Adidas vs Birkenstock
Detailed size comparison between Adidas and Birkenstock. See side-by-side charts to find out which brand runs bigger or smaller.
💡Quick Answer
Adidas Adidas shoes generally run true to size, though some customers feel they might be a bit larger. Yeezy line fits small., while Birkenstock Birkenstock runs true to size. Compare the CM measurements in the charts below for the most accurate fit comparison between brands.
Men's Sizing Comparison
Adidas
| US | UK | EU | CM |
|---|---|---|---|
| 3.5 | 3 | 36 | 22 |
| 4 | 3.5 | 36.5 | 22 |
| 4.5 | 4 | 37 | 22.5 |
| 5 | 4.5 | 37.5 | 23 |
| 5.5 | 5 | 38 | 23.5 |
| 6 | 5 | 38 | 23.7 |
| 6.5 | 5.5 | 38 | 24.1 |
| 7 | 6 | 39 | 24.6 |
| 7.5 | 6.5 | 39.5 | 25 |
| 8 | 7 | 40 | 25.4 |
| 8.5 | 7.5 | 40.5 | 25.8 |
| 9 | 8 | 42 | 26.2 |
| 9.5 | 8.5 | 42 | 26.7 |
| 10 | 9 | 43 | 27.1 |
| 10.5 | 9.5 | 43.5 | 27.5 |
| 11 | 10 | 44 | 27.9 |
| 11.5 | 10.5 | 44.5 | 28.4 |
| 12 | 11 | 45 | 28.8 |
| 12.5 | 11.5 | 46 | 29.2 |
| 13 | 12 | 47 | 29.6 |
| 13.5 | 12.5 | 47 | 30.1 |
| 14 | 13 | 48 | 30.5 |
| 14.5 | 13.5 | 48.5 | 30.9 |
| 15 | 14 | 49 | 31.3 |
| 15.5 | 14.5 | 49.5 | 31.8 |
| 16 | 15 | 51 | 32.2 |
Adidas shoes generally run true to size, though some customers feel they might be a bit larger. Yeezy line fits small.
Birkenstock
| US | UK | EU | CM |
|---|---|---|---|
| 3.5 | 3 | 36 | 22 |
| 4 | 3.5 | 36.5 | 22 |
| 4.5 | 4 | 37 | 22.5 |
| 5 | 4.5 | 37.5 | 23 |
| 5.5 | 5 | 38 | 23.5 |
| 6 | 5 | 38 | 23.7 |
| 6.5 | 5.5 | 38 | 24.1 |
| 7 | 6 | 39 | 24.6 |
| 7.5 | 6.5 | 39.5 | 25 |
| 8 | 7 | 40 | 25.4 |
| 8.5 | 7.5 | 40.5 | 25.8 |
| 9 | 8 | 42 | 26.2 |
| 9.5 | 8.5 | 42 | 26.7 |
| 10 | 9 | 43 | 27.1 |
| 10.5 | 9.5 | 43.5 | 27.5 |
| 11 | 10 | 44 | 27.9 |
| 11.5 | 10.5 | 44.5 | 28.4 |
| 12 | 11 | 45 | 28.8 |
| 12.5 | 11.5 | 46 | 29.2 |
| 13 | 12 | 47 | 29.6 |
| 13.5 | 12.5 | 47 | 30.1 |
| 14 | 13 | 48 | 30.5 |
| 14.5 | 13.5 | 48.5 | 30.9 |
| 15 | 14 | 49 | 31.3 |
| 15.5 | 14.5 | 49.5 | 31.8 |
| 16 | 15 | 51 | 32.2 |
Birkenstock runs true to size
Women's Sizing Comparison
Adidas
| US | UK | EU | CM |
|---|---|---|---|
| 3.5 | 2.5 | 35 | 21.5 |
| 4 | 3 | 35 | 22 |
| 4.5 | 3.5 | 35 | 22.4 |
| 5 | 3 | 35 | 22 |
| 5.5 | 3.5 | 35.5 | 22.4 |
| 6 | 4 | 36.5 | 22.9 |
| 6.5 | 4.5 | 37 | 23.3 |
| 7 | 5 | 37.5 | 23.7 |
| 7.5 | 5.5 | 38 | 24.1 |
| 8 | 6 | 39 | 24.6 |
| 8.5 | 6.5 | 39.5 | 25 |
| 9 | 7 | 40 | 25.4 |
| 9.5 | 7.5 | 40.5 | 25.8 |
| 10 | 8 | 41.5 | 26.2 |
| 10.5 | 8.5 | 42 | 26.7 |
| 11 | 9 | 42.5 | 27.1 |
| 11.5 | 9.5 | 43.5 | 27.5 |
| 12 | 10 | 44 | 27.9 |
| 12.5 | 10.5 | 44.5 | 28.4 |
| 13 | 11 | 45 | 28.8 |
| 13.5 | 11.5 | 46 | 29.2 |
| 14 | 12 | 46.5 | 29.6 |
| 14.5 | 12.5 | 47 | 30.1 |
| 15 | 13 | 47.5 | 30.5 |
Birkenstock
| US | UK | EU | CM |
|---|---|---|---|
| 3.5 | 2.5 | 35 | 21.5 |
| 4 | 3 | 35 | 22 |
| 4.5 | 3.5 | 35 | 22.4 |
| 5 | 3 | 35 | 22 |
| 5.5 | 3.5 | 35.5 | 22.4 |
| 6 | 4 | 36.5 | 22.9 |
| 6.5 | 4.5 | 37 | 23.3 |
| 7 | 5 | 37.5 | 23.7 |
| 7.5 | 5.5 | 38 | 24.1 |
| 8 | 6 | 39 | 24.6 |
| 8.5 | 6.5 | 39.5 | 25 |
| 9 | 7 | 40 | 25.4 |
| 9.5 | 7.5 | 40.5 | 25.8 |
| 10 | 8 | 41.5 | 26.2 |
| 10.5 | 8.5 | 42 | 26.7 |
| 11 | 9 | 42.5 | 27.1 |
| 11.5 | 9.5 | 43.5 | 27.5 |
| 12 | 10 | 44 | 27.9 |
| 12.5 | 10.5 | 44.5 | 28.4 |
| 13 | 11 | 45 | 28.8 |
| 13.5 | 11.5 | 46 | 29.2 |
| 14 | 12 | 46.5 | 29.6 |
| 14.5 | 12.5 | 47 | 30.1 |
| 15 | 13 | 47.5 | 30.5 |
Kids/Youth Sizing Comparison
Adidas
| US | UK | EU | CM |
|---|---|---|---|
| 1 | 0.5 | 16 | 10.5 |
| 1.5 | 1 | 17 | 11 |
| 2 | 1.5 | 18 | 11.5 |
| 2.5 | 2 | 19 | 12 |
| 3 | 2.5 | 20 | 12.5 |
| 3.5 | 3 | 21 | 13 |
| 4 | 3.5 | 22 | 13.5 |
| 4.5 | 4 | 23 | 14 |
| 5 | 4.5 | 24 | 14.5 |
| 5.5 | 5 | 25 | 15 |
| 6 | 5.5 | 26 | 15.5 |
| 6.5 | 6 | 27 | 16 |
| 7 | 6.5 | 28 | 16.5 |
| 7.5 | 7 | 29 | 17 |
| 8 | 7.5 | 30 | 17.5 |
| 8.5 | 8 | 31 | 18 |
| 9 | 8.5 | 32 | 18.5 |
| 9.5 | 9 | 33 | 19 |
| 10 | 9.5 | 34 | 19.5 |
| 10.5 | 10 | 35 | 20 |
| 11 | 10.5 | 36 | 20.5 |
| 11.5 | 11 | 37 | 21 |
| 12 | 11.5 | 38 | 21.5 |
| 12.5 | 12 | 39 | 22 |
| 13 | 12.5 | 40 | 22.5 |
| 13.5 | 13 | 41 | 23 |
| 1 | 12.5 | 32 | 19.5 |
| 1.5 | 13 | 32 | 19.9 |
| 2 | 13.5 | 32.5 | 20.3 |
| 2.5 | 1 | 33 | 20.7 |
| 3 | 2 | 34 | 21.2 |
| 3.5 | 2.5 | 34.5 | 21.6 |
| 4 | 3 | 35 | 22 |
| 4.5 | 3.5 | 35.5 | 22.4 |
| 5 | 4 | 36.5 | 22.9 |
| 5.5 | 4.5 | 37 | 23.3 |
| 6 | 5 | 37.5 | 23.7 |
Birkenstock
| US | UK | EU | CM |
|---|---|---|---|
| 1 | 0.5 | 16 | 10.5 |
| 1.5 | 1 | 17 | 11 |
| 2 | 1.5 | 18 | 11.5 |
| 2.5 | 2 | 19 | 12 |
| 3 | 2.5 | 20 | 12.5 |
| 3.5 | 3 | 21 | 13 |
| 4 | 3.5 | 22 | 13.5 |
| 4.5 | 4 | 23 | 14 |
| 5 | 4.5 | 24 | 14.5 |
| 5.5 | 5 | 25 | 15 |
| 6 | 5.5 | 26 | 15.5 |
| 6.5 | 6 | 27 | 16 |
| 7 | 6.5 | 28 | 16.5 |
| 7.5 | 7 | 29 | 17 |
| 8 | 7.5 | 30 | 17.5 |
| 8.5 | 8 | 31 | 18 |
| 9 | 8.5 | 32 | 18.5 |
| 9.5 | 9 | 33 | 19 |
| 10 | 9.5 | 34 | 19.5 |
| 10.5 | 10 | 35 | 20 |
| 11 | 10.5 | 36 | 20.5 |
| 11.5 | 11 | 37 | 21 |
| 12 | 11.5 | 38 | 21.5 |
| 12.5 | 12 | 39 | 22 |
| 13 | 12.5 | 40 | 22.5 |
| 13.5 | 13 | 41 | 23 |
| 1 | 12.5 | 32 | 19.5 |
| 1.5 | 13 | 32 | 19.9 |
| 2 | 13.5 | 32.5 | 20.3 |
| 2.5 | 1 | 33 | 20.7 |
| 3 | 2 | 34 | 21.2 |
| 3.5 | 2.5 | 34.5 | 21.6 |
| 4 | 3 | 35 | 22 |
| 4.5 | 3.5 | 35.5 | 22.4 |
| 5 | 4 | 36.5 | 22.9 |
| 5.5 | 4.5 | 37 | 23.3 |
| 6 | 5 | 37.5 | 23.7 |
Verdict
When comparing Adidas to Birkenstock, pay attention to the CM/JP measurements as they are the most accurate way to compare fit across brands.
Adidas: Adidas shoes generally run true to size, though some customers feel they might be a bit larger. Yeezy line fits small.
Birkenstock: Birkenstock runs true to size
Frequently Asked Questions
Which runs bigger, Adidas or Birkenstock?
Adidas Adidas shoes generally run true to size, though some customers feel they might be a bit larger. Yeezy line fits small., while Birkenstock Birkenstock runs true to size. Compare the CM measurements in the charts above for the most accurate fit comparison.
Are Adidas and Birkenstock sizes the same?
While both brands use standard sizing systems (US, UK, EU), the actual fit can vary. Adidas Adidas shoes generally run true to size, though some customers feel they might be a bit larger. Yeezy line fits small., and Birkenstock Birkenstock runs true to size. Always check the CM measurements for accurate comparison.
Should I buy the same size in Adidas and Birkenstock?
Not necessarily. Even if you wear the same numerical size, the fit may differ between brands. Use the CM/foot length measurement from our charts to find your true size in each brand.
How do I convert my Adidas size to Birkenstock?
Find your Adidas size in the chart above, note the CM measurement, then find that same CM measurement in the Birkenstock chart. This ensures the most accurate size match between brands.
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