2024 Mercedes-Benz AMG GLS63 4MATIC+
The EPA rates the 2024 Mercedes-Benz AMG GLS63 4MATIC+ at 16 MPG combined (14 city / 18 highway).
At a glance
- Fuel economy
- 16 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA rates the 2024 Mercedes-Benz AMG GLS63 4MATIC+ at 16 MPG combined (14 city / 18 highway).