Miles to Kilometers Calculator

Enter the distance in miles (mi) below to convert it to kilometers (km):

Understanding Miles to Kilometers Conversion

The mile (mi) is an imperial unit of measurement, while the kilometer (km) is a standard metric unit. To convert miles to kilometers, use the formula:

Formula: Kilometers = Miles × 1.60934

For example, 10 miles equals 16.0934 kilometers (10 × 1.60934).

Why Convert Miles to Kilometers?

Common reasons for converting miles to kilometers include:

  • Travel & Transportation: Understanding distances when traveling internationally.
  • Sports & Athletics: Measuring race and track distances in metric units.
  • Science & Education: Standardizing measurements in research and calculations.
  • Navigation & GPS: Converting road distances for better route planning.

Common Mistakes When Converting mi to km

  • Using incorrect conversion factors: Always multiply by 1.60934 for accuracy.
  • Mixing up miles with nautical miles: 1 mile is different from 1 nautical mile.
  • Rounding too early: Keep at least four decimal places for precision.

Frequently Asked Questions

How many kilometers are in 5 miles?

5 miles is equal to 8.0467 kilometers.

Is this conversion tool accurate for professional use?

Yes, our tool provides precise metric-to-imperial conversions for engineering, travel, and academic applications.

Can I enter negative values?

No, distances must always be positive values.