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| Gallons (gal) | Liters (L) |
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Convert gallons to liters or vice versa with this handy tool—perfect for recipes, gas calculations, or water usage!
A gallon (gal) is a US customary unit equal to 3.785411784 liters. A liter (L) is a metric unit, one-thousandth of a cubic meter, used worldwide.
The US gallon evolved from the British wine gallon, standardized in 1707, differing from the UK gallon. The liter was defined in 1795 with the metric system in France.
Gallons are common in the US for fuel, beverages, and large volumes. Liters are standard globally in science, cooking, and most countries’ daily life.
Multiply gallons by 3.785411784 to get liters. For example, 2 gal Ă— 3.785411784 = 7.570823568 L.
This tool uses US gallons (1 gal = 3.785411784 L), the most common standard in conversion tools.
Yes! Toggle the button to switch from gallons to liters or liters to gallons.