Photo: Mercedes-Benz GLS-Class by Alexander-93, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.
Mercedes-Benz · model year 2021
2021 Mercedes-Benz GLS600 4matic Maybach
SUV · 4-Wheel Drive · Hybrid · EPA class: Standard Sport Utility Vehicle 4WD
EPA figures · 2021fueleconomy.gov
16MPG combined
15/19MPG city / highway
$5,150fuel a year
539 g CO₂ per mile 4.0 L 8-cyl turbo Automatic 9-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 16 MPG
- City MPG
- 15 MPG
- Highway MPG
- 19 MPG
- Annual fuel cost
- $5,150
- Tailpipe CO₂
- 539 g per mile
- Model year
- 2021
- Body
- SUV
- EPA size class
- Standard Sport Utility Vehicle 4WD
- Drive
- 4-Wheel Drive
- Engine
- 4.0 L 8-cyl turbo
- Transmission
- Automatic 9-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
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