2025 Mercedes-Benz C-Class mpg
Combined mpg, C 300 RWD
29mpg
- 25 city, 35 highway.
- Top 36% of 68 sedans (2025).
- 5 trims: 20 to 29 mpg.
12,000 miles a year. Gas $3.20. Power 17 cents per kWh.
| Trim | Engine | Drive | City mpg | Hwy mpg | Combined | Tank, gal | Miles per tank | Cost a year |
|---|---|---|---|---|---|---|---|---|
| C 300 RWD | 2.0L 4cyl | RWD | 25 | 35 | 29 | 17.4 | 505 | $1,324 |
| C 300 4MATIC AWD | 2.0L 4cyl | AWD | 24 | 33 | 27 | 17.4 | 470 | $1,422 |
| AMG C 43 4MATIC | 2.0L | AWD | 19 | 27 | 22 | N/A | N/A | $1,745 |
| Mercedes-AMG C-Class C 43 AMG 4MATIC AWD | 2.0L 4cyl | AWD | 19 | 27 | 22 | N/A | N/A | $1,745 |
| AMG C 63 S E Performance AWD | 2.0L | AWD | 19 to 24 | 22 to 33 | 20 | N/A | N/A | $1,920 |
Fuel cost
C 300 RWD, 29 mpg combined.
- Per year
- $1,324
- Per month
- $110
- Per mile
- 11.0 cents
- Fill the tank
- $55.68
- Top trim: AMG C 63 S E Performance AWD. $1,920 a year. $596 more than the C 300 RWD.
Electric trims
| Trim | Drive | Range, mi | kWh per 100 mi | MPGe | Full charge | Cost a year |
|---|---|---|---|---|---|---|
| Mercedes-AMG C-Class C 63 S E Performance AMG 4MATIC+ AWD | AWD | N/A | 91.0 | 37 | N/A | $1,856 |
Do I need a Level 2 charger?
Yes. A 120 V outlet adds 15 miles in 10 hours.
You drive 33 miles a day.
Mercedes-AMG C-Class C 63 S E Performance AMG 4MATIC+ AWD. 120 V outlet: 1.4 kW.
Trip cost
| Trip | Gallons | Cost |
|---|---|---|
| 100 miles | 2.9 | $9.14 |
| 300 miles | 8.6 | $27.43 |
| 500 miles | 14.3 | $45.71 |
| 1,000 miles | 28.6 | $91.43 |
Commute cost
- Per month
- $96
- Per year
- $1,148
- Miles a month
- 867
C 300 RWD. 20 miles each way, 5 days a week.
Is 29 mpg good? Yes. Beats 77% of 2026 cars.
MPG by year
Rivals
| Car | Cheapest trim | Combined mpg | Compare |
|---|---|---|---|
| 2025 Mercedes-Benz C-Class | C 300 RWD | 29 mpg | |
| 2025 Audi S3 | Premium AWD | 26 mpg | Compare |
| 2025 Audi A4 Allroad | Premium AWD | 26 mpg | Compare |
| 2025 Cadillac CT5 | 4dr Sdn Premium Luxury RWD | 27 mpg | Compare |
| 2025 Audi A5 | Premium AWD | 26 mpg | Compare |
| 2025 Cadillac CT4-V Blackwing | CT4 Luxury AWD | 25 mpg | |
| 2025 Mercedes-Benz E-Class All Terrain | CLA 250 Coupe | 27 mpg |
What this cannot tell you
EPA ratings. Your own mpg will differ.
Gas prices change by state and by week.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree