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Speed Converter

Type a speed in either box.

Popular conversions

km/h to mphmph to km/hknots to km/hkm/h to knotsm/s to km/h

Speed facts

1 mph is 1.609 km/h. A knot is one nautical mile per hour (1.852 km/h), used for aircraft and ships. 100 km/h is 62.1 mph.

Frequently asked questions

What is 100 km/h in mph?

62.14 mph.

What is 70 mph in km/h?

112.65 km/h.