👟 Brand to Brand
UGG to Crocs Shoe Size Conversion
Switching from UGG to Crocs? UGG runs large and Crocs runs true to size, so the size you order changes. Here's the full chart.
A UGG 8.5 works out to a Crocs 9 — about half a size up. The chart below has every size.
UGG → Crocs: size up half a size
A UGG 8.5 is a Crocs 9.
Find your UGG size on the left, read across for Crocs:
| UGG size | Crocs size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6 | 6.5 | 5.5 | 37 | 23.5 |
| 6.5 | 7 | 6 | 38 | 24.3 |
| 7 | 7.5 | 6.5 | 38.5 | 24.7 |
| 7.5 | 8 | 7 | 39.5 | 25.1 |
| 8 | 8.5 | 7.5 | 41 | 25.9 |
| 8.5 | 9 | 8 | 41.5 | 26.3 |
| 9 | 9.5 | 8.5 | 42.5 | 26.7 |
| 9.5 | 10 | 9 | 43 | 27.1 |
| 10 | 10.5 | 9.5 | 43.5 | 27.5 |
| 10.5 | 11 | 10 | 44 | 27.9 |
| 11 | 11.5 | 10.5 | 44.5 | 28.3 |
| 11.5 | 12 | 11 | 45.5 | 28.7 |
| 12 | 12.5 | 11.5 | 46 | 29.1 |
| 12.5 | 13 | 12 | 47 | 29.5 |
| 13 | 13.5 | 12.5 | 47.5 | 29.9 |
| 13.5 | 14 | 13 | 48 | 30.3 |
| 14 | 14.5 | 13.5 | 49 | 31.1 |
| 14.5 | 15 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. UGG runs about half a size large and moulds to the foot — size down half, or a full size for slippers. Crocs are sized in unisex M/W and run roomy — between sizes, size down.
Crocs to UGG → · UGG chart · Crocs chart · Brand finder
What is a UGG 8.5 in Crocs?
A UGG 8.5 is about a Crocs 9 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do UGG and Crocs fit the same?
No — UGG runs large and Crocs runs true to size, so size up half a size when you switch.
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