Speed Converter
Convert between speed units: m/s, km/h, mph, knots, Mach
Input
Result
62.1371 Miles per Hour (mph)
Formula
Convert through the base unit (m/s)
FAQ
How do speed units convert?
1 m/s = 3.6 km/h ≈ 2.237 mph ≈ 1.944 knots. Mach 1 ≈ 343 m/s at sea level.
What is a knot?
A knot is a speed unit equal to 1 nautical mile per hour (1.852 km/h). It's used in aviation and maritime navigation.
What is Mach speed?
Mach is the ratio of speed to the speed of sound. Mach 1 ≈ 1,235 km/h at sea level. The speed of sound varies with altitude and temperature.