IT to DE clothing size

The short answer

By the formula, IT 38 is DE 32. On brand charts the most common answer is 30 (1 of 2 brands), and 2 different answers are in print.

The formula and the brands' most common answer differ on 4 of 11 sizes below. Use the brand's own number for the brand you are buying.

IT to DE. The formula column is arithmetic; the brand columns are read from 2 brand charts checked by hand.
IT	DE by formula	Most brands print	Other answers in print
36	30	not published	not published
38	32	30 (1 of 2)	32: Sandro
40	34	34 (2 of 2)	not published
42	36	34 (1 of 2)	36: Sandro
44	38	36 (1 of 2)	38: Sandro
46	40	38 (1 of 2)	40: Sandro
48	42	not published	not published
50	44	not published	not published
52	46	not published	not published
54	48	not published	not published
56	50	not published	not published

Tinted rows: the formula differs from the brands' most common answer. A brand is counted once per answer.

The widest split is at IT 38: brand charts print anything from DE 30 to 32 for the same size.