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Fuel Capacity & Consumption of A BMW

BMW is one of the oldest and most famous car brands globally. Founded in Munich in 1916, the company has positioned itself as the leading luxury, environmentally friendly, and safety-conscious car brand worldwide.

While more than 50 BMW models are currently produced, the general fuel capacity and consumption remain exemplary throughout the line-up.

The average BMW car has a 21-gallon fuel tank and a fuel economy of 28.4 MPG. BMW produces electric cars without a fuel tank, hybrid cars with a minute fuel tank, and internal combustion engines that usually hold 21 gallons or more.

A BMW’s fuel consumption mostly depends on where the car is being driven. If the car is being driven in the city, expect it to consume more fuel. Conversely, when BMWs are driven on the highway, the consumption will be lower.

If you are confused about how many gallons your BMW tank can hold or its average fuel consumption, continue reading this article. 

Average Consumption & Fuel Capacity of A BMW

Before we go through all the models separately, here’s a summary of the average fuel capacity and consumption for the available BMW cars.

Average Fuel CapacityAverage MPG (Combined)
21-Gallon fuel tank28.4 MPG

BMW is a brand closely associated with speed and performance; however, its fuel economy can no longer go unnoticed.

Since BMW was founded in Germany in 1916, the company has been linked with high-quality designs, pioneering technology, and advanced engineering. Over the previous decade, BMW has heavily increased its focus on fuel economy and environmental sustainability. 

BMW’s modern approach has attracted many customers while simultaneously receiving praise from the international climate community. Despite facing intensified calls for removing internal combustion cars from their lineup, BMW has managed to maintain its position as one of the world’s leading car-making companies.

If you have recently bought a BMW, it is crucial to note how economical your model will be and how big the fuel tank is.

This article will analyze each BMW model’s fuel economy ratings and associated fuel tank sizes. 

Fuel Consumption & Capacity Of All BMW Models

The amount of fuel your BMW will use will impact monthly fuel costs, which has become an important consideration for car owners globally.

Each BMW model also has a separate fuel capacity, depending on the car’s design specifications. The fuel capacity is the amount of gas a car’s tank can hold at any given time.

BMW models with smaller tanks are mainly used in city traveling and school runs, while the company’s bigger models are aimed towards long-distance and frequent luxurious-style travel.

Here are all the available BMW models’ fuel capacity and consumption.

1. BMW SUV Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW 750i1917245.3
BMW Alpina B71917245.3
BMW 330e2832243.6
BMW 330e Xdrive2529214.0
BMW M760i Xdrive1613206.2
BMW X3 M1614196.2
BMW X3 M Competition1614196.2
BMW X4 M1614196.2
BMW X4 M Competition1614196.2
BMW 745e Xdrive2226284.5
BMW X4 M2320274.3

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW 750i xDrive25
BMW Alpina B723
BMW 330e15
BMW 330e xDrive17
BMW m760i xDrive25
BMW X3 M25
BMW X3 M competition23.5
BMW X4 M25
BMW X4 M competition19
BMW 745e xDrive22

2. BMW X-Series Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW 740i2522294.0
BMW X5 Xdrive 45e2024164.0
BMW 230i Xdrive Coupe2421304.2
BMW 228i Xdrive Gran Coupe2723333.8
BMW 235i Xdrive Gran Coupe2623322.8
BMW X3 Sdrive 30i2725293.7
BMW X5 Sdrive 40i2321264.3
BMW X6 Sdrive 40i2321264.3
BMW X5 Xdrive 40i2321254.3
BMW X5 M50i1816225.6
BMW X5 M1513186.7
BMW X5 M Competition1513186.7
BMW X6 Xdrive 40i2321254.3
BMW X6 M 50i1816225.6
BMW X6 M1513186.7
BMW X6 M Competition1513186.7
BMW X7 Xdrive 40i2119244.8

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW X5 xDrive 45e25
BMW 230i xDrive coupe17.5
BMW 228i xDrive gran coupe17.5
BMW 235i xDrive gran coupe15.8
BMW X3 sDrive 30i23
BMW X5 sDrive 40i24
BMW X6 sDrive 40i25
BMW X5 xDrive 40i25
BMW X5 M50i25
BMW X5 M25
BMW X5 M competition25
BMW X6 xDrive 40i25
BMW X6 M 50i25
BMW X6 M25
BMW X6 M Competition25
BMW X7 xDrive 40i25
BMW X7 M 50i25

3. BMW Sedan Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW Alpina XB71715215.9
BMW 203i Coupe2521324.0
BMW 240i Coupe2121304.2
BMW 240i Coupe Manual2119274.8
BMW M240i Xdrive Coupe24213042.
BMW M240i Convertible2421304.2
BMW M240i Convertible2119274.8
BMW M240i Xdrive Convertible2421304.2
BMW M2 Competition Coupe2018245.0
BMW 503i2825333.6
BMW M550i Xdrive2017255.0
BMW X1 Xdrive 28i2623313.8
BMW Sdrive 28i1724333.7
BMW X3 Xdrive 30i2523294.0
BMW X3 M40i2321274.3
BMW X4 Xdrive 30i2523294.0
BMW X4 M40i2321274.3
BMW Z4 M40i2522304.0
BMW 230i Convertible2723333.7
BMW M2 Competition Coupe1916235.3
BMW 840i Coupe2523304.0
BMW 840i Xdrive Coupe2320274.3
BMW 840i Xdrive Convertible2320274.3
BMW M8 Competition Convertible1715215.9
BMW M340i Xdrive2623323.8

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW Alpina XB725
BMW 203i coupe19
BMW 240i coupe19
BMW 240i coupe manual19
BMW M240i xDrive coupe19
BMW M240i convertible19
BMW M240i convertible19
BMW M240i xDrive convertible19
BMW M2 competition coupe19
BMW 503i23
BMW M550i xDrive23
BMW X1 xDrive 28i23
BMW sDrive 28i19
BMW X3 xDrive 30i23
BMW X3 m40i23
BMW x4 xDrive 30i23
BMW x4 m40i23
BMW z4 m40i19
BMW 230i convertible17.5
BMW m2 competition coupe17.5
BMW 840i coupe25

4. BMW Performance Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW X2 Xdrive 28i2522314.0
BMW X2 M35i2724313.7
BMW 530i Xdrive2623303.8
BMW M52723323.7
BMW M5 Competition2623313.8
BMW 840i Xdrive Gran Coupe2320274.3
BMW M8 Gran Coupe1715215.9
BMW M8 Competition Gran Coupe1715215.9
BMW Z4 Sdrive 30i2825323.6
BMW 230i Coupe2825323.6
BMW 840i Convertible2522294.0
BMW 540i2725323.7

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW 840i xDrive coupe25
BMW 840i xDrive convertible25
BMW m8 competition convertible23
BMW m340i xDrive19
BMW x2 xDrive 28i19
BMW x2 m35i17.5
BMW 530i xDrive23
BMW m523
BMW m5 competition23
BMW 840i xDrive gran coupe23

5. BMW Gran Coupe Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW 840i Gran Coupe2522294.0
BMW 430i Coupe2926343.4
BMW 430i Xdrive Coupe2724333.7
BMW 330i3026363.6
BMW 330i Xdrive2825343.6
BMW X2 Sdrive 28i2724323.7
BMW 440i Xdrive Coupe2522314.0
BMW M850i Xdrive Convertible1917245.3
BMW M850i Xdrive Gran Coupe1917245.3
BMW M4 Coupe1916235.3
BMW M4 Competition Coupe1916235.3
BMW 228i Gran Coupe2824333.6
BMW M31916235.3
BMW M3 Competition1916235.3
BMW 230i Xdrive Convertible2421304.2
BMW M850i Xdrive Coupe2017255.0
BMW I3s11312410230Kwh

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW m8 gran coupe25
BMW m8 competition gran coupe25
BMW z4 sDrive 30i19
BMW 230i coupe17.5
BMW 840i convertible23
BMW 540i23
BMW 840i gran coupe23
BMW 430i coupe19
BMW 430i xDrive coupe19
BMW 330i17.5
BMW 330i xDrive17.5
BMW X2 sDrive 28i19
BMW 440i xDrive coupe19
BMW M850i xDrive convertible23
BMW M850i xDrive gran coupe23
BMW m4 coupe23
BMW m4 competition coupe23
BMW 228i gran coupe17.5
BMW m319
BMW m3 competition19
BMW 230i xDrive convertible17.5
BMW M850i xDrive coupe23
BMW i3s0

6. BMW Convertible & Electric Models

Fuel Consumption

ModelMPG CityMPG HighwayCombined MPGGallons/100 Miles
BMW 530e2630223.8
BMW 530e Xdrive2529214.0
BMW X3 Xdrive 30e2420284.0
BMW I3 With Range Extension3135273.2
BMW M8 Convertible1715215.9
BMW 430i Convertible2724333.7
BMW 440i Convertible2623313.8
BMW I311312410230kWH

Fuel Capacity

ModelFuel Capacity (Gallons)
BMW 530e15
BMW 530e xDrive15
BMW x3 xDrive 30e15
BMW i3 with range extension15
BMW m8 convertible23
BMW 430i convertible23
BMW 440i convertible23
BMW i30

Is BMW’s Fuel Consumption & Capacity Good?

BMW’s fuel consumption and capacity are exemplary. The carmaker is globally revered for its fuel economy, lowering the financial burden on the customer while protecting the environment.

BMW has always been an internationally renowned car company. Recently BMW has produced outstandingly economical cars.

Their latest cars are famed for their large fuel tank and low miles per gallon figures, meaning range anxiety will never present itself as an issue.


BMW is an outstanding car company, especially when it comes to fuel efficiency. Modern BMW models are still associated with speed, luxury, and aesthetic appeal; however, their modern cars are renowned for their remarkable fuel economy and reduced environmental impact.

If you purchase a BMW, you can expect to obtain at least 40.8 MPG in a car with a 22-gallon size tank.

I listed the weight of all the available BMW models here and the horsepower of all their cars in this post.