Miles per hour to kilometres per hour converter (mph to km/h)

1 miles per hour = 1.60934 kilometres per hour · 1 kilometres per hour = 0.621371 miles per hour

Formula and table →

miles per hour to kilometres per hour formula

kilometres per hour = miles per hour × 1.609344

Worked example

10 miles per hour = 10 × 1.609344 = 16.0934 kilometres per hour

⇄ Convert kilometres per hour to miles per hour (swap units)

Convert a list of values

Paste one value per line (a column from Excel works) · up to 100 lines

miles per hour to kilometres per hour conversion table

miles per hour (mph)kilometres per hour (km/h)
1 mph1.60934 km/h
2 mph3.21869 km/h
3 mph4.82803 km/h
4 mph6.43738 km/h
5 mph8.04672 km/h
6 mph9.65606 km/h
7 mph11.2654 km/h
8 mph12.8748 km/h
9 mph14.4841 km/h
10 mph16.0934 km/h
15 mph24.1402 km/h
20 mph32.1869 km/h
25 mph40.2336 km/h
30 mph48.2803 km/h
40 mph64.3738 km/h
50 mph80.4672 km/h
60 mph96.5606 km/h
70 mph112.654 km/h
80 mph128.748 km/h
90 mph144.841 km/h
100 mph160.934 km/h
200 mph321.869 km/h
250 mph402.336 km/h
500 mph804.672 km/h
1,000 mph1,609.34 km/h

About these units

miles per hour (mph)
Used in the US and UK.
kilometres per hour (km/h)
The speed unit on Thai road signs.

FAQ

How many kilometres per hour in 1 miles per hour?

1 miles per hour is 1.60934 kilometres per hour.

How many miles per hour in 1 kilometres per hour?

1 kilometres per hour is 0.621371 miles per hour.

What is the formula to convert miles per hour to kilometres per hour?

kilometres per hour = miles per hour × 1.609344. For example, 10 miles per hour = 10 × 1.609344 = 16.0934 kilometres per hour.

What is 10 miles per hour in kilometres per hour?

10 miles per hour = 16.0934 kilometres per hour.

Convert miles per hour to other units

miles per hour → metres per secondmiles per hour → knotmiles per hour → feet per secondmiles per hour → Mach (speed of sound)

More in Speed