👟 Brand to Brand
Brooks to Nike Shoe Size Conversion
Switching from Brooks to Nike? Brooks runs true to size and Nike runs small, so the size you order changes. Here's the full chart.
A Brooks 9 works out to a Nike 9.5 — about half a size up. The chart below has every size.
Brooks → Nike: size up half a size
A Brooks 9 is a Nike 9.5.
Find your Brooks size on the left, read across for Nike:
| Brooks size | Nike size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 7 | 5.5 | 37 | 23.5 |
| 7 | 7.5 | 6 | 38 | 24.3 |
| 7.5 | 8 | 6.5 | 38.5 | 24.7 |
| 8 | 8.5 | 7 | 39.5 | 25.1 |
| 8.5 | 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 |
| 14.5 | 15 | 13.5 | 49 | 31.1 |
| 15 | 15.5 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. Brooks runs true to size with a generous toe box; multiple widths are offered. Nike tends to run about half a size small — most people size up half, and lifestyle models (Air Force 1, Blazer) run especially snug.
Nike to Brooks → · Brooks chart · Nike chart · Brand finder
What is a Brooks 9 in Nike?
A Brooks 9 is about a Nike 9.5 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do Brooks and Nike fit the same?
No — Brooks runs true to size and Nike runs small, so size up half a size when you switch.
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