaDonna also prints |
|---|---|---|---|---|---|
| 34D | not published | 75D | not published | not published | UK D · US D |
| 34DD | not published | 75E | not published | not published | UK E · US DD |
| 34E | not published | 75F | not published | not published | UK F · US DDD |
| 34F | not published | 75G | not published | not published | UK G · US G |
| 34FF | not published | 75H | not published | not published | UK H · US H |
| 34G | not published | 75I | not published | not published | UK I · US I |
| 34GG | not published | 75J | not published | not published | UK J · US J |
| 34H | not published | 75K | not published | not published | UK K · US K |
| 34HH | not published | 75L | not published | not published | UK L · US L |
| 34J | not published | 75M | not published | not published | UK M · US M |
| 34JJ | not published | not made | not published | not published | not published |
| 34K | not published | not made | not published | not published | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Curvy Kate size guide, read on 2026-09-18. Curvy Kate on TrueToSize
- PrimaDonna size guide, read on 2026-09-18.