Convert Units of Volume
Enter a volume, choose the unit you have and the unit you need, and the result appears at once. The same volume is also shown in every other unit, with a quick table for common amounts — for recipes, fuel, aquariums, containers and engines.
US and UK (imperial) units differ: a US gallon is 3.785 litres, while a UK gallon is 4.546 litres, and the same applies to pints and fluid ounces. Both are available. Everything is calculated in your browser.
Why Use This Volume Converter?
- Metric, US and UK units, from teaspoons to oil barrels
- Result as you type, with a swap button
- The volume in all units at once, plus a quick conversion table
- Exact conversion factors
How to Convert Volume
- Type the volume you want to convert
- Choose the units in the "From" and "To" lists
- Read the result or copy it with one click
Frequently Asked Questions
Is this volume converter free?
Yes, it is completely free and has no limits.
How many litres are in a gallon?
A US gallon is exactly 3.785411784 litres; a UK (imperial) gallon is exactly 4.54609 litres. Make sure you pick the right one — the difference is about 20%.
How many millilitres are in a cup?
A US cup is about 236.6 ml, a US tablespoon about 14.8 ml and a US teaspoon about 4.9 ml. One litre is 1,000 ml, and one cubic metre is 1,000 litres.
Is any data sent to a server?
No. All conversions are calculated in your browser.