adidas Shoe Size Chart & Fit Guide

adidas runs small — size up half a size. Find the adidas size to order from your usual size, in US, UK and EU, with foot length.

Reviewed by the 247Sizing teamLast updated: 12 August 2026

adidas generally runs about half a size small, particularly lifestyle and Ultraboost models; Sambas and Gazelles run long and narrow. For the most reliable result, measure your foot length and use the shoe size converter or the brand size finder — sizing varies by model.

From your usual size, here's what to order in adidas:

Your US size	adidas size	UK	EU	Foot (cm)
6.5	7	5.5	37	23.5
6.5	7	5.5	37.5	23.9
7	7.5	6	38	24.3
7.5	8	6.5	38.5	24.7
8	8.5	7	39.5	25.1
8	8.5	7	40	25.5
8.5	9	7.5	41	25.9
9	9.5	8	41.5	26.3
9.5	10	8.5	42.5	26.7
10	10.5	9	43	27.1
10.5	11	9.5	43.5	27.5
11	11.5	10	44	27.9
11.5	12	10.5	44.5	28.3
12	12.5	11	45.5	28.7
12.5	13	11.5	46	29.1
13	13.5	12	47	29.5
13.5	14	12.5	47.5	29.9
14	14.5	13	48	30.3
14	14.5	13	48.5	30.7
14.5	15	13.5	49	31.1
15	15.5	14	49.5	31.5

⚠️ Fit varies by model. adidas generally runs about half a size small, particularly lifestyle and Ultraboost models; Sambas and Gazelles run long and narrow.

Specific sizes: adidas 7 (M), adidas 7.5 (M), adidas 8 (M), adidas 8.5 (M), adidas 9 (M), adidas 9.5 (M), adidas 10 (M), adidas 10.5 (M), adidas 11 (M), adidas 11.5 (M), adidas 12 (M), adidas 12.5 (M), adidas 13 (M), adidas 13.5 (M), adidas 14 (M), adidas 14.5 (M), adidas 15 (M), adidas 15.5 (M), adidas 7 (W), adidas 7.5 (W), adidas 8 (W), adidas 8.5 (W), adidas 9 (W), adidas 9.5 (W), adidas 10 (W), adidas 10.5 (W), adidas 11 (W), adidas 11.5 (W), adidas 12 (W), adidas 12.5 (W), adidas 13 (W)