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Speed
Speed
Convert between mph, km/h, knots, m/s, and ft/s. Used for driving, aviation, marine, and sports.
Speed
Imperial → Metric
Miles per Hour → Kilometers per Hour
1 mph = 1.609344 km/h
Knots → Miles per Hour
1 kn = 1.15078 mph
Knots → Kilometers per Hour
1 kn = 1.852 km/h
Miles per Hour → Knots
1 mph = 0.868976 kn
Miles per Hour → Meters per Second
1 mph = 0.44704 m/s
Feet per Second → Meters per Second
1 ft/s = 0.3048 m/s
Feet per Second → Miles per Hour
1 ft/s = 0.681818 mph
Miles per Hour → Feet per Second
1 mph = 1.46667 ft/s
Metric → Imperial
Kilometers per Hour → Miles per Hour
1 km/h = 0.621371 mph
Kilometers per Hour → Knots
1 km/h = 0.539957 kn
Meters per Second → Kilometers per Hour
1 m/s = 3.6 km/h
Meters per Second → Miles per Hour
1 m/s = 2.23694 mph
Kilometers per Hour → Meters per Second
1 km/h = 0.277778 m/s
Meters per Second → Feet per Second
1 m/s = 3.28084 ft/s