Unit Converter
Convert length, weight, temperature, speed, area, and volume between metric and imperial units.
1 Kilometers (km) = 0.6213712 Miles (mi)
All length conversions for 1 Kilometers (km)
Frequently asked questions
How do I convert km to miles?
1 kilometre = 0.621371 miles. Select the Length category, choose Kilometers as the 'From' unit and Miles as the 'To' unit, then enter your value.
How do I convert kg to lbs?
1 kilogram = 2.20462 pounds. Select the Weight/Mass category, choose Kilograms and Pounds, then enter your value.
How do I convert Celsius to Fahrenheit?
The formula is °F = (°C × 9/5) + 32. Select the Temperature category, choose Celsius and Fahrenheit. Key points: 0°C = 32°F (freezing), 100°C = 212°F (boiling), -40°C = -40°F (crossover).
How precise are the conversions?
Results are shown to 7 significant figures, which is accurate enough for virtually all practical purposes. Very large or very small numbers are shown in scientific notation.
Can I convert in both directions?
Yes. Use the swap button (⇅) between the From and To selectors to instantly reverse the conversion direction.