Mercedes-Benz 300 MPG by Year
| Year | Combined | Fuel | Cost per 100 miles | Trims | Recalls |
|---|---|---|---|---|---|
| 1993 | 15–26 | Premium gasoline, Diesel | $19.07 | 11 | – |
| 1992 | 15–25 | Premium gasoline, Diesel | $19.84 | 11 | – |
| 1991 | 15–26 | Premium gasoline, Regular gasoline, Diesel | $19.07 | 16 | – |
| 1990 | 16–26 | Premium gasoline, Diesel | $19.07 | 11 | – |
| 1989 | 15–18 | Premium gasoline, Regular gasoline | $27.55 | 6 | – |
| 1988 | 16–18 | Premium gasoline | $27.55 | 6 | – |
| 1987 | 18–24 | Diesel, Premium gasoline | $25.86 | 4 | – |
| 1986 | 18–22 | Diesel, Premium gasoline | $28.22 | 3 | – |
| 1985 | 19–21 | Diesel | $29.56 | 6 | – |
| 1984 | 15–22 | Diesel, Regular gasoline | $28.22 | 11 | – |
Fuel economy: U.S. EPA fueleconomy.gov