2014 Mercedes-Benz GLK350 fuel economy
The EPA lists 4 versions of the 2014 Mercedes-Benz GLK350. Combined fuel economy ranges from 21 to 22 MPG; the most efficient version is rated 19 city / 26 highway.
At a glance
- Combined
- 21 to 22 MPG depending on version
- City and highway
- 19 and 26 most efficient version
- Yearly fuel cost
- $3,750 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| GLK350 Automatic 7-spd | 6-cyl 3.5L | Rear-Wheel Drive | 19 | 26 | 22 MPG | $3,750 |
| GLK350 Automatic 7-spd | 6-cyl 3.5L | Rear-Wheel Drive | 19 | 25 | 21 MPG | $3,900 |
| GLK350 4matic Automatic 7-spd | 6-cyl 3.5L | 4-Wheel Drive | 19 | 25 | 21 MPG | $3,900 |
| GLK350 4matic Automatic 7-spd | 6-cyl 3.5L | 4-Wheel Drive | 18 | 25 | 21 MPG | $3,900 |
At EPA assumptions, the most efficient version costs about $3,750 per year in fuel, versus $3,900 for the least efficient.