👟 Brand to Brand
adidas to UGG Shoe Size Conversion
Switching from adidas to UGG? adidas runs small and UGG runs large, so the size you order changes. Here's the full chart.
A adidas 9.5 works out to a UGG 8.5 — about a full size down. The chart below has every size.
adidas → UGG: size down a full size
A adidas 9.5 is a UGG 8.5.
Find your adidas size on the left, read across for UGG:
| adidas size | UGG size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 7 | 6 | 5.5 | 37 | 23.5 |
| 7.5 | 6.5 | 6 | 38 | 24.3 |
| 8 | 7 | 6.5 | 38.5 | 24.7 |
| 8.5 | 7.5 | 7 | 39.5 | 25.1 |
| 9 | 8 | 7.5 | 41 | 25.9 |
| 9.5 | 8.5 | 8 | 41.5 | 26.3 |
| 10 | 9 | 8.5 | 42.5 | 26.7 |
| 10.5 | 9.5 | 9 | 43 | 27.1 |
| 11 | 10 | 9.5 | 43.5 | 27.5 |
| 11.5 | 10.5 | 10 | 44 | 27.9 |
| 12 | 11 | 10.5 | 44.5 | 28.3 |
| 12.5 | 11.5 | 11 | 45.5 | 28.7 |
| 13 | 12 | 11.5 | 46 | 29.1 |
| 13.5 | 12.5 | 12 | 47 | 29.5 |
| 14 | 13 | 12.5 | 47.5 | 29.9 |
| 14.5 | 13.5 | 13 | 48 | 30.3 |
| 15 | 14 | 13.5 | 49 | 31.1 |
| 15.5 | 14.5 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. adidas generally runs about half a size small, particularly lifestyle and Ultraboost models; Sambas and Gazelles run long and narrow. UGG runs about half a size large and moulds to the foot — size down half, or a full size for slippers.
UGG to adidas → · adidas chart · UGG chart · Brand finder
What is a adidas 9.5 in UGG?
A adidas 9.5 is about a UGG 8.5 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do adidas and UGG fit the same?
No — adidas runs small and UGG runs large, so size down a full size when you switch.
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