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New Balance to Allbirds Shoe Size Conversion
Switching from New Balance to Allbirds? New Balance runs true to size and Allbirds runs true to size, so the size you order changes. Here's the full chart.
Because New Balance and Allbirds share the same fit tendency, your size carries straight across: a New Balance 9 is a Allbirds 9.
New Balance and Allbirds run the same
Order the same number — a New Balance 9 is a Allbirds 9.
Find your New Balance size on the left, read across for Allbirds:
| New Balance size | Allbirds 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. New Balance runs true to size and is one of the best brands for width options (2A to 4E). Allbirds runs true to size; half sizes are rounded, so go to the nearest whole.
Allbirds to New Balance → · New Balance chart · Allbirds chart · Brand finder
What is a New Balance 9 in Allbirds?
A New Balance 9 is about a Allbirds 9 — they share a foot length of roughly 26.3 cm (UK 8, EU 41.5).
Do New Balance and Allbirds fit the same?
Roughly, yes — both run true to size, so the same number fits.
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