About This Calculator
The Gallons to Liters Calculator converts US or UK gallons into liters. It's useful for fuel conversions, liquid capacity, and international volume unit conversions.
How It Works
- Select US or UK gallon
- Enter a volume in gallons
- The tool multiplies it by the correct factor
- Displays the result in liters
L = gallon × 3.78541 (US)
L = gallon × 4.54609 (UK)
Gallons to Liters Conversion Table
| Gallons | Liters (US) | Liters (UK) |
|---|---|---|
| 1 gal | 3.7854 L | 4.5461 L |
| 2 gal | 7.5708 L | 9.0922 L |
| 3 gal | 11.3562 L | 13.6383 L |
| 4 gal | 15.1416 L | 18.1844 L |
| 5 gal | 18.9271 L | 22.7305 L |
| 6 gal | 22.7125 L | 27.2766 L |
| 7 gal | 26.4979 L | 31.8227 L |
| 8 gal | 30.2833 L | 36.3688 L |
| 9 gal | 34.0687 L | 40.9149 L |
| 10 gal | 37.8541 L | 45.4610 L |
Frequently Asked Questions
What's the formula for each system?
US: L = gallon × 3.78541
UK: L = gallon × 4.54609
What type of gallons are supported?
Both US and UK (Imperial) gallons are supported.
Is decimal input supported?
Yes, inputs like 2.5 gallons work.