Unit conversion
Volume Converter
Convert volume between litres, US and imperial gallons, cubic feet, quarts, cups and millilitres.
Result
Conversions use exact internationally defined factors where one exists, so results are precise to the digits shown.
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About this calculator
Is a US gallon the same as an imperial gallon?
No. A US gallon is 3.785 litres; an imperial (UK) gallon is 4.546 litres, about 20% larger. Check which one a spec sheet means before ordering.
How many litres in a cubic foot?
One cubic foot holds 28.317 litres, or about 7.48 US gallons. Useful when sizing tanks and water heaters.
Common volume conversions
| From | Equals |
|---|---|
| 1 US gallons | 3.785412 Litres |
| 1 US gallons | 3,785.411784 Millilitres |
| 1 US gallons | 0.003785 Cubic metres |
| 1 US gallons | 1 US gallons |
| 1 US gallons | 0.832674 Imperial gallons |
| 1 US gallons | 4 US quarts |
| 1 US gallons | 8 US pints |
| 1 US gallons | 16 US cups |
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