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Nike to Merrell Shoe Size Conversion
Switching from Nike to Merrell? Nike runs small and Merrell runs true to size, so the size you order changes. Here's the full chart.
Nike runs 0.5 size larger than Merrell, so you may need to size down when switching.
Size up 0.5 moving to Merrell
Merrell runs smaller — order half a size larger than your Nike size.
Find your Nike size on the left, read across for Merrell:
| Nike size | Merrell size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 6 | 5.5 | 37 | 23.5 |
| 6.5 | 6 | 5.5 | 37.5 | 23.9 |
| 7 | 6.5 | 6 | 38 | 24.3 |
| 7.5 | 7 | 6.5 | 38.5 | 24.7 |
| 8 | 7.5 | 7 | 39.5 | 25.1 |
| 8 | 7.5 | 7 | 40 | 25.5 |
| 8.5 | 8 | 7.5 | 41 | 25.9 |
| 9 | 8.5 | 8 | 41.5 | 26.3 |
| 9.5 | 9 | 8.5 | 42.5 | 26.7 |
| 10 | 9.5 | 9 | 43 | 27.1 |
| 10.5 | 10 | 9.5 | 43.5 | 27.5 |
| 11 | 10.5 | 10 | 44 | 27.9 |
| 11.5 | 11 | 10.5 | 44.5 | 28.3 |
| 12 | 11.5 | 11 | 45.5 | 28.7 |
| 12.5 | 12 | 11.5 | 46 | 29.1 |
| 13 | 12.5 | 12 | 47 | 29.5 |
| 13.5 | 13 | 12.5 | 47.5 | 29.9 |
| 14 | 13.5 | 13 | 48 | 30.3 |
| 14 | 13.5 | 13 | 48.5 | 30.7 |
| 14.5 | 14 | 13.5 | 49 | 31.1 |
| 15 | 14.5 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. Nike tends to run about half a size small — most people size up half, and lifestyle models (Air Force 1, Blazer) run especially snug. Merrell runs true to size with a roomy toe box; wide options exist.
Merrell to Nike → · Nike chart · Merrell chart · Brand finder
What is a Nike 10.5 in Merrell?
A Nike 10.5 is about a Merrell 10 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).
Do Nike and Merrell fit the same?
Not quite — Merrell runs about 0.5 size smaller than Nike.
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