Is Nike true to size?

Nike runs small for most buyers: 40% report a true fit, 55% find it small, and 5% find it large (confidence 78%). Model-level fit can differ — this is the brand-level aggregate from our sourced data.

Best fit recommendation for Nike

For a 268 mm foot, Nike runs small. Best fit: US 10 (likely US 9–11), UK 9, EU 41, 27 cm — confidence 70%.

Recommended size for a 268 mm foot on Nike (best fit + range, not a guarantee)
Best fit Likely range UK EU CM Confidence
US 10 US 9–11 9 41 27 70%

Evidence: 2 sources · no lab measurement in this record

See how we calculate for the methodology. Sizes vary by model and foot shape; this is an estimate, not a guarantee.

What size should I start with in Nike?

Start by checking about half a US size up from your usual size in Nike. See the full Nike sizing guide or size chart.

Reference sizes at 268 mm foot length
US Men UK EU CM
9.5 8.5 40 27

Does Nike run small or large?

Our fit offset for Nike is -0.5 size steps (negative = runs small). Compare with all brands ranked by fit.