Volume Converter

Common

Liters, gallons, cups and cubic measures.

Popular volume conversions

How to convert volume

All 45 volume units are converted through a single base unit, so any unit can be converted to any other. Enter a value, choose the units and press Convert, or open a conversion page for the exact factor and a reference table.

For example, 1 liters (L) = 0.264172 gallons US (US gal).

Volume unit definitions

Liters (L)
A liter is one cubic decimeter, exactly 1,000 cubic centimeters (1,000 milliliters). Drinks, fuel and engine sizes are measured in liters in most of the world.
Milliliters (mL)
A milliliter is one thousandth of a liter and equal to one cubic centimeter. It is the standard unit for medicine doses and small liquid quantities.
Cubic Meters (m³)
A cubic meter is the volume of a cube one meter on each side, equal to 1,000 liters. It is used for water supply, concrete, timber and shipping volumes.
Cubic Centimeters (cm³)
A cubic centimeter (cc) is the volume of a cube one centimeter on each side, identical to one milliliter. Engine displacement is often quoted in cc.
Gallons US (US gal)
A US gallon is 231 cubic inches, exactly 3.785411784 liters, and holds 4 quarts or 128 US fluid ounces. It is about 17% smaller than the imperial gallon.
Quarts US Liquid (US qt)
A US liquid quart is a quarter of a US gallon, about 0.946 liters, and contains 2 pints.
Pints US Liquid (US pt)
A US liquid pint is 16 US fluid ounces, about 473 milliliters, half of a quart.
Cups US (US cup)
The US customary cup used in recipes is 8 US fluid ounces, about 236.6 milliliters. US nutrition labelling uses a rounded 240 mL cup instead.
Fluid Ounces US (US fl oz)
A US fluid ounce is 1/128 of a US gallon, about 29.57 milliliters. It measures volume, not weight, and is slightly larger than the imperial fluid ounce.
Tablespoons US (US tbsp)
A US tablespoon is half a US fluid ounce, about 14.8 milliliters, and equals 3 teaspoons.
Teaspoons US (US tsp)
A US teaspoon is one third of a tablespoon, about 4.93 milliliters. Nutrition labelling rounds it to 5 mL.
Gallons Imperial (Imp gal)
The imperial gallon used in the United Kingdom is exactly 4.54609 liters, holding 160 imperial fluid ounces. It is larger than the US gallon.
Pints Imperial (Imp pt)
An imperial pint is 20 imperial fluid ounces, about 568 milliliters. It is the legal measure for draught beer and milk in the United Kingdom.
Fluid Ounces Imperial (Imp fl oz)
An imperial fluid ounce is 1/160 of an imperial gallon, about 28.41 milliliters, slightly smaller than the US fluid ounce.
Cubic Yards (yd³)
A cubic yard is 27 cubic feet, about 0.765 cubic meters. Concrete, gravel, mulch and soil are sold by the cubic yard in the United States.
Cubic Feet (ft³)
A cubic foot is the volume of a cube one foot on each side, about 28.32 liters. Refrigerator capacity, natural gas and timber are measured in cubic feet.
Cubic Inches (in³)
A cubic inch is about 16.39 milliliters. Engine displacement in older American cars was quoted in cubic inches.
Barrels Oil (bbl oil)
An oil barrel is 42 US gallons, about 158.99 liters. It is the unit in which crude oil is traded and production is reported.

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