Speed Converter
Convert MPH, km/h, m/s, knots, Mach and more.
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All conversions
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Speed conversion reference
60 mph = 96.56 km/h = 26.82 m/s. 1 knot = 1.852 km/h = 1.151 mph. The speed of sound at sea level is approximately 340 m/s or 761 mph (Mach 1).