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Liters to gallons

Convert liters to gallons. The US gallon is 3.785 liters, the UK (imperial) gallon 4.546 liters, so choose the right one.

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How it works

  1. Enter the valueThe units are already set. Type the number.
  2. Read the resultThe converted value appears at once.
  3. Use the tableThe reference table below lists common values.

US or UK gallon?

The US gallon is exactly 3.785411784 liters, the imperial gallon used in the UK exactly 4.54609 liters, about 20 percent more. 10 liters are 2.64 US gallons or 2.20 UK gallons. The converter starts with US gallons; pick Gallons (UK) in the To list for British figures.

Gallons appear in fuel prices and tank sizes, aquarium volumes, paint, water heaters and recipes. To compare fuel economy between countries, choose the Fuel economy category, which converts liters per 100 km to US and UK miles per gallon.

Smaller amounts

For drinks and recipes, switch to fluid ounces or cups: 1 liter is 33.8 US fluid ounces or 4.23 US cups.

Frequently asked questions

How many liters are in a gallon?

A US gallon has 3.785 liters, an imperial (UK) gallon 4.546 liters.

How accurate are the conversions?

They use the exact international definitions and show up to 12 significant digits.

Why does my 1 TB drive show 931 GB?

Drive makers count 1 TB as 10^12 bytes, operating systems count in binary units. 10^12 bytes are 931 GiB.

Can I type a comma as decimal separator?

Yes. Both 1,5 and 1.5 are understood.

Does it work offline?

Yes. After the first visit the converter also works without an internet connection.