< Convert | list of units
| system | unit | unit- code |
symbol or abbrev. |
notes | sample default conversion |
combination output units | |
|---|---|---|---|---|---|---|---|
| SI | metre per second | m/s | m/s | US spelling: meter per second |
1.0 m/s (3.3 ft/s) |
| |
| non-SI metric | kilometre per hour | km/h | km/h | US spelling: kilometer per hour |
1.0 km/h (0.62 mph) |
| |
| Imperial & US customary |
mile per hour | mph | mph | 1.0 mph (1.6 km/h) |
| ||
| foot per second | ft/s (foot/s) | ft/s | long code "foot/s" outputs foot per second (and never feet) | 1.0 ft/s (0.30 m/s) |
| ||
| Maritime units | knot | kn (knot) | kn | 1.0 kn (1.9 km/h; 1.2 mph) |
|