Fantasie to SHEFIT bra size

The short answer

Fantasie 34H is SHEFIT 1Luxe by the two brands' own charts.

The target brand lists the bra sizes each of its sizes covers; rows are read from that list.

Every Fantasie size read across to SHEFIT. US sizes on the left, Brand's own on the right.
Fantasie	Fantasie builds it for	SHEFIT, by chart	Same label	SHEFIT builds it for	SHEFIT also prints
34D	not published	M	not published	bust 35 to 38 in, underbust 26 to 33.5 in	not published
34DD	not published	Luxe	not published	bust 38 to 40 in, underbust 29 to 36 in	not published
34DDD	not published	Luxe	not published	bust 38 to 40 in, underbust 29 to 36 in	not published
34G	not published	1Luxe	not published	bust 40 to 42 in, underbust 31 to 38 in	not published
34H	not published	1Luxe	not published	bust 40 to 42 in, underbust 31 to 38 in	not published
34I	not published	1Luxe	not published	bust 40 to 42 in, underbust 31 to 38 in	not published
34J	not published	2Luxe	not published	bust 42 to 44 in, underbust 32 to 40 in	not published
34K	not published	1Luxe	not published	bust 40 to 42 in, underbust 31 to 38 in	not published
34L	not published	not made	not published	not published	not published
34M	not published	not made	not published	not published	not published

Tinted rows change label or sit between two sizes. 2 sizes have no counterpart on the SHEFIT 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.

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Sources

Fantasie size guide, read on 2026-09-17. Fantasie on TrueToSize
SHEFIT size guide, read on 2026-09-18. SHEFIT on TrueToSize

SHEFIT to Fantasie