Mercedes-Benz G-Class MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Mercedes-Benz G-Class model year from 2002 to 2026 — each engine and transmission with its official city, highway and combined figures. Over these years the G-Class has been offered with Electric, 3.0L 6-cyl, 4.0L 8-cyl, 5.5L 8-cyl, 5.4L 8-cyl, 5.0L 8-cyl powertrains; the most efficient version is the 2026 (up to 18 MPG combined). Electric versions are shown in MPGe — a different unit, listed separately from gas MPG. Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Mercedes-Benz G-Class fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2026 18 MPG · 62 MPGe Electric, 3.0L 6-cyl $179,835 87 listings
2025 18 MPG · 62 MPGe Electric, 3.0L 6-cyl $151,850 10 listings
2024 14 MPG 4.0L 8-cyl $189,998 11 listings
2023 14 MPG 4.0L 8-cyl $179,892 15 listings
2022 16 MPG 4.0L 8-cyl $143,990 69 listings
2021 18 MPG 4.0L 8-cyl $128,498 18 listings
2020 14 MPG 4.0L 8-cyl $125,982 35 listings
2019 14 MPG 4.0L 8-cyl $116,885 15 listings
2018 11–13 MPG 4.0L 8-cyl $76,900 18 listings
2017 11–13 MPG 4.0L 8-cyl $63,999 21 listings
2016 13 MPG 4.0L 8-cyl $47,940 9 listings
2015 13 MPG 5.5L 8-cyl $55,995 15 listings
2014 13 MPG 5.5L 8-cyl
2013 13 MPG 5.5L 8-cyl
2012 13 MPG 5.5L 8-cyl
2011 12–13 MPG 5.5L 8-cyl, 5.4L 8-cyl
2010 12–13 MPG 5.5L 8-cyl, 5.4L 8-cyl
2009 12 MPG 5.4L 8-cyl
2008 12–13 MPG 5.0L 8-cyl, 5.4L 8-cyl
2007 12–13 MPG 5.0L 8-cyl, 5.4L 8-cyl
2006 12 MPG 5.4L 8-cyl, 5.0L 8-cyl
2005 12 MPG 5.0L 8-cyl, 5.4L 8-cyl
2004 12–13 MPG 5.4L 8-cyl, 5.0L 8-cyl
2003 12–13 MPG 5.5L 8-cyl, 5.0L 8-cyl
2002 12 MPG 5.0L 8-cyl

2026 Mercedes-Benz G-Class: engines & MPG

The 2026 G-Class was EPA-rated in 2 versions (Electric, 3.0L 6-cyl), with combined economy of 18 MPG; electric version rated at 62 MPGe. Used 2026 models currently list for a median of $179,835 on VehiSales (87 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G 580 with EQ Technology Electric Automatic (A2) Electricity 68 56 62 MPGe · 239 mi range
G550 3.0L 6-cyl Automatic 9-spd Premium 17 19 18 MPG

2025 Mercedes-Benz G-Class: engines & MPG

The 2025 G-Class was EPA-rated in 2 versions (Electric, 3.0L 6-cyl), with combined economy of 18 MPG; electric version rated at 62 MPGe. Used 2025 models currently list for a median of $151,850 on VehiSales (10 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G 580 with EQ Technology Electric Automatic (A2) Electricity 68 56 62 MPGe · 239 mi range
G550 3.0L 6-cyl Automatic 9-spd Premium 17 19 18 MPG

2024 Mercedes-Benz G-Class: engines & MPG

The 2024 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 14 MPG. Used 2024 models currently list for a median of $189,998 on VehiSales (11 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 13 16 14 MPG

2023 Mercedes-Benz G-Class: engines & MPG

The 2023 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 14 MPG. Used 2023 models currently list for a median of $179,892 on VehiSales (15 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 13 16 14 MPG

2022 Mercedes-Benz G-Class: engines & MPG

The 2022 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 16 MPG. Used 2022 models currently list for a median of $143,990 on VehiSales (69 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 14 17 16 MPG

2021 Mercedes-Benz G-Class: engines & MPG

The 2021 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 18 MPG. Used 2021 models currently list for a median of $128,498 on VehiSales (18 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 17 19 18 MPG

2020 Mercedes-Benz G-Class: engines & MPG

The 2020 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 14 MPG. Used 2020 models currently list for a median of $125,982 on VehiSales (35 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 13 17 14 MPG

2019 Mercedes-Benz G-Class: engines & MPG

The 2019 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 14 MPG. Used 2019 models currently list for a median of $116,885 on VehiSales (15 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 9-spd Premium 13 17 14 MPG

2018 Mercedes-Benz G-Class: engines & MPG

The 2018 G-Class was EPA-rated in 2 versions (4.0L 8-cyl), with combined economy from 11 to 13 MPG. Used 2018 models currently list for a median of $76,900 on VehiSales (18 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 7-spd Premium 13 14 13 MPG
G550 4x4 4.0L 8-cyl Automatic 7-spd Premium 11 11 11 MPG

2017 Mercedes-Benz G-Class: engines & MPG

The 2017 G-Class was EPA-rated in 2 versions (4.0L 8-cyl), with combined economy from 11 to 13 MPG. Used 2017 models currently list for a median of $63,999 on VehiSales (21 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 7-spd Premium 13 14 13 MPG
G550 4x4 (Special Off-Road Model) 4.0L 8-cyl Automatic 7-spd Premium 11 11 11 MPG

2016 Mercedes-Benz G-Class: engines & MPG

The 2016 G-Class was EPA-rated in 1 version (4.0L 8-cyl), with combined economy of 13 MPG. Used 2016 models currently list for a median of $47,940 on VehiSales (9 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G550 4.0L 8-cyl Automatic 7-spd Premium 13 14 13 MPG

2015 Mercedes-Benz G-Class: engines & MPG

The 2015 G-Class was EPA-rated in 2 versions (5.5L 8-cyl), with combined economy of 13 MPG. Used 2015 models currently list for a median of $55,995 on VehiSales (15 for sale).

VersionEngineTransmissionFuelCityHwyCombined
G63 AMG 5.5L 8-cyl Automatic 7-spd Premium 12 14 13 MPG
G550 5.5L 8-cyl Automatic 7-spd Premium 12 15 13 MPG

2014 Mercedes-Benz G-Class: engines & MPG

The 2014 G-Class was EPA-rated in 2 versions (5.5L 8-cyl), with combined economy of 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G550 5.5L 8-cyl Automatic 7-spd Premium 12 15 13 MPG
G63 AMG 5.5L 8-cyl Automatic 7-spd Premium 12 14 13 MPG

2013 Mercedes-Benz G-Class: engines & MPG

The 2013 G-Class was EPA-rated in 2 versions (5.5L 8-cyl), with combined economy of 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G63 AMG 5.5L 8-cyl Automatic 7-spd Premium 12 14 13 MPG
G550 5.5L 8-cyl Automatic 7-spd Premium 12 15 13 MPG

2012 Mercedes-Benz G-Class: engines & MPG

The 2012 G-Class was EPA-rated in 1 version (5.5L 8-cyl), with combined economy of 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G550 5.5L 8-cyl Automatic 7-spd Premium 12 15 13 MPG

2011 Mercedes-Benz G-Class: engines & MPG

The 2011 G-Class was EPA-rated in 2 versions (5.5L 8-cyl, 5.4L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G550 5.5L 8-cyl Automatic 7-spd Premium 12 15 13 MPG
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2010 Mercedes-Benz G-Class: engines & MPG

The 2010 G-Class was EPA-rated in 2 versions (5.5L 8-cyl, 5.4L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G550 5.5L 8-cyl Automatic 7-spd Premium 11 15 13 MPG
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 15 12 MPG

2009 Mercedes-Benz G-Class: engines & MPG

The 2009 G-Class was EPA-rated in 1 version (5.4L 8-cyl), with combined economy of 12 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 15 12 MPG

2008 Mercedes-Benz G-Class: engines & MPG

The 2008 G-Class was EPA-rated in 2 versions (5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G500 5.0L 8-cyl Automatic 7-spd Premium 12 15 13 MPG
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2007 Mercedes-Benz G-Class: engines & MPG

The 2007 G-Class was EPA-rated in 2 versions (5.0L 8-cyl, 5.4L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G500 5.0L 8-cyl Automatic 7-spd Premium 12 15 13 MPG
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2006 Mercedes-Benz G-Class: engines & MPG

The 2006 G-Class was EPA-rated in 2 versions (5.4L 8-cyl, 5.0L 8-cyl), with combined economy of 12 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 13 12 MPG
G500 5.0L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2005 Mercedes-Benz G-Class: engines & MPG

The 2005 G-Class was EPA-rated in 2 versions (5.0L 8-cyl, 5.4L 8-cyl), with combined economy of 12 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G500 5.0L 8-cyl Automatic 5-spd Premium 11 13 12 MPG
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2004 Mercedes-Benz G-Class: engines & MPG

The 2004 G-Class was EPA-rated in 2 versions (5.4L 8-cyl, 5.0L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G55 AMG 5.4L 8-cyl Automatic 5-spd Premium 12 14 13 MPG
G500 5.0L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2003 Mercedes-Benz G-Class: engines & MPG

The 2003 G-Class was EPA-rated in 2 versions (5.5L 8-cyl, 5.0L 8-cyl), with combined economy from 12 to 13 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G55 AMG 5.5L 8-cyl Automatic 5-spd Premium 12 14 13 MPG
G500 5.0L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

2002 Mercedes-Benz G-Class: engines & MPG

The 2002 G-Class was EPA-rated in 1 version (5.0L 8-cyl), with combined economy of 12 MPG.

VersionEngineTransmissionFuelCityHwyCombined
G500 5.0L 8-cyl Automatic 5-spd Premium 11 13 12 MPG

Frequently asked questions

What MPG does a Mercedes-Benz G-Class get?

Depending on year and engine, EPA combined ratings for the G-Class range from 12 to 18 MPG. The most efficient rated version is the 2026 model year.

What powertrains does the 2026 Mercedes-Benz G-Class have?

The 2026 G-Class was EPA-rated with Electric, 3.0L 6-cyl powertrains — see the 2026 table above for each version's exact city/highway figures.

Does the Mercedes-Benz G-Class require premium gas?

Yes — every EPA-rated gas G-Class version specifies premium gasoline.

Is there a hybrid or electric G-Class?

Yes — the ratings above include hybrid and electric (shown in MPGe) versions; look for them in the per-year tables.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Mercedes-Benz G-Class EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/mercedes-benz/g-class.

See also: Mercedes-Benz G-Class hub — live listings, prices & reliability · Used Mercedes-Benz G-Class prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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