Mercedes-Benz
AMG GLS63 4matic Plus
U.S. fuel economy and specifications from the EPA.
17Best combined MPG2026 model year
2021–2026Model years6 with EPA ratings
6Rated configurationsDrive, transmission and engine
4 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2021 16 MPG
2022 15 MPG
2023 16 MPG
2024 16 MPG
2025 15 MPG
2026 17 MPG
1 configuration.
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 17
- Engine displacement
- 4.0 L
- Cylinders
- 8
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 15
- Engine displacement
- 4.0 L
- Cylinders
- 8
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 16
- Engine displacement
- 4.0 L
- Cylinders
- 8
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 16
- Engine displacement
- 4.0 L
- Cylinders
- 8
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 15
- Engine displacement
- 4.0 L
- Cylinders
- 8
4-Wheel Drive · Automatic 9-spd
Premium gasoline · Standard Sport Utility Vehicle 4WD
- Combined MPG
- 16
- Engine displacement
- 4.0 L
- Cylinders
- 8