Gallons to Liters Converter
Convert gallons to liters instantly with our free online converter. Type a value above and see the result immediately — no signup needed.
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Quick Gallons to Liters Conversion
- 1 gallon = 3.785411784 liters
- 5 gallons = 18.92705892 liters
- 10 gallons = 37.85411784 liters
- 20 gallons = 75.70823568 liters
- 50 gallons = 189.2705892 liters
- 100 gallons = 378.5411784 liters
How to Convert Gallons to Liters
Formula
Liters = gallons × 3.785411784
Example
5 gallons × 3.785411784 = 18.92705892 liters
Common Gallons to Liters Conversions
| Gallons | Liters |
|---|---|
| 1 | 3.785411784 |
| 2 | 7.570823568 |
| 5 | 18.92705892 |
| 10 | 37.85411784 |
| 20 | 75.70823568 |
| 50 | 189.2705892 |
| 100 | 378.5411784 |
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Frequently Asked Questions
What is 1 gallon in liters?
1 gallon is equal to 3.785411784 liters.
How many liters are in 5 gallons?
5 gallons equals 18.92705892 liters.
How do you convert gallons to liters?
Multiply the gallons value by 3.785411784 to get liters. For example, 5 gallons = 18.92705892 liters.
What is the difference between a US gallon and an Imperial gallon?
A US gallon equals 3.78541 liters, while an Imperial gallon (used in the UK) equals 4.54609 liters — about 20% larger. This converter uses the US gallon.