Brooks vs Adidas sizing: official chart comparison

Brooks US 9 → Adidas US 9. Technical reference; manufacturer labels may differ. Size labels and measured foot length are different quantities. A chart does not establish the fit of every model.

There is no verified brand-wide fit offset or reproducible wearer distribution in this dataset.

How to compare Brooks and Adidas sizes

Start with the men's US label on your current shoe, then use the comparison below as a chart reference. Confirm the model and market in each official guide before ordering.

This example uses the nearest published EU label in the Adidas chart. Matching chart references does not prove that the shoes feel the same.

Brooks: official chart — Men's running footwear; US. Source checked 2026-09-05.
Adidas: official chart — Men and women footwear chart; US. Source checked 2026-09-05.

Select the shoe chart scope in the converter. Women's results use a separately reviewed women's or documented unisex chart; missing scopes stay unavailable. These references do not establish a children's or width conversion.

Brooks → Adidas — US men
Brooks US	Adidas US	Adidas UK	Adidas EU	Official source
7	7	6.5	40	EU ≈
8	7.5	7	40 2/3	EU ≈
9	9	8.5	42 2/3	EU ≈
10	10	9.5	44	EU ≈
11	10.5	10	44 2/3	EU ≈

Measure both feet

Your foot length, several brands

Use the longer measured foot. Each result belongs to its own manufacturer chart and market. Size labels and measured foot length are different quantities. A chart does not establish the fit of every model.

Example — enter your measurement to update

Adidas

Applies to: Men and women footwear chart · Source market: US

Two neighbouring references; no manufacturer size choice established

US men: 10 · US women: 11 · UK: 9.5 · EU: 44 · CM / JP label: 28 · Foot length (mm): 271
US men: 9.5 · US women: 10.5 · UK: 9 · EU: 43 1/3 · CM / JP label: 27.5 · Foot length (mm): 267

Official source · Source checked: 2026-09-05

Brooks

Applies to: Men's running footwear · Source market: US

This chart publishes labels only; foot length is unknown.

Official source · Source checked: 2026-09-05

Measure both feet · Foot length (mm)

Brooks: Published size chart

Applies to: Men's running footwear. Source market: US.

Size labels and measured foot length are different quantities. A chart does not establish the fit of every model.

Applies to

This source provides US/UK/EU correspondences without a measured foot-length column.

Brooks — Published size chart
US men	UK	EU
5	4	37.5
5.5	4.5	38
6	5	38.5
6.5	5.5	39
7	6	40
7.5	6.5	40.5
8	7	41
8.5	7.5	42
9	8	42.5
9.5	8.5	43
10	9	44
10.5	9.5	44.5
11	10	45
11.5	10.5	45.5
12	11	46
12.5	11.5	46.5
13	12	47.5
14	13	48.5
15	14	49.5
16	15	50.5

Official source · Men's Shoe Size Chart → US / UK / Europe · Source checked: 2026-09-05.

Adidas: Published size chart

Applies to: Men and women footwear chart. Source market: US.

Size labels and measured foot length are different quantities. A chart does not establish the fit of every model.

Applies to

JP is a label; heel-to-toe is the measured foot length.
Only the transcribed US men 4–15 range is covered; no extrapolation.

Adidas — Published size chart
US men	Foot length (mm)	US women	UK	EU	JP (source millimetres divided by 10)
4	221	5	3.5	36	22
4.5	225	5.5	4	36 2/3	22.5
5	229	6	4.5	37 1/3	23
5.5	233	6.5	5	38	23.5
6	238	7	5.5	38 2/3	24
6.5	242	7.5	6	39 1/3	24.5
7	246	8	6.5	40	25
7.5	250	8.5	7	40 2/3	25.5
8	255	9	7.5	41 1/3	26
8.5	259	9.5	8	42	26.5
9	263	10	8.5	42 2/3	27
9.5	267	10.5	9	43 1/3	27.5
10	271	11	9.5	44	28
10.5	276	11.5	10	44 2/3	28.5
11	280	12	10.5	45 1/3	29
11.5	284	12.5	11	46	29.5
12	288	13	11.5	46 2/3	30
12.5	293	13.5	12	47 1/3	30.5
13	297	14	12.5	48	31
13.5	301	14.5	13	48 2/3	31.5
14	305	15	13.5	49 1/3	32
14.5	310	15.5	14	50	32.5
15	314	—	14.5	50 2/3	—

Official source · Shoe size chart → cm → Heel-toe / US - Men / US - Women / EU / UK / JP · Source checked: 2026-09-05.

Adidas → Brooks