Curvy Kate to Chantelle bra size

The short answer

Curvy Kate 34DD is Chantelle 34E by the two brands' own charts.

Cups are counted along each brand's own letter order, and the band is carried across unchanged.

Every Curvy Kate size read across to Chantelle. UK sizes on the left, US on the right.
Curvy Kate	Chantelle, by chart	Same label	Chantelle also prints
34D	34D	not published	not published
34DD	34E	not published	not published
34E	34F	not published	not published
34F	34G	not published	not published
34FF	34H	not published	not published
34G	34I	not published	not published
34GG	34J	not published	not published
34H	not made	not published	not published
34HH	not made	not published	not published
34J	not made	not published	not published
34JJ	not made	not published	not published
34K	not made	not published	not published

Neither chart publishes the body each size is built for, so the rows line up the labels. Tinted rows change label or sit between two sizes. 5 sizes have no counterpart on the Chantelle chart. Read from the two charts only; no formula and no averaging.

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.

Open in the converter Add an item you own

Sources

Curvy Kate size guide, read on 2026-09-18. Curvy Kate on TrueToSize
Chantelle size guide, read on 2026-09-17. Chantelle on TrueToSize

Chantelle to Curvy Kate