Speed & Velocity Converter

Convert between km/h, mph, knots, m/s & Mach

From:

To:

Speed Presets:

100 KM/H =

62.1371 MPH

1 km/h = 0.621371 mph

Equivalent Velocity:

Meters/sec (m/s):27.78 m/s

Knots (kn):53.996 kn

Feet/sec (ft/s):91.13 ft/s

Mach (Sound):0.081 Mach

100 km/h is equal to approximately 62.1371 mph.

1 Knot (nautical mile per hour) is equal to 1.852 km/h or 1.15078 mph.

Mach 1 represents the speed of sound in dry air at 20°C (68°F), approximately 1,234.8 km/h (767.269 mph or 343 m/s).