Size charts / ASICS to Vans size conversion

ASICS to Vans size conversion

ASICS and Vans sizes side by side for the same US size, men's and women's. The EU and UK labels come from each brand's own size chart. They compare size labels and do not assess product fit.

Size charts: ASICS · Vans

Men's

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ASICS and Vans men's sizes by US size
US	ASICS EU	Vans EU	ASICS UK	Vans UK
3.5	35 1/2	34 1/2	2.5	2.5
4	36	35	3	3
4.5	37	36	3.5	3.5
5	37 1/2	36 1/2	4	4
5.5	38	37	4.5	4.5
6	39	38	5	5
6.5	39 1/2	38 1/2	5.5	5.5
7	40	39	6	6
7.5	40 1/2	40	6.5	6.5
8	41 1/2	40 1/2	7	7
8.5	42	41	7.5	7.5
9	42 1/2	42	8	8
9.5	43 1/2	42 1/2	8.5	8.5
10	44	43	9	9
10.5	44 1/2	44	9.5	9.5
11	45	44 1/2	10	10
11.5	46	45	10.5	10.5
12	46 1/2	46	11	11
13	48	47	12	12
14	49	48	13	13
15	50 1/2	49	14	14

Women's

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ASICS and Vans women's sizes by US size
US	ASICS EU	Vans EU	ASICS UK	Vans UK
5	35 1/2	34 1/2	3	2.5
5.5	36	35	3.5	3
6	37	36	4	3.5
6.5	37 1/2	36 1/2	4.5	4
7	38	37	5	4.5
7.5	39	38	5.5	5
8	39 1/2	38 1/2	6	5.5
8.5	40	39	6.5	6
9	40 1/2	40	7	6.5
9.5	41 1/2	40 1/2	7.5	7
10	42	41	8	7.5
10.5	42 1/2	42	8.5	8
11	43 1/2	42 1/2	9	8.5
11.5	44	43	9.5	9
12	44 1/2	44	10	9.5
12.5	45	44 1/2	10.5	10
13	46	45	11	10.5

Questions

Is a ASICS EU size the same as a Vans EU size?: Not always. For 21 of 21 shared US men's sizes, the EU label differs. For example, US 8.5 is EU 42 at ASICS and EU 41 at Vans.
What is a ASICS US 8.5 in Vans?: At Vans, US 8.5 men's is EU 41 and UK 7.5. At ASICS, it is EU 42 and UK 7.5.
Which sizes does the table cover?: Men's: US 3.5 to US 15 (21 sizes). Women's: US 5 to US 13 (17 sizes). The table shows only the US sizes that both charts list.
Does this table tell me how a shoe fits?: No. It compares the size labels of the ASICS and Vans charts. Fit depends on the model; check the maker's guide for the model you want.