👟 Brand to Brand
Crocs to Nike Shoe Size Conversion
Switching from Crocs to Nike? Crocs runs true to size and Nike runs small, so the size you order changes. Here's the full chart.
Nike runs 0.5 size larger than Crocs, so you may need to size down when switching.
Size down 0.5 moving to Nike
Nike runs larger — order half a size smaller than your Crocs size.
Find your Crocs size on the left, read across for Nike:
| Crocs size | Nike 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. Crocs are sized in unisex M/W and run roomy — between sizes, size down. 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 Crocs → · Crocs chart · Nike chart · Brand finder
What is a Crocs 10.5 in Nike?
A Crocs 10.5 is about a Nike 11 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).
Do Crocs and Nike fit the same?
Not quite — Nike runs about 0.5 size larger than Crocs.
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