How Many Kilometers per Hour in a Mile per Hour?

Quick Answer
1 Mile per Hour = 1.60934 Kilometers per Hour

1 mph = 1.60934 km/h

1.60934

≈ 1 39/64 km/h

Formula

km/h = mph × 1.60934

The calculator multiplies each mph value by 1.60934. For the reverse direction, divide km/h by 1.60934; equivalently, 1 km/h = 0.62137274 mph.

Conversion Table

Miles per Hour (mph)Kilometers per Hour (km/h)
1 mph1.60934 km/h
2 mph3.21868 km/h
5 mph8.0467 km/h
10 mph16.0934 km/h
20 mph32.1868 km/h
50 mph80.467 km/h
100 mph160.934 km/h
500 mph804.67 km/h
1,000 mph1,609.34 km/h

Worked Examples

Convert 5 mph to km/h:
5 mph × 1.60934 = 8.0467 km/h
Convert 10 mph to km/h:
10 mph × 1.60934 = 16.0934 km/h
Convert 50 mph to km/h:
50 mph × 1.60934 = 80.467 km/h

FAQ

How many Kilometers per Hour are in 1 Mile per Hour?
There are 1.60934 Kilometers per Hour in 1 Mile per Hour. Formula: km/h = mph × 1.60934.
How to convert Miles per Hour to Kilometers per Hour?
To convert Miles per Hour to Kilometers per Hour, multiply the number of Miles per Hour by 1.60934. For example, 10 mph = 16.0934 km/h.
How many Kilometers per Hour are in 100 Miles per Hour?
There are 160.934 Kilometers per Hour in 100 Miles per Hour. Calculation: 100 × 1.60934 = 160.934.