Every Adidas conversion below is verified against the brand's official size chart.
Adidas fit — the short version
Race lines run long and narrow: true to size for narrow-to-average feet, half a size up for wider feet.
Men's size conversions
US 6 — women's US 7, UK 5.5, EU 38 2/3, Japan 24 cm
US 6.5 — women's US 7.5, UK 6, EU 39 1/3, Japan 24.5 cm
US 7 — women's US 8, UK 6.5, EU 40, Japan 25 cm
US 7.5 — women's US 8.5, UK 7, EU 40 2/3, Japan 25.5 cm
US 8 — women's US 9, UK 7.5, EU 41 1/3, Japan 26 cm
US 8.5 — women's US 9.5, UK 8, EU 42, Japan 26.5 cm
US 9 — women's US 10, UK 8.5, EU 42 2/3, Japan 27 cm
US 9.5 — women's US 10.5, UK 9, EU 43 1/3, Japan 27.5 cm
US 10 — women's US 11, UK 9.5, EU 44, Japan 28 cm
US 10.5 — women's US 11.5, UK 10, EU 44 2/3, Japan 28.5 cm
US 11 — women's US 12, UK 10.5, EU 45 1/3, Japan 29 cm
US 11.5 — women's US 12.5, UK 11, EU 46, Japan 29.5 cm
US 12 — women's US 13, UK 11.5, EU 46 2/3, Japan 30 cm
US 12.5 — women's US 13.5, UK 12, EU 47 1/3, Japan 30.5 cm
US 13 — women's US 14, UK 12.5, EU 48, Japan 31 cm
Women's size conversions
US 5 — men's US 4, UK 3.5, EU 36, Japan 22 cm
US 5.5 — men's US 4.5, UK 4, EU 36 2/3, Japan 22.5 cm
US 6 — men's US 5, UK 4.5, EU 37 1/3, Japan 23 cm
US 6.5 — men's US 5.5, UK 5, EU 38, Japan 23.5 cm
US 7 — men's US 6, UK 5.5, EU 38 2/3, Japan 24 cm
US 7.5 — men's US 6.5, UK 6, EU 39 1/3, Japan 24.5 cm
US 8 — men's US 7, UK 6.5, EU 40, Japan 25 cm
US 8.5 — men's US 7.5, UK 7, EU 40 2/3, Japan 25.5 cm
US 9 — men's US 8, UK 7.5, EU 41 1/3, Japan 26 cm
US 9.5 — men's US 8.5, UK 8, EU 42, Japan 26.5 cm
US 10 — men's US 9, UK 8.5, EU 42 2/3, Japan 27 cm
US 10.5 — men's US 9.5, UK 9, EU 43 1/3, Japan 27.5 cm
US 11 — men's US 10, UK 9.5, EU 44, Japan 28 cm
If you normally wear another brand
Anchored on your ASICS size:
- Asics: Baseline — true to size. One of the roomier toeboxes in running; wide widths on core models.
- On: Same size. Narrow-to-medium fit; go up half in waterproof models.
- HOKA: Half size up. Runs about a half size short of Asics, with a snug, tapered toebox.
- Adidas: Same size; half up for wide feet. Race lines run long and narrow.
- Salomon: Half size up in Speedcross. European last — narrow and precise; Sense Ride fits truer.
- norda: Half size up in 001 and 005; full size up in 002 and 003. The brand's own guidance — follow it.
Common questions
Does Adidas run true to size? The race lines run long and narrow — true to size for narrow-to-average feet.
Should wide feet size up in Adidas? Yes — go half a size up if you have wider feet.
You will also find these charts on every Adidas product page on enroute.run, right beside the shoe you are looking at.