👟 Brand to Brand
Crocs to UGG Shoe Size Conversion
Switching from Crocs to UGG? Crocs runs true to size and UGG runs large, so the size you order changes. Here's the full chart.
A Crocs 9 works out to a UGG 8.5 — about half a size down. The chart below has every size.
Crocs → UGG: size down half a size
A Crocs 9 is a UGG 8.5.
Find your Crocs size on the left, read across for UGG:
| Crocs size | UGG size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 6 | 5.5 | 37 | 23.5 |
| 7 | 6.5 | 6 | 38 | 24.3 |
| 7.5 | 7 | 6.5 | 38.5 | 24.7 |
| 8 | 7.5 | 7 | 39.5 | 25.1 |
| 8.5 | 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 |
| 14.5 | 14 | 13.5 | 49 | 31.1 |
| 15 | 14.5 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. Crocs are sized in unisex M/W and run roomy — between sizes, size down. UGG runs about half a size large and moulds to the foot — size down half, or a full size for slippers.
UGG to Crocs → · Crocs chart · UGG chart · Brand finder
What is a Crocs 9 in UGG?
A Crocs 9 is about a UGG 8.5 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do Crocs and UGG fit the same?
No — Crocs runs true to size and UGG runs large, so size down half a size when you switch.
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