VicayaGlobalCalculator

Miles per hour to Kilometers per hour

Convert miles per hour to kilometers per hour instantly. 1 mph = 1.60934 km/h

88.514

55 mph = 88.514 kilometers per hourFormula: mph × 1.60934

Quick answers

Miles per hour to Kilometers per hour conversion table

Miles per hour (mph)Kilometers per hour (km/h)
5 mph8.0467 km/h
10 mph16.093 km/h
15 mph24.14 km/h
20 mph32.187 km/h
25 mph40.234 km/h
30 mph48.28 km/h
35 mph56.327 km/h
40 mph64.374 km/h
45 mph72.42 km/h
Miles per hour (mph)Kilometers per hour (km/h)
50 mph80.467 km/h
55 mph88.514 km/h
60 mph96.561 km/h
65 mph104.61 km/h
70 mph112.65 km/h
75 mph120.7 km/h
80 mph128.75 km/h
100 mph160.93 km/h

Speed limits and speeds

Conversion formula

kilometers per hour = miles per hour × 1.609344

Example: 55 mph × 1.609344 = 88.514 km/h

Miles per hour is the road-speed unit in the US and UK; 1 mph is exactly 0.44704 m/s. Kilometers per hour is the road-speed unit used in most of the world.

You may also see this conversion written as “mph to kmh”.

Questions

How many kilometers per hour are in one mile per hour?

One mile per hour is 1.609344 kilometers per hour.

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

Multiply by 1.609344. The factor comes from the exact definitions of both units, so the only rounding is in the display.

Speed converter Unit converter

Updated