What does the 2026 Mercedes-Benz C-Class cost per mile?
Fuel cost a mile
11.0cents
- 2025 IRS rate: 70 cents a mile.
- Margin: 59.0 cents a mile.
- $5,897 per 10,000 miles.
- 2026 Mercedes-Benz C-Class C 300 RWD: 29 mpg.
- Median of 55 gas and hybrid sedans (2026): 12.3 cents a mile.
Gas $3.20. 2025 IRS rate 70 cents.
| Trim | Rating | Cost a mile | Margin a mile | Per 10,000 mi |
|---|---|---|---|---|
| C 300 RWD | 29 mpg | 11.0 cents | 59.0 cents | $5,897 |
| C 300 4MATIC AWD | 27 mpg | 11.9 cents | 58.1 cents | $5,815 |
| AMG C 43 4MATIC | 22 mpg | 14.5 cents | 55.5 cents | $5,545 |
| Mercedes-AMG C-Class C 43 AMG 4MATIC AWD | 22 mpg | 14.5 cents | 55.5 cents | $5,545 |
What this cannot tell you
Fuel only. Insurance, repairs and value loss not counted.
The IRS rate covers every cost, not fuel alone.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree