Unit Converter: Length, Volume and Weight
Convert length, volume and weight between metric and U.S. units. Inch results also show the nearest 1/16 and 1/32 fraction, the way a tape measure reads.
Unit converter
How it works
Factors are exact definitions: 1 in = 25.4 mm, 1 US gallon = 3.785411784 L, 1 lb = 0.45359237 kg. Results are rounded only for display.
Type fractions like 1 1/2 or 3/4 directly in the value box.
Questions people ask
How do I convert cm to inches?
Divide by 2.54, or multiply by 0.393701.
Are UK and US gallons the same?
No. A UK gallon is 4.546 L; a US gallon is 3.785 L.