Speed & Velocity Converter

Convert between kilometers per hour, miles per hour, meters per second, knots, and Mach.

Quick Speed & Velocity Converter

1 Kilometer per hour = 0.62 Mile per hour

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All Speed & Velocity Conversions

Kilometer per hour to Mile per hour

1 km/h = 0.62137 mph

Kilometer per hour to Meter per second

1 km/h = 0.27778 m/s

Kilometer per hour to Knot

1 km/h = 0.53996 knots

Kilometer per hour to Mach

1 km/h = 0.00080985 mach

Mile per hour to Kilometer per hour

1 mph = 1.6093 km/h

Mile per hour to Meter per second

1 mph = 0.44704 m/s

Mile per hour to Knot

1 mph = 0.86898 knots

Mile per hour to Mach

1 mph = 0.0013033 mach

Meter per second to Kilometer per hour

1 m/s = 3.6 km/h

Meter per second to Mile per hour

1 m/s = 2.2369 mph

Meter per second to Knot

1 m/s = 1.9438 knots

Meter per second to Mach

1 m/s = 0.0029155 mach

Knot to Kilometer per hour

1 knots = 1.852 km/h

Knot to Mile per hour

1 knots = 1.1508 mph

Knot to Meter per second

1 knots = 0.51444 m/s

Knot to Mach

1 knots = 0.0014998 mach

Mach to Kilometer per hour

1 mach = 1,234.8 km/h

Mach to Mile per hour

1 mach = 767.2691 mph

Mach to Meter per second

1 mach = 343 m/s

Mach to Knot

1 mach = 666.7392 knots

Speed & VelocityConversion Formulas & Examples

Kilometer per hour → Mile per hour

1 km/h = 0.62137 mph

Example: 10 km/h = 6.2137 mph

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Mile per hour → Kilometer per hour

1 mph = 1.6093 km/h

Example: 10 mph = 16.0934 km/h

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Meter per second → Kilometer per hour

1 m/s = 3.6 km/h

Example: 10 m/s = 36 km/h

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Knot → Mile per hour

1 knots = 1.1508 mph

Example: 10 knots = 11.5078 mph

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Frequently Asked Questions

Q.How do you convert km/h to mph?

Divide km/h by 1.609344 (or multiply by 0.621371) to get miles per hour. Conversely, multiply mph by 1.609344 to get km/h.

Q.How many km/h and mph are in 1 knot?

One international knot (1 nautical mile per hour) equals 1.852 km/h or approximately 1.15078 mph.

Q.What is Mach 1 in km/h and m/s?

In standard sea-level atmospheric conditions (15 °C), Mach 1 equals approximately 343 meters per second (1,234.8 km/h or 767.27 mph).

Q.How do you convert meters per second (m/s) to km/h?

Multiply meters per second (m/s) by 3.6 to get kilometers per hour (km/h), or divide km/h by 3.6 to get m/s.

Related Unit Converters

Kilometer per hour to Mile per hour Kilometer per hour to Meter per second Kilometer per hour to Knot Kilometer per hour to Mach Mile per hour to Kilometer per hour Mile per hour to Meter per second All Unit Converters