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Allbirds to New Balance Shoe Size Conversion
Switching from Allbirds to New Balance? Allbirds runs true to size and New Balance runs true to size, so the size you order changes. Here's the full chart.
Because Allbirds and New Balance share the same fit tendency, your size carries straight across: a Allbirds 9 is a New Balance 9.
Allbirds and New Balance run the same
Order the same number — a Allbirds 9 is a New Balance 9.
Find your Allbirds size on the left, read across for New Balance:
| Allbirds size | New Balance size | UK | EU | Foot (cm) |
|---|---|---|---|---|
| 6.5 | 6.5 | 5.5 | 37 | 23.5 |
| 7 | 7 | 6 | 38 | 24.3 |
| 7.5 | 7.5 | 6.5 | 38.5 | 24.7 |
| 8 | 8 | 7 | 39.5 | 25.1 |
| 8.5 | 8.5 | 7.5 | 41 | 25.9 |
| 9 | 9 | 8 | 41.5 | 26.3 |
| 9.5 | 9.5 | 8.5 | 42.5 | 26.7 |
| 10 | 10 | 9 | 43 | 27.1 |
| 10.5 | 10.5 | 9.5 | 43.5 | 27.5 |
| 11 | 11 | 10 | 44 | 27.9 |
| 11.5 | 11.5 | 10.5 | 44.5 | 28.3 |
| 12 | 12 | 11 | 45.5 | 28.7 |
| 12.5 | 12.5 | 11.5 | 46 | 29.1 |
| 13 | 13 | 12 | 47 | 29.5 |
| 13.5 | 13.5 | 12.5 | 47.5 | 29.9 |
| 14 | 14 | 13 | 48 | 30.3 |
| 14.5 | 14.5 | 13.5 | 49 | 31.1 |
| 15 | 15 | 14 | 49.5 | 31.5 |
⚠️ Fit varies by model. Allbirds runs true to size; half sizes are rounded, so go to the nearest whole. New Balance runs true to size and is one of the best brands for width options (2A to 4E).
New Balance to Allbirds → · Allbirds chart · New Balance chart · Brand finder
What is a Allbirds 9 in New Balance?
A Allbirds 9 is about a New Balance 9 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do Allbirds and New Balance fit the same?
Roughly, yes — both run true to size, so the same number fits.
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