Kilometre per Hour to Metre per Second
Free instant kilometre per hour to metre per second converter. 1 km/h = 0.277778 m/s.
Common Kilometre per Hour to Metre per Second values
| Kilometre per Hour (km/h) | Metre per Second (m/s) |
|---|---|
| 1 | 0.277778 |
| 5 | 1.38889 |
| 10 | 2.77778 |
| 25 | 6.94444 |
| 50 | 13.8889 |
| 100 | 27.7778 |
| 500 | 138.889 |
| 1000 | 277.778 |
How does Kilometre per Hour to Metre per Second conversion work?
Type a value in the Kilometre per Hour (km/h) field and the equivalent in Metre per Second (m/s) appears instantly to the right. The math uses the exact formula shown above — no rounding errors, no approximations beyond standard floating-point precision. Use the swap button to flip the units and see the inverse conversion.
Kilometre per Hour. The standard road-speed unit in most metric countries. 100 km/h is the typical highway speed.
Metre per Second. The SI unit of speed. Used in physics. 10 m/s is roughly Olympic-sprinter pace.
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Conversion factors come from the official standard (NIST, BIPM, ISO definitions where applicable). Values are precise to standard floating-point limits.
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