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