Unit Converter

Quick conversions for common unit types.

CALCULATE

Formulas

1 km = 0.621 miles | 1 kg = 2.205 lbs | °F = °C × 9/5 + 32

Common conversion factors.

Quick Reference

1 inch = 2.54 cm. 1 foot = 30.48 cm. 1 mile = 1.609 km. 1 oz = 28.35 g. 1 gallon = 3.785 L. 1 acre = 4,047 m². Water freezes at 0°C / 32°F. Boils at 100°C / 212°F.

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