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