👟 Brand to Brand
UGG to Fila Shoe Size Conversion
Switching from UGG to Fila? UGG runs large and Fila runs small, 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 down 1 moving to Fila
Fila runs larger — order half a size smaller than your UGG size.
Find your UGG size on the left, read across for Fila:
| UGG size | Fila size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 7.5 | 5.5 | 37 | 23.5 |
| 6.5 | 7.5 | 5.5 | 37.5 | 23.9 |
| 7 | 8 | 6 | 38 | 24.3 |
| 7.5 | 8.5 | 6.5 | 38.5 | 24.7 |
| 8 | 9 | 7 | 39.5 | 25.1 |
| 8 | 9 | 7 | 40 | 25.5 |
| 8.5 | 9.5 | 7.5 | 41 | 25.9 |
| 9 | 10 | 8 | 41.5 | 26.3 |
| 9.5 | 10.5 | 8.5 | 42.5 | 26.7 |
| 10 | 11 | 9 | 43 | 27.1 |
| 10.5 | 11.5 | 9.5 | 43.5 | 27.5 |
| 11 | 12 | 10 | 44 | 27.9 |
| 11.5 | 12.5 | 10.5 | 44.5 | 28.3 |
| 12 | 13 | 11 | 45.5 | 28.7 |
| 12.5 | 13.5 | 11.5 | 46 | 29.1 |
| 13 | 14 | 12 | 47 | 29.5 |
| 13.5 | 14.5 | 12.5 | 47.5 | 29.9 |
| 14 | 15 | 13 | 48 | 30.3 |
| 14 | 15 | 13 | 48.5 | 30.7 |
| 14.5 | 15.5 | 13.5 | 49 | 31.1 |
| 15 | 16 | 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. Fila tends to run about half a size small for many lifestyle models.
Fila to UGG → · UGG chart · Fila chart · Brand finder
What is a UGG 10.5 in Fila?
A UGG 10.5 is about a Fila 11.5 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).
Do UGG and Fila fit the same?
Not quite — Fila runs about 1 size larger than UGG.
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