2027 Mercedes-Benz GLC 300
The EPA rates the 2027 Mercedes-Benz GLC 300 at 27 MPG combined (24 city / 32 highway).
At a glance
- Fuel economy
- 27 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA rates the 2027 Mercedes-Benz GLC 300 at 27 MPG combined (24 city / 32 highway).