2025 Mercedes-Benz C-Class EPA Fuel Economy Summary
The 2025 Mercedes-Benz C-Class delivers an EPA-certified 22–29 MPG combined (19–25 city / 27–35 highway depending on engine and drivetrain) across 8 configurations. Plug-in hybrid (PHEV) models offer up to 54 miles of all-electric range at 64 MPGe. Estimated annual fuel costs range from $2,600 to $3,800.
2025 Mercedes-Benz C-Class Powertrain & Efficiency Comparison
Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants
Hybrid (HEV) Trims
Annual Fuel Cost: $2,600–$3,450
Plug-In Hybrid (PHEV)
Gasoline Combined: 25 MPG • Annual Energy Cost: $3,050
Official EPA Fuel Economy Ratings by Configuration (8 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) |
|---|---|---|---|---|---|---|---|---|---|
| C300 Premium | 2L Hybrid | Rear-Wheel Drive | Automatic 9-spd | 25 MPG | 35 MPG | 29 MPG | — | $2,600 | — |
| C300 4matic Premium | 2L Hybrid | All-Wheel Drive | Automatic 9-spd | 24 MPG | 33 MPG | 27 MPG | — | $2,800 | — |
| GLC300 Premium | 2L Hybrid | Rear-Wheel Drive | Automatic 9-spd | 24 MPG | 32 MPG | 27 MPG | — | $2,800 | — |
| GLC300 4matic Premium | 2L Hybrid | All-Wheel Drive | Automatic 9-spd | 23 MPG | 31 MPG | 26 MPG | — | $2,900 | — |
| GLC300 4matic Coupe Premium | 2L Hybrid | All-Wheel Drive | Automatic 9-spd | 23 MPG | 31 MPG | 26 MPG | — | $2,900 | — |
| GLC350e 4matic with EQ Hybrid Tech Premium and Electricity | 2L Plug-in Hybrid | All-Wheel Drive | Automatic 9-spd | 60 MPGe (23 MPG) | 70 MPGe (28 MPG) | 64 MPGe (25 MPG) | 54 mi | $3,050 | — |
| AMG C43 4matic Premium | 2L Hybrid | All-Wheel Drive | Automatic 9-spd | 19 MPG | 27 MPG | 22 MPG | — | $3,450 | — |
| AMG C63 S E Performance Premium and Electricity | 2L Plug-in Hybrid | All-Wheel Drive | Automatic 9-spd | 36 MPGe (19 MPG) | 38 MPGe (22 MPG) | 37 MPGe (20 MPG) | 1 mi | $3,800 | — |
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.