Kilometer Per Hour to Mile Per Hour Converter (km/h to mph)

How to convert kilometers per hour to miles per hour

How many miles per hour are in a kilometer per hour? 1 kilometer per hour is about 0.6213712 miles per hour. This free km/h to mph converter and kilometer per hour to mile per hour calculator gives the answer instantly for any value, and the same conversion is also written as kilometre per hour to mile per hour and kmph to mph.

To convert kilometer per hour (km/h) to mile per hour (mph), multiply the value in kilometers per hour by 0.6213711923.

mph = km/h × 0.6213711923

1. 1

   Take the value in kilometers per hour

   For example, 25 km/h.

2. 2

   Multiply by 0.6213711923

   25 × 0.6213711923.

3. 3

   Read the answer in miles per hour

   25 km/h = 15.53427981 mph.

Kilometer Per Hour to Mile Per Hour conversion table

Common values from 1 to 1,000 kilometers per hour converted to miles per hour.

About kilometers per hour and miles per hour

km/h to mph: common questions

How many miles per hour are in 1 kilometer per hour?

1 kilometer per hour (km/h) is approximately equal to 0.6213712 miles per hour (mph). In short: 1 km/h ≈ 0.6213712 mph.

How do I convert kilometers per hour to miles per hour?

To convert km/h to mph, multiply the value in kilometers per hour by 0.6213711923. For example, 5 km/h = 3.10685596 mph.

How do I convert miles per hour to kilometers per hour?

Use the Mile Per Hour to Kilometer Per Hour converter, which applies the exact reverse factor.

What is 10 km/h in mph, and what is 100 km/h?

10 km/h = 6.21371192 mph, and 100 km/h = 62.13711923 mph. The table above lists more values from 1 to 1,000.

Is this km/h to mph converter accurate?

Yes. It uses the exact conversion factor and shows results to as many as 8 decimal places, so you can rely on it for study, work and everyday measuring.

Mile Per Hour to Kilometer Per Hour converter →All Speed converters →