MPGCheck

Mercedes-Benz 300D/300CD Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
1984
22 MPG combined
Latest Model
1985
21 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
1985Diesel Diesel192321$4,050Details →
1984Diesel212322$3,850Details →