Asics vs Nike
Detailed size comparison between Asics and Nike. See side-by-side charts to find out which brand runs bigger or smaller.
💡Quick Answer
Asics Usually runs true to size. Running shoes are well-regarded for consistent sizing., while Nike Nike sizing leans towards the smaller side, particularly in specific models. Check their sizing chart for accurate measurements.. Compare the CM measurements in the charts below for the most accurate fit comparison between brands.
Men's Sizing Comparison
Asics
| 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 |
Usually runs true to size. Running shoes are well-regarded for consistent sizing.
Nike
| 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 |
Nike sizing leans towards the smaller side, particularly in specific models. Check their sizing chart for accurate measurements.
Women's Sizing Comparison
Asics
| 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 |
Nike
| 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
Asics
| 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 |
Nike
| 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 Asics to Nike, pay attention to the CM/JP measurements as they are the most accurate way to compare fit across brands.
Asics: Usually runs true to size. Running shoes are well-regarded for consistent sizing.
Nike: Nike sizing leans towards the smaller side, particularly in specific models. Check their sizing chart for accurate measurements.
Frequently Asked Questions
Which runs bigger, Asics or Nike?
Asics Usually runs true to size. Running shoes are well-regarded for consistent sizing., while Nike Nike sizing leans towards the smaller side, particularly in specific models. Check their sizing chart for accurate measurements.. Compare the CM measurements in the charts above for the most accurate fit comparison.
Are Asics and Nike sizes the same?
While both brands use standard sizing systems (US, UK, EU), the actual fit can vary. Asics Usually runs true to size. Running shoes are well-regarded for consistent sizing., and Nike Nike sizing leans towards the smaller side, particularly in specific models. Check their sizing chart for accurate measurements.. Always check the CM measurements for accurate comparison.
Should I buy the same size in Asics and Nike?
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 Asics size to Nike?
Find your Asics size in the chart above, note the CM measurement, then find that same CM measurement in the Nike chart. This ensures the most accurate size match between brands.
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