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🏎️ Speed Converter
Convert between mph, kph, m/s, knots, and more speed units.
How Speed Conversion Works
Speed measures the rate of change of position. 1 mph equals approximately 1.609 kph, and 1 knot equals 1.852 kph. The base SI unit is meters per second. Mach 1 is approximately 343 m/s at sea level. This converter uses m/s as the base unit for all calculations.
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