2018 Mercedes-Benz E-Class
Fuel economy, running costs, emissions and safety · from U.S. EPA and NHTSA data
The 2018 Mercedes-Benz E-Class is sold in the U.S. with gasoline power. The EPA lists 11 configurations for this model year, with combined economy from 18 to 25 MPG and an estimated annual fuel cost of $3,200 to $4,450 at 15,000 miles.
Key numbers
| Model year | 2018 |
|---|---|
| Vehicle class | Midsize Cars |
| Fuel type(s) | Gasoline |
| Combined economy | 18-25 MPG |
| Best / worst combined | 25 / 18 MPG |
| Annual fuel cost | $3,200-$4,450 |
| Tailpipe CO₂ | 351-497 g/mi |
| EPA smog rating | 5-5 / 10 |
What it costs to fuel
Across its configurations, the 2018 E-Class costs about $3,200 to $4,450 a year to fuel at the EPA's 15,000-mile basis, averaging roughly $3,732. Over five years that is about $18,659 in fuel alone before maintenance, insurance and depreciation — which is why the running cost, not just the price, decides what a car really costs.
Relative to an average new vehicle, this E-Class configuration spends about $4,500 more on fuel over five years.
For context, the average combined economy of midsize cars in this dataset is about 32 MPG. The E-Class sits roughly 11 MPG below that mark at its midpoint, making it thirstier than average for its EPA class.
Configurations and fuel economy
| Version | Engine | Drive | Trans | Fuel | Combined | Annual fuel |
|---|---|---|---|---|---|---|
| E300 | 2.0L 4-cyl turbo | Rear-Wheel | Automatic | Gasoline | 25 MPG | $3,200 |
| E300 4matic | 2.0L 4-cyl turbo | 4-Wheel | Automatic | Gasoline | 24 MPG | $3,300 |
| E400 4matic | 3.0L 6-cyl turbo | 4-Wheel | Automatic | Gasoline | 23 MPG | $3,450 |
| E400 Coupe | 3.0L 6-cyl turbo | Rear-Wheel | Automatic | Gasoline | 22 MPG | $3,650 |
| E400 4matic Coupe | 3.0L 6-cyl turbo | 4-Wheel | Automatic | Gasoline | 22 MPG | $3,650 |
| E400 Convertible | 3.0L 6-cyl turbo | Rear-Wheel | Automatic | Gasoline | 22 MPG | $3,650 |
| E400 4matic Convertible | 3.0L 6-cyl turbo | 4-Wheel | Automatic | Gasoline | 22 MPG | $3,650 |
| AMG E43 4matic | 3.0L 6-cyl turbo | 4-Wheel | Automatic | Gasoline | 21 MPG | $3,800 |
| E400 4matic (station wagon) | 3.0L 6-cyl turbo | 4-Wheel | Automatic | Gasoline | 21 MPG | $3,800 |
| AMG E63 S 4matic | 4.0L 8-cyl turbo | 4-Wheel | Automatic | Gasoline | 18 MPG | $4,450 |
| AMG E63 S 4matic (wagon) | 4.0L 8-cyl turbo | 4-Wheel | Automatic | Gasoline | 18 MPG | $4,450 |
Emissions, safety and size
The 2018 E-Class records tailpipe CO₂ of 351-497 g/mi, an EPA smog rating of 5-5 out of 10. The EPA classifies it as midsize cars.
Compare this car
Open the comparison tool to line this 2018 E-Class up against any other vehicle in the database, or jump to other years and trims from the 2018 Mercedes-Benz E-Class overview.
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Data: U.S. EPA FuelEconomy.gov (public domain) and NHTSA SafetyRatings. Figures are EPA estimates; real-world results vary.