Mercedes-Benz
SL450
U.S. fuel economy and specifications from the EPA.
23Best combined MPG2017 model year
2017–2020Model years4 with EPA ratings
4Rated configurationsDrive, transmission and engine
3 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2017 23 MPG
2018 23 MPG
2019 23 MPG
2020 22 MPG
1 configuration.
Rear-Wheel Drive · Automatic 9-spd
Premium gasoline · Two Seaters
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 9-spd
Premium gasoline · Two Seaters
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 9-spd
Premium gasoline · Two Seaters
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 9-spd
Premium gasoline · Two Seaters
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6