2018 Mercedes-Benz E-Class EPA Fuel Economy Summary
The 2018 Mercedes-Benz E-Class delivers an EPA-certified 18–25 MPG combined (15–22 city / 22–30 highway depending on engine and drivetrain) across 15 configurations. Plug-in hybrid (PHEV) models offer up to 10 miles of all-electric range at 43 MPGe. Estimated annual fuel costs range from $3,050 to $4,200.
2018 Mercedes-Benz E-Class Powertrain & Efficiency Comparison
Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants
Standard Gasoline Trims
Annual Fuel Cost: $3,050–$4,200 (14 configurations)
Plug-In Hybrid (PHEV)
Gasoline Combined: 21 MPG • Annual Energy Cost: $3,600
Official EPA Fuel Economy Ratings by Configuration (15 Variants)
Laboratory certification test values across engine, transmission, and drivetrain permutations
| Configuration / Model | Powertrain | Drivetrain | Transmission | City | Highway | Combined | EV Range | Annual Fuel Cost | CO2 (g/mi) |
|---|---|---|---|---|---|---|---|---|---|
| E300 Premium | 2L 4-Cyl Gas | Rear-Wheel Drive | Automatic 9-spd | 22 MPG | 30 MPG | 25 MPG | — | $3,050 | — |
| E300 4matic Premium | 2L 4-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 21 MPG | 29 MPG | 24 MPG | — | $3,150 | — |
| E400 4matic Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 20 MPG | 27 MPG | 23 MPG | — | $3,300 | — |
| E400 Coupe Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic 9-spd | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| E400 4matic Coupe Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| E400 Convertible Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic 9-spd | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| E400 4matic Convertible Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 20 MPG | 25 MPG | 22 MPG | — | $3,450 | — |
| GLE550e 4matic Premium and Electricity | 3L Plug-in Hybrid | 4-Wheel Drive | Automatic 7-spd | 38 MPGe (20 MPG) | 50 MPGe (23 MPG) | 43 MPGe (21 MPG) | 10 mi | $3,600 | — |
| AMG E43 4matic Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 19 MPG | 25 MPG | 21 MPG | — | $3,600 | — |
| E400 4matic (station wagon) Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 19 MPG | 25 MPG | 21 MPG | — | $3,600 | — |
| GLE350 Premium | 3.5L 6-Cyl Gas | Rear-Wheel Drive | Automatic 7-spd | 18 MPG | 23 MPG | 20 MPG | — | $3,800 | — |
| GLE350 4matic Premium | 3.5L 6-Cyl Gas | 4-Wheel Drive | Automatic 7-spd | 18 MPG | 22 MPG | 19 MPG | — | $4,000 | — |
| GLE350 4matic Premium or E85 | 3.5L 6-Cyl Gas | 4-Wheel Drive | Automatic 7-spd | 18 MPG | 22 MPG | 19 MPG | — | $4,000 | — |
| AMG E63 S 4matic Premium | 4L 8-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 15 MPG | 22 MPG | 18 MPG | — | $4,200 | — |
| AMG E63 S 4matic (wagon) Premium | 4L 8-Cyl Gas | 4-Wheel Drive | Automatic 9-spd | 16 MPG | 22 MPG | 18 MPG | — | $4,200 | — |
Deterministic Fuel Cost & Consumption Benchmarks
Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles
Fuel Cost per 25 Miles
Based on $3.50 per gallon regular gasoline
Annual Fuel Consumption
Estimated annual energy units needed for 15,000 miles
5-Year Fuel Cost vs Avg Vehicle
Compared to the average new vehicle over 5 years
Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.