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Units / Volume

Volume Converter

Convert between liters, gallons, cups, and more

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Quick reference

Liter (L) to Gallon (gal)

0.5 L
= 0.1320860884 gal
1 L
= 0.2641721769 gal
2 L
= 0.5283443537 gal
3 L
= 0.7925165306 gal
4 L
= 1.056688707 gal
5 L
= 1.320860884 gal
10 L
= 2.641721769 gal
20 L
= 5.283443537 gal

How volume conversion works

All volume units relate to the liter through fixed multipliers. To convert between any two units, the value is first converted to liters, then from liters to the target unit.

1 liter = 0.2642 gallons = 4.2268 cups = 33.814 fl oz

These conversions use US customary units. UK imperial pints, quarts, and gallons are about 20% larger.

Units in this category

Milliliter mL

One thousandth of a liter. Used for medicine doses, small liquid measurements, and cooking.

Liter L

The base metric volume unit. Common for beverages, fuel, and liquid products worldwide.

Fluid ounce fl oz

US fluid ounce, equal to 29.57 mL. Used for beverage sizes and liquid medications in the US.

Cup cup

US cup, equal to 236.6 mL (8 fl oz). Standard measure in American cooking recipes.

Pint pt

US pint, equal to 473.2 mL (2 cups). Used for beer, ice cream, and berries in the US.

Quart qt

US quart, equal to 946.4 mL (2 pints). Used for larger liquid quantities.

Gallon gal

US gallon, equal to 3.785 liters (4 quarts). Used for fuel, milk, and bulk liquids in the US.

Frequently asked questions

How many cups are in a liter?
There are approximately 4.227 US cups in one liter.
How do I convert liters to gallons?
Divide the liter value by 3.78541. For example, 10 liters = 2.642 gallons.
Are US and UK gallons the same?
No. A US gallon is 3.785 liters, while a UK (imperial) gallon is 4.546 liters. This converter uses US customary units.
How many mL are in a tablespoon?
A US tablespoon is about 14.79 mL (half a fluid ounce). This converter focuses on larger volume units.

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