Professional Tool
Speed Unit Converter
Precision conversion between all standard speed and velocity units
Speed Converter
Convert between different units of speed measurement.
Common Conversions
Quick reference for frequently used conversions
km/h → mph
1 km/h = 0.621 mph
mph → km/h
1 mph = 1.609 km/h
m/s → km/h
1 m/s = 3.6 km/h
kn → km/h
1 kn = 1.852 km/h
ft/s → m/s
1 ft/s = 0.305 m/s
Ma → m/s
1 Ma = 340.29 m/s