One knot is a unit of speed equal to one nautical mile per hour, which is exactly 1.852 km/h (approximately 1.151 mph).

Speed Unit Converter

Convert speed units between m/s, km/h, mph, knots, and Mach with reference guides

준비 중인 도구입니다.

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Convert velocity units. Swap speed metrics instantly between meters per second, kilometers per hour, miles per hour, knots, and Mach.

How to use

Input a speed value in any of the active unit fields.
Observe the real-time conversions in all other units.
Compare against standard references such as the speed of sound or highway limits.

How fast is 1 knot?: One knot is a unit of speed equal to one nautical mile per hour, which is exactly 1.852 km/h (approximately 1.151 mph).