Gallons to liters converter
Provide a volume below to convert gallons (gal) to liters (L). For the reverse direction, visit the liters to gallons converter.
1 US gallon equals exactly 3.78541 liters. This conversion is based on the standard US gallon definition.
To convert gallons to liters, multiply the measurement in gallons by 3.78541. To convert liters to gallons, divide the value in liters by 3.78541.
Gallons
Definition: A gallon (symbol: gal) is a unit of volume in imperial and US customary systems. The US gallon equals exactly 3.78541 liters.
History: The gallon has varied throughout history and differs between the US and UK systems. The US gallon, defined as 231 cubic inches, became standardized in the 19th century based on the wine gallon.
Current use: Gallons are primarily used in the United States for measuring liquid volumes, particularly for gasoline, milk, and other beverages. The US gallon is different from the imperial gallon used in the UK.
Liters
Definition: A liter (symbol: L) is a metric unit of volume equal to one cubic decimeter (1 dm³) or 1,000 cubic centimeters.
History: The liter was introduced in France in 1795 as part of the metric system. Originally defined as the volume of one kilogram of pure water at standard conditions, it was later redefined based on the meter.
Current use: Liters are widely used worldwide for measuring liquid volumes in everyday applications, automotive fuel consumption, and beverage containers. It is the standard unit of volume in most countries.
| Gallons [gal] | Liters [L] |
|---|---|
| 0.1 gal | 0.378541 L |
| 0.5 gal | 1.892705 L |
| 1 gal | 3.78541 L |
| 2 gal | 7.57082 L |
| 5 gal | 18.92705 L |
| 10 gal | 37.8541 L |
| 20 gal | 75.7082 L |
| 50 gal | 189.2705 L |
| 100 gal | 378.541 L |
| 500 gal | 1892.705 L |
| 1000 gal | 3785.41 L |