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Litres to gallons (US and imperial)

Convert litres to US gallons (÷ 3.785411784) or imperial gallons (÷ 4.54609), with a quick-reference table.

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There are two gallons. The US gallon is exactly 3.785411784 L, so US gallons = litres ÷ 3.785411784 (× 0.264172). The imperial gallon used in the UK is exactly 4.54609 L, so imperial gallons = litres ÷ 4.54609 (× 0.219969). The converter starts with US gallons; switch the target unit to imperial gallon if that is what you need.

A 50 L fuel tank holds 13.21 US gallons or 11.00 imperial gallons. A 20 L water cooler bottle is 5.28 US gallons. Fuel prices per litre versus per gallon, aquarium volumes and paint coverage are the usual reasons to convert.

How to use it

  1. Type the value in the first box; the converted value appears in the second box as you type.
  2. Or type in the second box to convert the other way.
  3. Use the Decimals menu to round, and the quick-reference table for common values.

Frequently asked questions

How many gallons is 1 litre?

0.264172 US gallons or 0.219969 imperial gallons.

How many litres are in a gallon?

A US gallon is exactly 3.785411784 L; an imperial gallon exactly 4.54609 L.

Which gallon does the UK use for fuel?

UK pumps sell fuel by the litre, but UK fuel-economy figures (mpg) use the imperial gallon. US pumps and mpg use the US gallon.

How do I convert a price per litre to a price per gallon?

Multiply the per-litre price by 3.785 for US gallons or 4.546 for imperial gallons. A price of 3.00 per litre is 11.36 per US gallon.

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