UnitConv

Kilometer per hour to Mile per hour Converter

1 km/h = 0.621371 mph

1 Kilometer per hour=0.621371 Mile per hour

Precision:

In real life, that's about...

Walking speed

1.4 m/s

x0.2

About 1/5 of Walking speed

Cyclist

5.5 m/s

x0.05

About 1/20 of Cyclist

Usain Bolt (top speed)

10.44 m/s

x0.03

About 1/38 of Usain Bolt (top speed)

Kilometer per hourMile per hour

Kilometer per hourMile per hour
10.621371
53.10686
106.21371
2515.5343
5031.0686
10062.1371

Formula

mph = km/h x 0.621371

km/h = mph x 1.60934

Conversion Factor

1 Kilometer per hour = 0.621371 Mile per hour

1 Mile per hour = 1.60934 Kilometer per hour

Step-by-Step Example

  1. 1

    Start with the value in Kilometer per hour

    10 km/h
  2. 2

    Multiply by the conversion factor 0.621371

    10 x 0.621371
  3. 3

    Result: 10 km/h = 6.21371 mph

1 Kilometer per hour is equal to 0.621371 Mile per hour. To convert Kilometer per hour to Mile per hour, multiply the value by 0.621371.

The formula is: mph = km/h x 0.621371. You can also divide the km/h value by 1.60934 to get the same result.

1 Mile per hour is equal to 1.60934 Kilometer per hour. This is the inverse of the Kilometer per hour to Mile per hour conversion.

The conversion factor used is 1 Kilometer per hour = 0.621371 Mile per hour. For most practical purposes, this provides highly accurate results. Our converter uses standard internationally recognized conversion factors.

To convert Mile per hour to Kilometer per hour, multiply the Mile per hour value by 1.60934. Or use our converter above and click the swap button.

{from} to {to} Conversion Table

km/h mph
1 km/h 0.621371 mph
2 km/h 1.24274 mph
3 km/h 1.86411 mph
5 km/h 3.10686 mph
10 km/h 6.21371 mph
20 km/h 12.4274 mph
25 km/h 15.5343 mph
50 km/h 31.0686 mph
100 km/h 62.1371 mph
250 km/h 155.343 mph
500 km/h 310.686 mph
1000 km/h 621.371 mph

Related Conversions

Mile per hour → Kilometer per hour