Convert km/h, mph, metres per second, and feet per second.
Road speeds are usually km/h or mph. Metres per second and feet per second show up in timing and braking notes. Enter an amount and the page applies the same speed factors used everywhere else on this site.
| From | Amount | To | Result |
|---|---|---|---|
| km/h | 100 | mph | 62.1371 |
| km/h | 100 | m/s | 27.7778 |
| mph | 60 | km/h | 96.5606 |
| mph | 60 | m/s | 26.8224 |
| m/s | 10 | km/h | 36 |
| m/s | 10 | ft/s | 32.8084 |
| ft/s | 30 | m/s | 9.144 |
| ft/s | 30 | km/h | 32.9184 |