Miles per hour to Kilometres per hour (mph to km/h)

Convert miles per hour to kilometres per hour instantly. 1 mile per hour = 1.609344 kilometres per hour, so multiply by 1.609344. Includes worked examples and a full mph to km/h table.

How to convert miles per hour to kilometres per hour

1 mile per hour = 1.609344 kilometres per hour and 1 kilometre per hour = 0.6213711922 miles per hour. To convert miles per hour to kilometres per hour, multiply by 1.609344:

km/h = mph × 1.609344

Examples

  • 30 mph × 1.609344 = 48.28032 km/h
  • 60 mph × 1.609344 = 96.56064 km/h
  • 70 mph × 1.609344 = 112.65408 km/h

mph to km/h conversion table

Miles per hour (mph)Kilometres per hour (km/h)
1 mph1.609344 km/h
2 mph3.218688 km/h
3 mph4.828032 km/h
4 mph6.437376 km/h
5 mph8.04672 km/h
6 mph9.656064 km/h
7 mph11.265408 km/h
8 mph12.874752 km/h
9 mph14.484096 km/h
10 mph16.09344 km/h
12 mph19.312128 km/h
15 mph24.14016 km/h
20 mph32.18688 km/h
25 mph40.2336 km/h
30 mph48.28032 km/h
40 mph64.37376 km/h
50 mph80.4672 km/h
60 mph96.56064 km/h
70 mph112.65408 km/h
75 mph120.7008 km/h
80 mph128.74752 km/h
90 mph144.84096 km/h
100 mph160.9344 km/h
150 mph241.4016 km/h
200 mph321.8688 km/h
250 mph402.336 km/h
500 mph804.672 km/h
1,000 mph1,609.344 km/h
5,000 mph8,046.72 km/h
10,000 mph16,093.44 km/h

What is a mile per hour?

Miles per hour is used for road speeds in the US and UK; 1 mph = 1.609344 km/h.

What is a kilometre per hour?

Kilometres per hour (km/h or kmph) is the speed unit on Indian road signs and speedometers.

Related conversions

Kilometres per hour to miles per hourMetres per second to kilometres per hourKilometres per hour to metres per secondKnots to kilometres per hourKilometres per hour to knotsKnots to miles per hourMiles per hour to knotsMach (sea level, 15 °C) to kilometres per hourAll speed units

Frequently asked questions

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

Multiply the value in miles per hour by 1.609344. 1 mile per hour = 1.609344 kilometres per hour.

How many miles per hour are in one kilometre per hour?

1 kilometre per hour = 0.6213711922 miles per hour.

What is 60 mph in km/h?

60 mph = 96.56064 km/h.

What is 70 mph in km/h?

70 mph = 112.65408 km/h.