Convert Gallons to Liters
Enter the value in gallons to get its exact equivalent in liters instantly.
How to convert gallons to liters?
To convert a measurement in gallons (gal) to liters (l), we multiply the value by the conversion factor 3.7854.
l = gal × 3.7854
The gallon used in these conversions is the US gallon, equal to 3.785 liters, which is different from the British imperial gallon (4.546 liters). It's the standard unit for gasoline prices in the United States.
| Gallons (gal) | Liters (l) |
|---|---|
| 1.00 | 3.79 |
| 5.00 | 18.93 |
| 10.00 | 37.85 |
| 50.00 | 189.27 |
| 100.00 | 378.54 |
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Frequently Asked Questions
How many liters are in 1 gallon?
1 gal equals exactly 3.7854 liters.
Is the gallon the same in the United States and the United Kingdom?
No. The US gallon (3.785 L) is smaller than the British imperial gallon (4.546 L). This calculator uses the US gallon, the most common one internationally.