👟 Brand to Brand
Puma to On Shoe Size Conversion
Switching from Puma to On? Puma runs small and On runs true to size, so the size you order changes. Here's the full chart.
Puma runs 0.5 size larger than On, so you may need to size down when switching.
Size up 0.5 moving to On
On runs smaller — order half a size larger than your Puma size.
Find your Puma size on the left, read across for On:
| Puma size | On size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 6 | 5.5 | 37 | 23.5 |
| 6.5 | 6 | 5.5 | 37.5 | 23.9 |
| 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 | 7.5 | 7 | 40 | 25.5 |
| 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 | 13.5 | 13 | 48.5 | 30.7 |
| 14.5 | 14 | 13.5 | 49 | 31.1 |
| 15 | 14.5 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. Puma runs about half a size small for many models — sizing up half is common. On (On Running) runs true to size for most, with a snug, performance fit.
On to Puma → · Puma chart · On chart · Brand finder
What is a Puma 10.5 in On?
A Puma 10.5 is about a On 10 — they share a foot length of roughly 27.5 cm (UK 9.5, EU 43.5).
Do Puma and On fit the same?
Not quite — On runs about 0.5 size smaller than Puma.
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