mph
Mile per Hour
Imperial System
Mile per Hour (mph)
Miles per hour (mph) is the standard speed unit for vehicles and speed limits in the United States, United Kingdom, and a few other countries. To convert mph to km/h, multiply by 1.609. Common speeds: walking 3 mph, city driving 30 mph, highway 65-75 mph.
Convert From Miles per Hour
mph to m/s
mph to km/h
Mile per Hour to Centimeter per Second
mph to ft/s
mph to knots
mph to mach
Mile per Hour to Speed of Light
Convert To Miles per Hour
m/s to mph
km/h to mph
Centimeter per Second to Mile per Hour
ft/s to mph
knots to mph
mach to mph
Speed of Light to Mile per Hour
Conversion Factors
1 mph
0.44704 m/s
1 mph
1.6093439987 km/h
1 mph
44.704 cm/s
1 mph
1.4666666667 ft/s
1 mph
0.8689762427 kn
1 mph
0.0013033236 Mach
1 mph
1.4911649312e-9 c