Convert Miles Per Hour to Kilometers Per Hour

Enter your mile per hour value in the form below to get the value calculated in kilometers per hour.

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Results in Kilometers Per Hour:
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1 mph = 1.609344 km/h

How to Convert Miles Per Hour to Kilometers Per Hour Using an Easy Conversion Formula

Speedometers are used in vehicles to measure speed

Convert miles per hour to kilometers per hour with this simple formula:

kilometers per hour = miles per hour × 1.609344

Converting a mile per hour speed measurement to a kilometer per hour measurement involves multiplying your speed by the conversion ratio to find the result. A mile per hour is equal to 1.609344 kilometers per hour, so to convert simply multiply by 1.609344.

For example:
5 mph = (5 × 1.609344) = 8.04672 km/h

Miles per hour and kilometers per hour are both units used to measure speed. Learn more about speed and find more speed measurement conversion calculators. A mile per hour is an imperial measurement and can be abbreviated as mph, for example 1 mph. A kilometer per hour is a metric measurement and can be abbreviated as km/h, for example 1 km/h. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

miles per hour and kilometers per hour are units used to measure speed
Convert Kilometers Per Hour to Miles Per Hour

Mile Per Hour Measurements and Equivalent Kilometer Per Hour Conversions

Common mile per hour values converted to the equivalent kilometer per hour value
Miles Per Hour Kilometers Per Hour
1 mph 1.6093 km/h
2 mph 3.2187 km/h
3 mph 4.828 km/h
4 mph 6.4374 km/h
5 mph 8.0467 km/h
6 mph 9.6561 km/h
7 mph 11.27 km/h
8 mph 12.87 km/h
9 mph 14.48 km/h
10 mph 16.09 km/h
11 mph 17.7 km/h
12 mph 19.31 km/h
13 mph 20.92 km/h
14 mph 22.53 km/h
15 mph 24.14 km/h
16 mph 25.75 km/h
17 mph 27.36 km/h
18 mph 28.97 km/h
19 mph 30.58 km/h
20 mph 32.19 km/h
21 mph 33.8 km/h
22 mph 35.41 km/h
23 mph 37.01 km/h
24 mph 38.62 km/h
25 mph 40.23 km/h
26 mph 41.84 km/h
27 mph 43.45 km/h
28 mph 45.06 km/h
29 mph 46.67 km/h
30 mph 48.28 km/h
31 mph 49.89 km/h
32 mph 51.5 km/h
33 mph 53.11 km/h
34 mph 54.72 km/h
35 mph 56.33 km/h
36 mph 57.94 km/h
37 mph 59.55 km/h
38 mph 61.16 km/h
39 mph 62.76 km/h
40 mph 64.37 km/h

More Speed Conversions

Convert to Knots Speed
1 mph is equal to 0.868976 knots
Convert to Mach Speed
1 mph is equal to 0.001303 mach
Convert to Speed Of Sound Speed
1 mph is equal to 0.001303 speed of sound
Convert to Feet Per Second Speed
1 mph is equal to 1.466667 feet per second
Convert to Kilometers Per Second Speed
1 mph is equal to 0.000447 kilometers per second
Convert to Meters Per Second Speed
1 mph is equal to 0.44704 meters per second
Convert to Centimeters Per Second Speed
1 mph is equal to 44.704 centimeters per second