Mercedes-Benz
300D/300CD
U.S. fuel economy and specifications from the EPA.

22Best combined MPG1984 model year
1984–1985Model years2 with EPA ratings
5Rated configurationsDrive, transmission and engine
3 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
1984 22 MPG
1985 21 MPG
2 configurations.
Rear-Wheel Drive · Automatic 4-spd
Diesel · Compact Cars
- Combined MPG
- 19
- Engine displacement
- 3.0 L
- Cylinders
- 5
Rear-Wheel Drive · Automatic 4-spd
Diesel · Compact Cars
- Combined MPG
- 21
- Engine displacement
- 3.0 L
- Cylinders
- 5
Drive not reported · Automatic 4-spd
Diesel · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 5
Drive not reported · Automatic 4-spd
Diesel · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 5
Drive not reported · Automatic 4-spd
Diesel · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 5