Convert KM to Miles
Convert kilometres to miles for distance and speed.
KM to Miles Converter
Universal unit converter engine
What does KM to Miles Converter do?
Convert kilometres to miles using the exact 1.609344 factor, with a speed mode that converts km/h to mph and a running pace mode for race distances.
How to Use KM to Miles Converter
- 1Enter a distance in kilometresOr switch to speed mode.
- 2Read the milesShown to your chosen precision.
- 3Check the referencesRace distances and speed limits.
Key Features
- Exact conversion: 1 mile = 1.609344 km
- Speed mode converting km/h to mph
- Running distance references: 5K, 10K, half and full marathon
- Reference table from 1 km to 200 km
- Two-way conversion built in
Frequently Asked Questions
How many miles is 1 km?
0.621371 miles. For quick arithmetic, multiply by 0.6 and add a little — or remember that 8 km is almost exactly 5 miles.
How many miles is a marathon?
26.219 miles, from the official 42.195 km. The odd distance comes from the 1908 London Olympics, where the course was extended to finish in front of the royal box.
How do I convert a speed limit?
The same factor applies. 100 km/h is 62 mph, 80 km/h is 50 mph and 50 km/h is 31 mph. Speed mode does the conversion directly.
How far is a 5K in miles?
3.107 miles. A 10K is 6.214 miles and a half marathon is 13.109 miles.
Conversions run in your browser using fixed, published factors. Nothing you enter is transmitted, and the tool keeps working with the network disconnected.
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