Volume Converter
Convert any liquid or cubic volume unit, including US and UK measures.
US and UK measures differ
The US gallon is 3.785 litres, while the UK (imperial) gallon is 4.546 litres, about 20% bigger. Pints and fluid ounces differ in the same way, so check which system a recipe or fuel figure uses.
Handy conversions
- 1 litre = 1,000 millilitres = 0.264 US gallons
- 1 US cup = 236.6 millilitres
- 1 US tablespoon = 14.79 millilitres, and 1 teaspoon = 4.93 millilitres
- 1 cubic metre = 1,000 litres
Example
1 US gallon equals 3.785 litres. For recipes by weight, use the cooking converter, because volume depends on the ingredient.
Frequently asked questions
How many cups are in a litre?
About 4.23 US cups.
Is a UK pint the same as a US pint?
No. A UK pint is 568 millilitres and a US pint is 473 millilitres.
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