Liters to Gallons Converter
Free liters to gallons converter — litres to US gallons (÷ 3.785411784) with the UK imperial value shown too. Instant, no signup.
About the Liters to Gallons Converter
Convert litres to gallons with exact factors: divide by 3.785411784 for US gallons, and the tool also shows the UK imperial figure (1 imperial gallon = 4.54609 L) since the two differ by about 20%. Type litres and both readings appear instantly.
Fuel comparisons drive most lookups: a 50-litre car tank is 13.21 US gallons, and fuel priced per litre abroad can be compared with US per-gallon prices. The conversion also covers water containers, aquariums, home brewing and engine oil quantities.
Handy anchors: 1 litre is roughly a quarter of a US gallon (0.2642 gal), 4 litres is just over 1 US gallon, and 10 litres is 2.64 US gallons or 2.2 imperial gallons. The table below lists exact values for common volumes.
How to Use the Liters to Gallons Converter
- 1Enter a volume in litres — for example 50 for a fuel tank.
- 2Read US gallons instantly (50 L = 13.21 gal), with the UK gallon figure below.
- 3Type gallons instead to convert back to litres.
- 4Check the table for exact values from 1 to 100 litres.
Frequently Asked Questions
How many gallons is 1 liter?
1 litre is 0.2642 US gallons, or 0.22 UK imperial gallons. Put the other way, a US gallon holds 3.785 L and an imperial gallon holds 4.546 L.
How many gallons is 50 liters?
50 litres is 13.21 US gallons (or 11 imperial gallons) — about the size of a typical car fuel tank. 40 L is 10.57 US gal and 60 L is 15.85 US gal.
How many liters make a US gallon?
Exactly 3.785411784 litres. The US gallon is defined as 231 cubic inches, and with the inch fixed at 2.54 cm this works out to that exact litre figure.
Which gallon should I use — US or UK?
Use US gallons for American fuel prices, recipes and aquariums; imperial gallons appear in older UK and Commonwealth material (and UK miles-per-gallon figures). This tool converts to US gallons and displays the imperial equivalent alongside.
How do I estimate liters to gallons mentally?
Divide litres by 4 for a slightly low US-gallon estimate: 40 L ÷ 4 = 10, versus the exact 10.57 gal. Adding 5% to your estimate gets you very close.