Volume Converter

Type a volume, choose the unit you have and the unit you want, and read the answer straight away, together with the same volume in every other unit. Cups, spoons, pints, quarts and gallons are US sizes, and the imperial gallon is listed too. It runs in your browser and nothing is uploaded.

Value

From

0.2641721 gal

1 L = 0.2641721 gal

The same amount in every unit

Millilitres: 1,000 mL
Litres: 1 L
Cubic metres: 0.001 m³
Teaspoons (US): 202.8841 tsp
Tablespoons (US): 67.62805 tbsp
Fluid ounces (US): 33.81402 fl oz
Cups (US): 4.226753 cup
Pints (US): 2.113376 pt
Quarts (US): 1.056688 qt
Gallons (US): 0.2641721 gal
Gallons (imperial): 0.2199692 imp gal

Calculated instantly in your browser with standard formulas. Double-check anything important. Full disclaimer and terms of use.

Volume conversion factors

Cups, spoons, ounces, pints, quarts and gallons here are the US sizes. The imperial gallon is listed separately.

Unit	In millilitres	Useful to remember
1 teaspoon (US)	4.929 mL	3 tsp = 1 tbsp
1 tablespoon (US)	14.787 mL	16 tbsp = 1 cup
1 fluid ounce (US)	29.574 mL	8 fl oz = 1 cup
1 cup (US)	236.588 mL	2 cups = 1 pint
1 pint (US)	473.176 mL	2 pints = 1 quart
1 quart (US)	946.353 mL	4 quarts = 1 gallon
1 gallon (US)	3,785.41 mL	about 3.785 L
1 gallon (imperial)	4,546.09 mL	about 1.201 US gallons
1 litre	1,000 mL	about 33.81 fl oz or 4.227 cups
1 cubic metre	1,000,000 mL	1,000 L, about 264.17 US gallons

Cooking measures

1 cup = 16 tablespoons = 48 teaspoons = 8 fluid ounces.
1/2 cup = 118 mL, 1/4 cup = 59 mL and 1 tablespoon = 15 mL when rounded for recipes.
500 mL is a little over 2 US cups (2.11 cups).
Measuring cups differ by country: a US cup is 237 mL, a metric cup is 250 mL and an imperial cup is 284 mL.

Fuel and bigger volumes

Petrol and diesel are sold by the litre in most countries and by the US gallon in the United States. In the UK, fuel economy is still often quoted in miles per imperial gallon. Because an imperial gallon is about 20% larger than a US gallon, 40 mpg (imperial) is only about 33 mpg (US).

How to convert volume in Excel or Google Sheets

Use =CONVERT(A1,"l","gal") to change litres in A1 to US gallons. Other codes include "ml", "cup", "tbs", "tsp", "pt", "qt" and "uk_gal" for the imperial gallon.

How to use the Volume Converter tool

Type the volume in the Value box.
Choose the unit you are converting from and the unit you want.
Read the answer, or press the arrows to swap the two units.
Look at the table underneath for the same volume in every unit, and copy the answer if you need it.

Frequently asked questions

How many litres are in a gallon?

A US gallon is 3.78541 litres and an imperial (UK) gallon is 4.54609 litres. So one litre is 0.264172 US gallons or 0.219969 imperial gallons.

How many millilitres are in a cup?

A US cup is 236.588 millilitres. Many recipes and measuring cups round this to 240 mL, and a metric cup is 250 mL.

How many tablespoons are in a cup?

A US cup has 16 tablespoons, or 48 teaspoons. One tablespoon is 14.787 mL and one teaspoon is 4.929 mL, and there are 3 teaspoons in a tablespoon.

What is the difference between a US and an imperial gallon?

The imperial gallon used in the UK is about 20% bigger: it is 4.54609 litres, against 3.78541 litres for the US gallon. An imperial gallon is 1.20095 US gallons. Fluid ounces, pints and quarts also differ between the two systems.

How many litres are in a cubic metre?

One cubic metre is exactly 1,000 litres, which is about 264.17 US gallons. A cubic metre is a cube 1 metre on each side.