👟 Brand to Brand
Fila to UGG Shoe Size Conversion
Switching from Fila to UGG? Fila runs small and UGG runs large, so the size you order changes. Here's the full chart.
Fila 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 Fila size.
Find your Fila size on the left, read across for UGG:
| Fila 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. Fila tends to run about half a size small for many lifestyle models. UGG runs about half a size large and moulds to the foot — size down half, or a full size for slippers.
UGG to Fila → · Fila chart · UGG chart · Brand finder
What is a Fila 10.5 in UGG?
A Fila 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 Fila and UGG fit the same?
Not quite — UGG runs about 1 size smaller than Fila.
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