Speed Converter
Convert between mph, km/h, knots, m/s, and ft/s.
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Frequently Asked Questions
How many km/h is 1 mph?
1 mile per hour equals approximately 1.609 kilometers per hour.
What is a knot?
A knot is a nautical mile per hour, equal to about 1.852 km/h or 1.151 mph. It is used in aviation and maritime navigation.