Speed
Kilometer per Hour to Meter per Second Converter
Convert Kilometer per Hour to Meter per Second with the exact formula, a worked example and a quick conversion table.
Smart input
β
Quick values:
Conversion formula
The exact formula applied:
β
Conversion formula
m/s = km/h Γ· 3.6
km/h = m/s Γ 3.6
Worked example
50 km/h = 13.88889 m/s
m/s = km/h Γ· 3.6
Speed is distance per time; 1 knot = 1.852 km/h and Mach β 340.29 m/s at sea level.
Quick conversion table
| Kilometer per Hour (km/h) | Meter per Second (m/s) |
|---|---|
| 1 | 0.2777778 |
| 2 | 0.5555556 |
| 5 | 1.38889 |
| 10 | 2.77778 |
| 25 | 6.94444 |
| 50 | 13.88889 |
| 100 | 27.77778 |
| 250 | 69.44444 |
| 500 | 138.88889 |
| 1,000 | 277.77778 |
Reverse conversion table
| Meter per Second (m/s) | Kilometer per Hour (km/h) |
|---|---|
| 1 | 3.6 |
| 2 | 7.2 |
| 5 | 18 |
| 10 | 36 |
| 25 | 90 |
| 50 | 180 |
| 100 | 360 |
| 250 | 900 |
| 500 | 1,800 |
| 1,000 | 3,600 |
About the two units
km/hKilometer per Hour
The common road-vehicle speed unit.
1 km/h = 0.277777777778 m/s
Non-SI Unit Speed
m/sMeter per Second
The SI base unit of speed.
1 m/s = 1 m/s
SI Derived Unit Speed
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