2023 · Midsize & Large SUV · Gas
2023 Mercedes-Benz G-Class MPG & fuel economy
The 2023 Mercedes-Benz G-Class is a midsize or large SUV offered in 2 EPA-rated configurations. The most efficient version returns 14 MPG combined (13 city / 16 highway) on premium gasoline. Across the lineup, combined ratings range from 11 to 14 MPG. That's down 2 MPG from the 2022 model. Among 73 midsize & large SUVs rated for 2023, it ranks 73rd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $4,232 a year to fuel.
What will it cost you?
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Fuel average
The 2023 Mercedes-Benz G-Class's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.5 km/L in the city and 6.8 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 13 | 5.5 | 18.1 |
| Highway | 16 | 6.8 | 14.7 |
| Combined | 14 | 6.0 | 16.8 |
How it ranks among 2023 Midsize & Large SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
G-Class MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| 4WD · 4.0L 8-cyl turbo · 9-speed automatic G550 |
Gas | 13 MPG | 16 MPG | 14 MPG | — | $4,232 |
| 4WD · 4.0L 8-cyl turbo · 9-speed automatic AMG G 63 4x4 Squared |
Gas | 10 MPG | 12 MPG | 11 MPG | — | $5,386 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.0L 8-cyl turbo
- Transmission
- 9-speed automatic
- Drivetrain
- 4WD
- Tailpipe CO₂
- 617 g/mi
- EPA fuel economy score
- 2/10
- EPA greenhouse gas score
- 2/10
2023 Mercedes-Benz G-Class vs. rivals
Compare the 2023 G-Class
With any other car from any year, including other G-Class model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2023 Mercedes-Benz G-Class?
Up to 14 MPG combined (13 city / 16 highway); ratings range from 11 to 14 MPG depending on configuration.
What fuel does the 2023 Mercedes-Benz G-Class use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2023 Mercedes-Benz G-Class?
The 2023 Mercedes-Benz G-Class's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.5 km/L in the city and 6.8 km/L on the highway.
How much does it cost to fuel the 2023 Mercedes-Benz G-Class per year?
About $4,232 at 15,000 miles a year with $3.95/gal premium gas, or $28.21 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.