# Mercedes-Benz G-Class specs and mpg by year

- **Latest year:** 2027
- **MPG (combined):** 15
- **Drive:** 4WD
- **Years covered:** 2015-2027

## Quick answer

The 2027 Mercedes-Benz G-Class is a midsize/large SUV rated at 15 mpg combined. Engines: 4.0L V8 turbo hybrid; Electric.

## Every 2027 Mercedes-Benz G-Class version

| Version | Engine | Drive | Transmission | City/Hwy | Combined | Range | 240V charge | Fuel cost / year | CO2 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| G 580 with EQ Technology | Electric | 4WD | Automatic | 77/64 MPGe | 71 MPGe | 249 mi | 14.0 h | $1,100 | 0 g/mi |
| AMG G63 | 4.0L V8 turbo hybrid | 4WD | Automatic | 14/16 | 15 mpg | -- | -- | $5,500 | 608 g/mi |

Each row is a version the EPA tested. Fuel cost assumes 15,000 miles a year (55% city) at national average prices; CO2 is tailpipe emissions.

## Mercedes-Benz G-Class specs by year

| Year | Engines | Transmission | Drive | MPG (combined) | MPGe | EV range |
| --- | --- | --- | --- | --- | --- | --- |
| 2027 | 4.0L V8 turbo hybrid; Electric | Automatic | 4WD | 15 | 71 | 249 mi |
| 2026 | Electric; 3.0L V6 turbo hybrid; 4.0L V8 turbo hybrid | Automatic | 4WD | 15-18 | 62 | 239 mi |
| 2025 | 3.0L V6 turbo hybrid; 4.0L V8 turbo hybrid; Electric | Automatic | 4WD | 15-18 | 62 | 239 mi |
| 2024 | 4.0L V8 turbo | Automatic | 4WD | 11-14 | -- | -- |
| 2023 | 4.0L V8 turbo | Automatic | 4WD | 11-14 | -- | -- |
| 2022 | 4.0L V8 turbo | Automatic | 4WD | 14-16 | -- | -- |
| 2021 | 4.0L V8 turbo | Automatic | 4WD | 14-18 | -- | -- |
| 2020 | 4.0L V8 turbo | Automatic | 4WD | 14 | -- | -- |
| 2019 | 4.0L V8 turbo | Automatic | 4WD | 14 | -- | -- |
| 2018 | 5.5L V8 turbo; 4.0L V8 turbo; 6.0L V12 turbo | Automatic | 4WD | 11-13 | -- | -- |
| 2017 | 5.5L V8 turbo; 6.0L V12 turbo; 4.0L V8 turbo | Automatic | 4WD | 11-13 | -- | -- |
| 2016 | 5.5L V8 turbo; 4.0L V8 turbo; 6.0L V12 turbo | Automatic | 4WD | 12-13 | -- | -- |
| 2015 | 5.5L V8 turbo; 5.5L V8 | Automatic | 4WD | 13 | -- | -- |

EPA combined ratings. MPGe is the EPA efficiency measure for electric cars. Ranges cover every engine and drivetrain EPA tested for that year.

## How has the G-Class changed over the years?

- **2027:** dropped 3.0L V6 turbo hybrid; maximum range went from 239 to 249 miles.
- **2025:** added 3.0L V6 turbo hybrid, 4.0L V8 turbo hybrid and Electric; dropped 4.0L V8 turbo.
- **2023:** combined mpg went from 14-16 to 11-14.
- **2022:** combined mpg went from 14-18 to 14-16.
- **2021:** combined mpg went from 14 to 14-18.
- **2019:** dropped 5.5L V8 turbo and 6.0L V12 turbo.
- **2017:** combined mpg went from 12-13 to 11-13.
- **2016:** added 4.0L V8 turbo and 6.0L V12 turbo; dropped 5.5L V8.

## What does it cost to run a G-Class?

The EPA puts the 2027 Mercedes-Benz G-Class's fuel cost at **$1,100-$5,500 a year**, against about $2,970 for other current midsize/large SUVs: roughly 11% more. Over five years at 15,000 miles a year that is about $16,500 in fuel.

## G-Class vs rivals

| Model | Powertrains | Fuel economy | Fuel cost / year |
| --- | --- | --- | --- |
| [Jeep Cherokee](/vehicles/jeep-cherokee) | Hybrid | 37 mpg | $1,800 |
| [Toyota Grand Highlander](/vehicles/toyota-grand-highlander) | Gas, Hybrid | 22-36 mpg | $1,850-$3,050 |
| [Toyota Highlander](/vehicles/toyota-highlander) | Gas, Hybrid | 24-35 mpg | $1,900-$2,800 |
| [Kia Telluride](/vehicles/kia-telluride) | Gas, Hybrid | 19-35 mpg | $1,900-$3,550 |
| [Hyundai Palisade](/vehicles/hyundai-palisade) | Gas, Hybrid | 19-34 mpg | $1,950-$3,550 |
| [Volvo XC90](/vehicles/volvo-xc90) | Hybrid, Plug-in hybrid | 23-27 mpg | $3,050-$3,550 |
| [Lexus TX](/vehicles/lexus-tx) | Gas, Hybrid | 23-27 mpg | $3,050-$3,550 |
| [BMW X5](/vehicles/bmw-x5) | Hybrid, Plug-in hybrid | 15-26 mpg | $3,150-$5,500 |

Other current midsize/large SUVs from other makes, most efficient first.

## Frequently asked questions

### What mpg does the 2027 Mercedes-Benz G-Class get?

The 2027 Mercedes-Benz G-Class is EPA-rated at 15 mpg combined, depending on engine and drivetrain. Real-world mileage varies with speed, climate and load.

### What is the range of the 2027 Mercedes-Benz G-Class?

The 2027 Mercedes-Benz G-Class has an EPA-estimated range of up to 249 miles on a full charge, with an efficiency rating of 71 MPGe combined. Cold weather and highway speed reduce range.

### What engine does the 2027 Mercedes-Benz G-Class have?

The 2027 Mercedes-Benz G-Class comes with: 4.0L V8 turbo hybrid; Electric. It uses automatic transmission and is offered with 4WD.

### Is there a hybrid Mercedes-Benz G-Class?

Yes. The Mercedes-Benz G-Class has been offered as a hybrid in some model years; the table above shows which.

### Which Mercedes-Benz G-Class year gets the best gas mileage?

In the EPA data, the 2026 Mercedes-Benz G-Class has the highest combined rating, up to 18 mpg. Ratings for the same model can change between years when engines or test procedures change.

### How much does it cost to fuel a 2027 Mercedes-Benz G-Class for a year?

About $1,100-$5,500 a year, using the EPA's assumptions of 15,000 miles (55% city, 45% highway) at national average fuel prices. Your cost depends on your local prices, mileage and driving style.

### What is the city and highway mpg of the 2027 Mercedes-Benz G-Class?

The most efficient 2027 version, the AMG G63, is rated 14 mpg city and 16 mpg highway (15 combined). Other engines and drivetrains are rated lower; the versions table above lists each one.

### How much CO2 does the 2027 Mercedes-Benz G-Class emit?

EPA rates its tailpipe CO2 at 608 grams per mile depending on version. Lower is better; the cleanest gas cars sit under 250 g/mi and electric cars have none at the tailpipe.

### Does the 2027 Mercedes-Benz G-Class come with all-wheel drive?

Yes. The 2027 Mercedes-Benz G-Class is offered with 4WD. All- or four-wheel drive usually costs 1-3 mpg compared with the two-wheel-drive version of the same engine, as the versions table shows.

### Is the Mercedes-Benz G-Class cheap to run compared with other midsize/large SUVs?

No, dearer than average: its EPA annual fuel cost of $1,100-$5,500 compares with about $2,970 for other current midsize/large SUV models. Fuel is only part of running costs; insurance, tires and repairs also differ.

## Sources

- [fueleconomy.gov (US DOE and EPA)](https://www.fueleconomy.gov/)

## All Mercedes-Benz SUVs

- [Mercedes-Benz GLB-Class](https://diagxcar.com/vehicles/mercedes-benz-glb-class)
- [Mercedes-Benz GLC-Class](https://diagxcar.com/vehicles/mercedes-benz-glc-class)
- [Mercedes-Benz GLE-Class](https://diagxcar.com/vehicles/mercedes-benz-gle-class)
- [Mercedes-Benz GLS-Class](https://diagxcar.com/vehicles/mercedes-benz-gls-class)

## More Mercedes-Benz models

- [Mercedes-Benz AMG GT](https://diagxcar.com/vehicles/mercedes-benz-amg-gt)
- [Mercedes-Benz C-Class](https://diagxcar.com/vehicles/mercedes-benz-c-class)
- [Mercedes-Benz CLA-Class](https://diagxcar.com/vehicles/mercedes-benz-cla-class)
- [Mercedes-Benz CLE-Class](https://diagxcar.com/vehicles/mercedes-benz-cle-class)
- [Mercedes-Benz E-Class](https://diagxcar.com/vehicles/mercedes-benz-e-class)
- [Mercedes-Benz EQE](https://diagxcar.com/vehicles/mercedes-benz-eqe)
- [Mercedes-Benz EQS](https://diagxcar.com/vehicles/mercedes-benz-eqs)
- [Mercedes-Benz GLA-Class](https://diagxcar.com/vehicles/mercedes-benz-gla-class)
- [Mercedes-Benz S-Class](https://diagxcar.com/vehicles/mercedes-benz-s-class)
- [Mercedes-Benz SL-Class](https://diagxcar.com/vehicles/mercedes-benz-sl-class)
- [Mercedes-Benz A-Class](https://diagxcar.com/vehicles/mercedes-benz-a-class): discontinued

## Other midsize/large SUVs

- [Nissan Armada](https://diagxcar.com/vehicles/nissan-armada)
- [Nissan Pathfinder](https://diagxcar.com/vehicles/nissan-pathfinder)
- [Porsche Cayenne](https://diagxcar.com/vehicles/porsche-cayenne)
- [Rivian R1S](https://diagxcar.com/vehicles/rivian-r1s)
- [Subaru Ascent](https://diagxcar.com/vehicles/subaru-ascent)
- [Tesla Model X](https://diagxcar.com/vehicles/tesla-model-x)

## Car care

- [How long do tires last?](https://diagxcar.com/how-long/tires)
- [How often to change oil](https://diagxcar.com/how-often/change-oil)
- [Tire size calculator](https://diagxcar.com/tools/tire-size-calculator)

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Source page: https://diagxcar.com/vehicles/mercedes-benz-g-class
Updated: 2026-11-03
General information, not a substitute for a qualified mechanic.