15 units · base unit m/s · L T⁻¹
Speed converter
Convert km/h, mph, m/s, knots, Mach and the speed of light.
3.6km/h
As a fraction: 18/5
1 m/s = 3.6 km/h
Common speed conversions
- m/s → km/h
- m/s → mph
- m/s → ft/s
- m/s → kn
- m/s → Ma
- m/s → c
- km/h → m/s
- km/h → mph
- km/h → ft/s
- km/h → kn
- km/h → Ma
- km/h → c
- mph → m/s
- mph → km/h
- mph → ft/s
- mph → kn
- mph → Ma
- mph → c
- ft/s → m/s
- ft/s → km/h
- ft/s → mph
- ft/s → kn
- ft/s → Ma
- ft/s → c
- kn → m/s
- kn → km/h
- kn → mph
- kn → ft/s
- kn → Ma
- kn → c
- Ma → m/s
- Ma → km/h
- Ma → mph
- Ma → ft/s
- Ma → kn
- Ma → c
- c → m/s
- c → km/h
- c → mph
- c → ft/s
- c → kn
- c → Ma
All speed units
Each unit expressed in meter per seconds (m/s), the unit everything in this category converts through.
| Unit | Symbol | System | Value in m/s |
|---|---|---|---|
| Meter per second | m/s | SI | 1 |
| Kilometer per hour | km/h | metric | 0.277777777778 |
| Mile per hour | mph | imperial | 0.44704 |
| Foot per second | ft/s | imperial | 0.3048 |
| Knot | kn | other | 0.514444444444 |
| Kilometer per second | km/s | metric | 1000 |
| Centimeter per second | cm/s | cgs | 0.01 |
| Millimeter per second | mm/s | metric | 0.001 |
| Meter per minute | m/min | metric | 0.0166666666667 |
| Foot per minute | ft/min | imperial | 0.00508 |
| Inch per second | in/s | imperial | 0.0254 |
| Mile per second | mi/s | imperial | 1609.344 |
| Mach (sea level) | Ma | other | 340.29 |
| Speed of light | c | other | 299792458 |
| Furlong per fortnight | fur/fn | other | 0.00016630952381 |
About speed units
Convert km/h, mph, m/s, knots, Mach and the speed of light.
Dimensional formula: L T⁻¹. Every conversion on this page goes through the meter per second, using exact fractions rather than decimal approximations. Read how that works →