Speed Converter
Convert road, aviation, marine and engineering speed units including miles per hour, kilometers per hour, meters per second, knots and feet per second.
1 m/s =3.6 km/h
1 m/s3.6 km/h
10 m/s36 km/h
100 m/s360 km/h
Conversions use exact defined factors where standards provide them and conventional reference factors otherwise. Round the result to the precision appropriate for your application.
How this tool works
Speed conversion uses meters per second as the base unit. One mile per hour equals exactly 0.44704 meter per second.
Example
60 mph converts to about 96.5606 km/h or 26.8224 m/s.
Common questions
How many km/h is 60 mph?
60 mph is approximately 96.56 km/h.
What is a knot?
One knot is one nautical mile per hour, equal to about 1.852 km/h.