Conversion of speed

Speed Converter. Enter miles per hour, kilometers per hour or Knots and see the value in KPH, MPH, Knots and Mach. Simple and superfast conversion.

Type a value in any of the fields to convert between speed measurements:

What can I convert?

Convert KPH to MPH to Knots to Mach in any way you like.

Speed conversion formulas

mph to kph formula

One mile is 1.60934 kilometers. To convert miles per hour (mph) to kilometers per hour (kph) simply multiply the miles per hour by 1.6 (1.60934).

Widget for speed converter

Simply copy and paste the code below to show the widget on your homepage or blog (make sure to paste the code as html).

The widget for converting speed units will look like this:

Widget as iframe

It will only work if iframes is allowed on your server.

<iframe src="" style="height:200px;border:none;max-width:250px;"></iframe>

Widget as object (embed)

Try this if iframe does not work.

<object data="" width="250" height="200"><embed src="" width="250" height="200"></embed>Error: Embedded data could not be displayed.</object>