how many liter in a gallon

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how many liter in a gallon

There are two common types of gallons with respect to liters:

  • 1 US liquid gallon is equal to approximately 3.785 liters.
  • 1 imperial gallon (used in the UK and some Commonwealth countries) is equal to approximately 4.546 liters.

So, the number of liters in a gallon depends on whether it is a US gallon or an imperial gallon.