MPH to KPH Converter

Enter mph to convert using 1 mile = 1.609344 kilometers.

Miles per hour type here

Kilometers per hour or here

Converted value

—

Kilometers per hour

—

—1 Miles per hour → Kilometers per hour

—1 Kilometers per hour → Miles per hour

LiveTwo-way conversion

All units

Precision, factor & reference table

Display precision

1 Miles per hour = 1.609344 Kilometers per hour

Miles per hour	Kilometers per hour
1	1.609344
2	3.218688
5	8.04672
10	16.09344
20	32.18688
50	80.4672
100	160.9344

Build custom table

Core conversion workflows

Start with a broad dimension converter or jump to the most common metric/imperial pairs. Specialist converters remain available from the full hub.

All 134 converters

Unit ConverterAll-in-one measurement conversion Length ConverterMetric and imperial length units Weight ConverterMass and weight units Temperature ConverterCelsius, Fahrenheit and Kelvin Inches → CMExact 2.54 conversion CM → InchesReverse exact length conversion KG → LBSKilograms to pounds LBS → KGPounds to kilograms °F → °CFahrenheit to Celsius °C → °FCelsius to Fahrenheit Miles → KMMiles to kilometers KM → MilesKilometers to miles

How to use this MPH to KPH Converter

Type a value in either Miles per hour or Kilometers per hour. The other field updates immediately, so you can work in either direction without a separate Convert step.

Conversion factor

1 Miles per hour = 1.609344 Kilometers per hour. Display rounding changes only what is shown; the declared factor remains the calculation basis.