Koverts/Compare
Speed · Comparison

Miles/hour (mph) vs Km/hour (km/h)

See the key differences, formulas, and conversion table.

1 mph equals

1.609343 km/h

Miles/hour (mph)Km/hour (km/h)

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1 km/h equals

0.621372 mph

Km/hour (km/h)Miles/hour (mph)

Full converter

// Side-by-side

Miles/hour (mph) (mph)Km/hour (km/h) (km/h)Miles/hour (mph) (mph) ←
1 mph1.609343 km/h1 km/h = 0.621372 mph
5 mph8.046714 km/h5 km/h = 3.106858 mph
10 mph16.093427 km/h10 km/h = 6.213717 mph
20 mph32.186854 km/h20 km/h = 12.427434 mph
25 mph40.233568 km/h25 km/h = 15.534292 mph
50 mph80.467136 km/h50 km/h = 31.068584 mph
100 mph160.93427 km/h100 km/h = 62.137169 mph
200 mph321.86854 km/h200 km/h = 124.27434 mph
500 mph804.67136 km/h500 km/h = 310.68584 mph
1000 mph1,609.3427 km/h1000 km/h = 621.37169 mph

Miles/hour (mph) to Km/hour (km/h) formula

km/h = mph × 1.609343

Km/hour (km/h) to Miles/hour (mph) formula

mph = km/h × 0.621372

// Frequently Asked Questions

What is the difference between Miles/hour (mph) and Km/hour (km/h)?
Miles/hour (mph) (mph) and Km/hour (km/h) (km/h) are both units of speed. 1 mph = 1.609343 km/h, and 1 km/h = 0.621372 mph.
How do you convert Miles/hour (mph) to Km/hour (km/h)?
To convert Miles/hour (mph) to Km/hour (km/h), multiply by 1.609343. Formula: km/h = mph × 1.609343.
How do you convert Km/hour (km/h) to Miles/hour (mph)?
To convert Km/hour (km/h) to Miles/hour (mph), multiply by 0.621372. Formula: mph = km/h × 0.621372.

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