New Balance men's to women's and women's to men's shoe sizes

Convert New Balance men's to women's or women's to men's US shoe sizes using only pairs printed together in the brand's official charts.

Men's to women's

At New Balance, women's US is 1.5 above men's US: men's 9 is women's 10.5.

From New Balance's men's chart.

Men's US	Women's US	UK	EU	cm
2.5	4	2	34	20.5
3	4.5	2.5	35	21
3.5	5	3	35.5	21.5
4	5.5	3.5	36	22
4.5	6	4	37	22.5
5	6.5	4.5	37.5	23
5.5	7	5	38	23.5
6	7.5	5.5	38.5	24
6.5	8	6	39.5	24.5
7	8.5	6.5	40	25
7.5	9	7	40.5	25.5
8	9.5	7.5	41.5	26
8.5	10	8	42	26.5
9	10.5	8.5	42.5	27
9.5	11	9	43	27.5
10	11.5	9.5	44	28
10.5	12	10	44.5	28.5
11	12.5	10.5	45	29
11.5	13	11	45.5	29.5
12	13.5	11.5	46.5	30
12.5	14	12	47	30.5
13	14.5	12.5	47.5	31
13.5	15	13	48.5	31.5
14	15.5	13.5	49	32
15	16.5	14.5	50	33
16	17.5	15.5	51	34
17	18.5	16.5	52	35
18	19.5	17.5	53	36

At New Balance, men's US is 1.5 below women's US: women's 8 is men's 6.5.

From New Balance's women's chart.

Women's US	Men's US	UK	EU	cm
3	1.5	1	33	20
3.5	2	1.5	33.5	20.5
4	2.5	2	34	21
4.5	3	2.5	34.5	21.5
5	3.5	3	35	22
5.5	4	3.5	36	22.5
6	4.5	4	36.5	23
6.5	5	4.5	37	23.5
7	5.5	5	37.5	24
7.5	6	5.5	38	24.5
8	6.5	6	39	25
8.5	7	6.5	40	25.5
9	7.5	7	40.5	26
9.5	8	7.5	41	26.5
10	8.5	8	41.5	27
10.5	9	8.5	42.5	27.5
11	9.5	9	43	28
11.5	10	9.5	43.5	28.5
12	10.5	10	44	29
12.5	11	10.5	45	29.5
13	11.5	11	45.5	30
13.5	12	11.5	46	30.5
14	12.5	12	46.5	31
15	13.5	13	48	32
16	14.5	14	49	32.5