Gallon vs. liter: simply convert fuel consumption

[Update: 17.10.2023] This post was updatedto take more recent information into account. With our Online Calculator the possible fuel consumption of vehicles can easily be calculated. And one too Conversion between different units is possible with our online calculator. Gallon/liter conversion? No problem, just enter it here!


Thanks to the online calculator, you can quickly provide an answer to questions such as how much fuel a car uses per 100 kilometers or how far a car can travel on one liter of fuel. In addition, the fuel consumption of a US car, for example with 15mi / US liq. gal. is offered in the trade, can easily be calculated or converted.

Gallon/liter conversion

With the online calculator you can calculate all the information on fuel consumption between the various consumption units. To do this, you simply have to enter the consumption in the known unit, such as: 9 liters per 100 kilometers and then you can select the desired unit into which the consumption is to be converted, choose file. But you can also use it in all consumption units display. The process is started with one click and in a few seconds you have the results for the desired unit or for all known consumption units.

Miles per gallon vs. liter per 100 km & Co.

Fuel consumption is one of the most important criteria when buying a car. Because for reasons of cost, to protect the environment and to comply with emission limits, economical vehicles are all the rage. A comparison between different vehicles is not always easy, however, as they are not the same in all countries Consumption units be used. While in most European countries the specification in liters per 100 kilometers occurs, for example, in Italy and Japan, fuel consumption is Kilometers per liter .

UK Imperial gallon

In English-speaking countries, however, it is used as a unit of consumption Miles per gallon used. In addition, they differed UK Imperial gallon (approx. 4,5 liters) of the US gallon (about 3,8 liters), which is why the fuel consumption in the UK with Miles Per Gallon (GB) and in America with Miles per Gallon (US) will specify. With our online calculator, all values ​​can be calculated quickly and easily.

Gallon/liter conversion

What exactly is a gallon?

  • The system of measurements gallon is particularly common in Anglo-American countries and varies between the USA and Great Britain. The US liquid gallon equals 231 cubic inches and includes exactly 3,785411784 liters. It finds its basis in a medieval English wine measure. In contrast, the British gallon exactly 4,54609 liters. This measurement system has its origins in the British beer trade, which is why it is also known as the “Imperial Gallon”.
  • While the general definition of the gallon, especially in the United States, is a unit of space for 3,79 liters, a specific gallon of water refers to just under 19 liters of still water. This gallon is typically intended for freestanding water dispensers.

There are different types of gallons including:

  • 1 (British gallon)
  • 1 (US liquid gallon)
  • 1 petroleum barrel, that 42 US gallons or 159 liters requirements.
  • 1 (US dry gallon)
  • 1 metric gallon, which is exactly 4 liters.

gallon in different countries

  • The gallon is primarily in the USA common. Great Britain, on the other hand, uses the so-called “Imperial Gallon”. Interestingly, the US gallon measurement system can now be precisely defined in liters, as the inch is defined as 25,4 mm over the meter.

Before and after the gallon

  • The gallon is just one of many units in the Anglo-American measurement system. Other common units include inch, foot, mile, ounce, pound, stone, fluid ounce, pint, quart and acre. Particular attention should also be paid to the “barrel”, which is used in particular in oil production 42 US gallons or 159 liters requirements.

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