Converters
Liters to gallons converter
Convert liters to US and Imperial gallons together, or convert either gallon type to liters.
Quick conversion
What volume do you want to convert?
Accepts a decimal point or comma. You can also paste 10 L, 5 gal US o 5 gal imperial.
Automatic precision
Applied formulas
The formulas and substitution will appear after you enter a volume.
Common conversions
Load a common value and get both gallon types instantly.
View gallon-to-liter conversions
Liters-to-gallons table
Static equivalents for checking common values quickly.
| Liters | Gal US | Imperial gal |
|---|---|---|
| 1 L | 0.2642 gal US | 0.22 gal imperial |
| 5 L | 1.3209 gal US | 1.0998 gal imperial |
| 10 L | 2.6417 gal US | 2.1997 gal imperial |
| 20 L | 5.2834 gal US | 4.3994 gal imperial |
| 50 L | 13.2086 gal US | 10.9985 gal imperial |
| 100 L | 26.4172 gal US | 21.9969 gal imperial |
US and Imperial gallons are not the same
The names are similar, but they represent different volumes.
US gallon
3.785411784 L
Use this equivalent when the source specifies gallon estadounidense, americano o US gallon.
Imperial gallon
4.54609 L
The Imperial system uses a larger gallon and also changes its pints and fluid ounces.
Practical difference
20.1% larger
An Imperial gallon contains approximately 20.1% more volume than uno estadounidense.
How to convert liters and gallons
Use the appropriate factor and keep full precision until the final result.
From litres to gallons
US gal = litres ÷ 3.785411784
imperial gal = litres ÷ 4.54609
From gallons to liters
litres = US gal × 3.785411784
litres = imperial gal × 4.54609
How to choose the gallon type
The word gallon alone is not enough to identify the volume.
Check the region, label, manual or original document. Look for terms such as US gallon, US gallon o imperial gallon. The calculator does not guess a variant when you paste only “gallon.”
Related calculators
These tools add context when volume is part of a trip, cost or recipe.
Frequently asked questions
How many US gallons are in one liter?
One liter is approximately 0.264172 US gallons.
How many Imperial gallons are in one liter?
One liter is approximately 0.219969 Imperial gallons.
How many liters are in one US gallon?
One US gallon equals exactly 3.785411784 liters.
How many liters are in one Imperial gallon?
One Imperial gallon equals exactly 4.54609 liters.
What is the difference between a US and an Imperial gallon?
The Imperial gallon contains approximately 20.1% more volume than the US gallon.
Which gallon type should you use?
Check the region, label, manual or original source. If it only says gallon, confirm whether it means US or Imperial.
How many gallons is 10 liters?
Ten liters is approximately 2.6417 US gallons or 2.1997 Imperial gallons.