Mercedes-Benz
GLC300 4matic (coupe)
U.S. fuel economy and specifications from the EPA.
26Best combined MPG2026 model year
2026–2027Model years2 with EPA ratings
2Rated configurationsDrive, transmission and engine
2 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2026 26 MPG
2027 26 MPG
1 configuration.
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Small Sport Utility Vehicle 4WD
- Combined MPG
- 26
- Engine displacement
- 2.0 L
- Cylinders
- 4
All-Wheel Drive · Automatic 9-spd
Premium gasoline · Small Sport Utility Vehicle 4WD
- Combined MPG
- 26
- Engine displacement
- 2.0 L
- Cylinders
- 4