Convert gallons to liters (2024)

Convert gallons to liters (1)

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Please provide values below to convert gallon (US) [gal (US)] to liter [L, l], or vice versa.


Gallon (US)

Definition: A gallon is a unit of volume specifically regarding liquid capacity in both the US customary and imperial systems of measurement. The US gallon is defined as 231 cubic inches (3.785 liters). In contrast, the imperial gallon, which is used in the United Kingdom, Canada, and some Caribbean nations, is defined as 4.54609 liters. In both systems, the gallon is divided into four quarts. Quarts are then divided into two pints and pints are divided into two cups. A cup is comprised of two gills, making one gallon equal four quarts, eight pints, sixteen cups, or thirty-two gills. Further differentiating the US and the imperial gallon, a US gill is divided into four fluid ounces, while an imperial gallon is divided into five. A US fluid ounce is therefore 1/128 of a US gallon while an imperial fluid ounce is 1/160 of an imperial gallon.

History/origin: The term gallon most closely originates from "galon" in Old Northern French and developed as a system for measuring wine and beer in England, resulting in measures such as the wine gallon, ale gallon, and imperial gallon.

Current use: In the United States (US), gallons are often used for larger containers, such as half gallon tubs of ice cream or one-gallon cartons of milk. Gallons are also widely used in fuel economy expression in the US, as well as some of its territories. The imperial gallon is used even more sparingly than the US gallon, with most countries around the world using liters when referencing fuel.

Liter

Definition: A liter (symbol: L) is a unit of volume that is accepted for use with the International System of Units (SI) but is technically not an SI unit. One liter is equal to 1 cubic decimeter (dm3), 1,000 cubic centimeters (cm3), or 1/1,000 cubic meters (m3).

History/origin: There was a point from 1901 to 1964 when a liter was defined as the volume of one kilogram of pure water under the conditions of maximum density at atmospheric pressure. However, due to the mass-volume relationship of water being based on a number of factors that can be cumbersome to control (temperature, pressure, purity, isotopic uniformity), as well as the discovery that the prototype of the kilogram was slightly too large (making the liter equal to 1.000028 dm3 rather than 1 dm3), the definition of the liter was reverted to its previous, and current definition.

Current use: The liter is used to measure many liquid volumes as well as to label containers containing said liquids. It is also used to measure certain non-liquid volumes such as the size of car trunks, backpacks and climbing packs, computer cases, microwaves, refrigerators, and recycling bins, as well as for expressing fuel volumes and prices in most countries around the world.

Gallon (US) to Liter Conversion Table

Gallon (US) [gal (US)]Liter [L, L]
0.01 gal (US)0.0378541178 L, l
0.1 gal (US)0.3785411784 L, l
1 gal (US)3.785411784 L, l
2 gal (US)7.570823568 L, l
3 gal (US)11.356235352 L, l
5 gal (US)18.92705892 L, l
10 gal (US)37.85411784 L, l
20 gal (US)75.70823568 L, l
50 gal (US)189.2705892 L, l
100 gal (US)378.5411784 L, l
1000 gal (US)3785.411784 L, l

How to Convert Gallon (US) to Liter

1 gal (US) = 3.785411784 L, l
1 L, l = 0.2641720524 gal (US)

Example: convert 15 gal (US) to L, l:
15 gal (US) = 15 × 3.785411784 L, l = 56.78117676 L, l

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Convert Gallon (US) to Other Volume Units

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Gallon (US) to Gigaliter

Gallon (US) to Megaliter

Gallon (US) to Kiloliter

Gallon (US) to Hectoliter

Gallon (US) to Dekaliter

Gallon (US) to Deciliter

Gallon (US) to Centiliter

Gallon (US) to Microliter

Gallon (US) to Nanoliter

Gallon (US) to Picoliter

Gallon (US) to Femtoliter

Gallon (US) to Attoliter

Gallon (US) to Cc

Gallon (US) to Drop

Gallon (US) to Barrel (oil)

Gallon (US) to Barrel (US)

Gallon (US) to Barrel (UK)

Gallon (US) to Gallon (UK)

Gallon (US) to Quart (UK)

Gallon (US) to Pint (UK)

Gallon (US) to Cup (metric)

Gallon (US) to Cup (UK)

Gallon (US) to Fluid Ounce (US)

Gallon (US) to Fluid Ounce (UK)

Gallon (US) to Tablespoon (metric)

Gallon (US) to Tablespoon (UK)

Gallon (US) to Dessertspoon (US)

Gallon (US) to Dessertspoon (UK)

Gallon (US) to Teaspoon (metric)

Gallon (US) to Teaspoon (UK)

Gallon (US) to Gill (US)

Gallon (US) to Gill (UK)

Gallon (US) to Minim (US)

Gallon (US) to Minim (UK)

Gallon (US) to Ton Register

Gallon (US) to Ccf

Gallon (US) to Hundred-cubic Foot

Gallon (US) to Acre-foot

Gallon (US) to Acre-foot (US Survey)

Gallon (US) to Acre-inch

Gallon (US) to Dekastere

Gallon (US) to Stere

Gallon (US) to Decistere

Gallon (US) to Cord

Gallon (US) to Tun

Gallon (US) to Hogshead

Gallon (US) to Board Foot

Gallon (US) to Dram

Gallon (US) to Cor (Biblical)

Gallon (US) to Homer (Biblical)

Gallon (US) to Bath (Biblical)

Gallon (US) to Hin (Biblical)

Gallon (US) to Cab (Biblical)

Gallon (US) to Log (Biblical)

Gallon (US) to Taza (Spanish)

Gallon (US) to Earth's Volume

Convert gallons to liters (2024)

FAQs

Convert gallons to liters? ›

To convert gallons to liters, you simply need to multiply the number of gallons by the conversion factor, which is 3.785. For example, if you have 7 gallons of water that you want to convert to liters, you would multiply 7 by 3.785. The answer is 26.495 liters.

How do you convert gallons to liters formula? ›

The unit conversion between (American) gallons and liters is 1 gallon = 3.785 liters. British and American gallons are not the same. The American gallon is a smaller unit of volume and has a different conversion factor. There are about four liters per gallon.

How much is 1 gallon to liter? ›

3.78541 L

What operation should you use to convert gallons to liters? ›

Since we know that 1 gallon is the same as 3.785411784 liters, mathematically written as 1gal=3.785411784 L, conversely, we can say that 1L=(1/3.785411784) gal .

How to calculate liter to gallon? ›

Converting liters to gallons is really easy! First, you need to know how many gallons there are to a liter. There are 0.264172 gallons per liter. Therefore, we just multiply the liters by 0.264172 (or divide by 3.785 since 1 3.785 = 0.2642 ).

What do you multiply by to convert gallons to liters? ›

Its simple math once you know which is which. Each gallon is 3.8 liters. So multiply the number of gallons by 3.8. Or Google “convert gallons to litres” to get a more accurate conversion.

Is a gallon close to a liter? ›

The U.S. standard gallon is equal to 3.7853 liters. The British imperial gallon is equal to 4.546 liters. Liters are used in the metric system. The closest measure in the U.S. customary system and the British system is the quart, which is one fourth of a gallon.

Does 5 liters equal 1 gallon? ›

A gallon stores 3.785 liters approx. so, in 5 liters we have 1.32 gallons, like one and a third gallons. Rounded to a more common unit of measure, 5 liters is approximately equal to 1.32 gallons.

What is the conversion factor between gallons and liters? ›

One US gallon is equal to 3.785411784 liter.

What is the best approximation for a gallon in litres? ›

The approximate conversion factor is 1 gallon = 3.78541 liters. This formula reflects the relationship between gallons and liters, providing a straightforward method for converting volumes between the imperial or U.S. customary system (gallons) and the metric system (liters).

How do you convert gallons to liters in Python? ›

") #Gallons to Liters Conversion #Request gallons gallons = float(input(name + ", how many gallons do you want to convert to liters?")) #Convert gallons to liters galToLiters = float(gallons * 3.9) #Display results print(name + ", there are " + str(format(galToLiters,'.

Is 4 litres the same as 1 gallon? ›

Still, the U.S. gallon measurement is very much in use in this country. An easy way to figure from liters to gallons, for example, is that a quart is a little less than a liter and 4 liters is a little more than 1 gallon. To be exact, 1 liter is 0.264 gallon (a little more than a quart), and 4 liters is 1.06 gallons.

How many liters are in a 10 gallon tank? ›

The volume of 10 gallons is either 10 * 4.54 litres if your gallons are Imperial gallons, or 10 * 3.79 litres if they're US gallons. If you're asking about the cost then that will vary enormously.

How do you convert US gallons to liters of gas price? ›

Divide the gas price (per U.S. gallon) by the number of liters in a gallon, 3.78541. The result is the gas price per liter.

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