Volume Converter (Liters, Gallons, Cups)

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How to use

Type an amount in “Value” and choose the units to convert from and to.
US and imperial gallons, pints and fluid ounces are different sizes, so check which system your recipe or product uses.
“Show all units” lists the same amount in cups, spoons, pints and every other unit at once.
The page address keeps your value and units, so you can share the link as is.

How many liters are in a gallon?

A US gallon is 3.785411784 L and an imperial (UK) gallon is 4.54609 L. US recipes and fuel prices use the US gallon.

How many milliliters are in a cup?

A US customary cup is about 236.6 mL. US nutrition labels round it to 240 mL, and the metric cup used in Australia holds 250 mL.

Is a US pint the same as a UK pint?

No. A US pint is about 473 mL, while the imperial pint served in British pubs is about 568 mL.

Is a fluid ounce the same as an ounce of weight?

No. A US fluid ounce is a volume of about 29.57 mL; the ounce on a kitchen scale is a weight of about 28.35 g.