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Unit Converters
Current for 2026How we verify data: Methodology →
Volume Unit Converter
Convert litres, millilitres, gallons, pints and other capacity units. Enter a value and select the units.
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How the converter works
Enter a value and select the source and target unit. The calculator applies standard metric and imperial conversion factors.
Example: 1 gallon to litres
1 US gallon = 3.785 l; 1 UK gallon = 4.546 l.
Frequently asked questions
How many litres are in a US gallon?
One US gallon equals 3.785 litres, while one UK gallon equals 4.546 litres.
How do I convert millilitres to litres?
Divide by 1000: 1 litre equals 1000 millilitres.
How much is a pint in litres?
A UK pint is about 0.568 litres, while a US pint is about 0.473 litres.
What is the difference between US and UK gallons?
The UK gallon (4.546 l) is larger than the US gallon (3.785 l).
How many fluid ounces are in a litre?
About 33.81 US fluid ounces or 35.2 UK fluid ounces per litre.
Is the converter free?
Yes, the volume converter is free and works online without registration.
The result is indicative. Standard conversion factors.
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