Speed Converter

Convert km/h, mph, metres per second and knots.

1 Miles per hour is

Metres per second0.44704
Kilometres per hour1.609344
Miles per hour1
Knot0.868976242651
Feet per second1.46666666667
Calculated in your browser.
Guide

How to use the speed converter

1

Enter a number

Type the value you want to convert.

2

Choose the units

Pick the unit you have and the unit you want. Kilometres per hour, miles per hour, metres per second, knots and feet per second are included.

3

Read the result

The converted value appears at once, with the same number in every other unit.

Frequently asked questions

How many mph is 100 km/h?

About 62.14 mph.

How many km/h is 1 m/s?

3.6 km/h.

What is a knot?

One nautical mile per hour, which is 1.852 km/h. It is used at sea and in the air.

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