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On Running Size Guide
Updated March 2026 · Official On Running sizing data
On Running fiel a tu talla habitual
Las tallas On Running España son fieles al sistema europeo en zapatillas de running. Consulta nuestra tabla de tallas On Running antes de comprar. Con nuestro conversor de tallas comparas EU, US, UK y JP al instante.
Use the converter below to find your exact On Running size across EU, US, UK, IT, FR, JP and KR systems. Select your home size system, pick your size, and get instant results — no calculations needed. Size charts are updated regularly to reflect On Running's current sizing standards.
Size converter
Brand
On RunningLocked
Sample conversion
38 EU
10 UK6 US40 IT38 FR
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Ropa Mujer
| EU / España | United Kingdom | United States | Italia | Francia | Japón (cm) |
|---|---|---|---|---|---|
| 34 | 6 | 2 | 38 | 36 | 7 |
| 36 | 8 | 4 | 40 | 38 | 9 |
| 38 | 10 | 6 | 42 | 40 | 11 |
| 40 | 12 | 8 | 44 | 42 | 13 |
| 42 | 14 | 10 | 46 | 44 | 15 |
| 44 | 16 | 12 | 48 | 46 | 17 |
Ropa Hombre
| EU / España | United Kingdom | United States | Italia | Francia |
|---|---|---|---|---|
| 46 | 36 | 36 | 46 | 46 |
| 48 | 38 | 38 | 48 | 48 |
| 50 | 40 | 40 | 50 | 50 |
| 52 | 42 | 42 | 52 | 52 |
| 54 | 44 | 44 | 54 | 54 |
Calzado Mujer
| EU / España | United Kingdom | United States | Japón (cm) |
|---|---|---|---|
| 35 | 2.5 | 5 | 22.0 |
| 36 | 3.5 | 6 | 22.5 |
| 37 | 4.5 | 6.5 | 23.5 |
| 38 | 5.5 | 7.5 | 24.0 |
| 39 | 6.0 | 8.5 | 24.5 |
| 40 | 6.5 | 9.0 | 25.5 |
| 41 | 7.5 | 10.0 | 26.0 |
| 42 | 8.0 | 10.5 | 26.5 |
Calzado Hombre
| EU / España | United Kingdom | United States | Japón (cm) |
|---|---|---|---|
| 39 | 6.0 | 7.0 | 24.5 |
| 40 | 6.5 | 7.5 | 25.5 |
| 41 | 7.5 | 8.5 | 26.0 |
| 42 | 8.0 | 9.0 | 26.5 |
| 43 | 9.0 | 10.0 | 27.5 |
| 44 | 9.5 | 10.5 | 28.0 |
| 45 | 10.5 | 11.5 | 29.0 |
| 46 | 11.0 | 12.0 | 29.5 |
| 47 | 12.0 | 13.0 | 30.5 |
Frequently asked questions about On Running sizes
- How do On Running sizes run?
- On Running On Running fiel a tu talla habitual.
- What is a Spanish M size in On Running?
- A Spanish M in On Running is approximately 38 EU / 6 US.
- Is On Running true to size?
- On Running is true to size. Choose your usual size.
- Are On Running sizes the same in all countries?
- No, On Running uses different sizing systems by country. EU, US, UK, IT, FR, JP and KR sizes all differ. Use our converter to get your exact equivalent instantly.