2020 Mercedes-Benz SL-Class
The 2020 Mercedes-Benz SL-Class is listed in 2 versions in the EPA fuel economy database, with 3.0 L 6-cyl turbo and 4.7 L 8-cyl turbo powertrains. Combined fuel economy ranges from 20 to 22 MPG (best: 10.7 L/100 km).
Model year2020
Versions2
ClassTwo Seaters
DriveRear-Wheel Drive
Engines, transmissions & fuel economy
| Version | Powertrain | Transmission | Drive | Fuel | MPG city / hwy / comb | L/100 km (comb) | CO2 g/mi | Class |
|---|---|---|---|---|---|---|---|---|
| SL450 | 3.0 L 6-cyl turbo | Automatic 9-spd | Rear-Wheel Drive | Premium | 20 / 28 / 22 | 10.7 | 395 | Two Seaters |
| SL550 | 4.7 L 8-cyl turbo | Automatic 9-spd | Rear-Wheel Drive | Premium | 17 / 25 / 20 | 11.8 | 435 | Two Seaters |
Figures are EPA estimates for the U.S. market (U.S. gallons). Your mileage will vary. Transmissions: (S6) = 6-speed with manual select mode, (AV) = continuously variable, (AM) = automated manual.
Safety recalls
Check the NHTSA recall database for the 2020 Mercedes-Benz SL-Class.