Does 4 litres equal 1 gallon?
It is near to 1 gallon but not quite.
4 litres is actually equal to 0.8799 of a gallon.
The other way, is that 1 gallon equals 4.5461 litres.
This applies to most countries that use the English measurement system.
The United States has a different measuring system and the United States gallon is actually equal to 3.7854 litres.
Therefore 4 litres is equal to 1.0567 United States gallons.
The difference is because the Americans use a different size of a gallon to the English.
An English gallon is equal to 1.2009 United States gallons.
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