Size charts / Converse to On size conversion

Converse to On size conversion

Converse and On 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: Converse · On

Men's

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Converse and On men's sizes by US size
US	Converse EU	On EU	Converse UK	On UK
7	40	40	7	6.5
7.5	41	40 1/2	7.5	7
8	41 1/2	41	8	7.5
8.5	42	42	8.5	8
9	42 1/2	42 1/2	9	8.5
9.5	43	43	9.5	9
10	44	44	10	9.5
10.5	44 1/2	44 1/2	10.5	10
11	45	45	11	10.5
11.5	46	46	11.5	11
12	46 1/2	47	12	11.5
13	48	48	13	12.5
14	49	49	14	13.5

Women's

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Converse and On women's sizes by US size
US	Converse EU	On EU	Converse UK	On UK
5	35	36	3	3
5.5	36	36 1/2	3.5	3.5
6	36 1/2	37	4	4
6.5	37	37 1/2	4.5	4.5
7	37 1/2	38	5	5
7.5	38	38 1/2	5.5	5.5
8	39	39	6	6
8.5	39 1/2	40	6.5	6.5
9	40	40 1/2	7	7
9.5	41	41	7.5	7.5
10	41 1/2	42	8	8
10.5	42	42 1/2	8.5	8.5
11	42 1/2	43	9	9

Questions

Is a Converse EU size the same as a On EU size?: Not always. For 3 of 13 shared US men's sizes, the EU label differs. For example, US 8 is EU 41 1/2 at Converse and EU 41 at On.
What is a Converse US 8 in On?: At On, US 8 men's is EU 41 and UK 7.5. At Converse, it is EU 41 1/2 and UK 8.
Which sizes does the table cover?: Men's: US 7 to US 14 (13 sizes). Women's: US 5 to US 11 (13 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 Converse and On charts. Fit depends on the model; check the maker's guide for the model you want.