Mercedes-Benz CLS450
2019–2021 · 3 configurations
The Mercedes-Benz CLS450 has been tested by the EPA across 3 different configurations spanning model years 2019 through 2021. Over this period, the CLS450 has achieved a consistent combined fuel economy rating of 26 MPG. Below you will find a comprehensive breakdown of every tested configuration, organized by model year. Click any row to view detailed specifications, emissions data, and annual fuel cost estimates for that specific vehicle.
All Configurations
| Year | Powertrain | Annual Cost | City | Hwy | Comb MPG | Compare |
|---|---|---|---|---|---|---|
| 2021 | 3L 6-cyl Rear-Wheel Drive Automatic 9-spd • Premium | $2,650 | 23 | 30 | 26MPG | |
| 2020 | 3L 6-cyl Rear-Wheel Drive Automatic 9-spd • Premium | $2,650 | 24 | 31 | 26MPG | |
| 2019 | 3L 6-cyl Rear-Wheel Drive Automatic 9-spd • Premium | $2,650 | 24 | 31 | 26MPG |
Historical Efficiency
Safety Rating History
NHTSA typically tests the base platform of a vehicle and does not test every specific trim level. This specific configuration (CLS450) has not been independently rated.
Complaint & Incident History
The data below represents all official consumer complaints reported to the National Highway Traffic Safety Administration (NHTSA) for the Mercedes-Benz CLS450. Click on any year to drill down and read the unedited, raw problem narratives submitted directly by vehicle owners.
No NHTSA consumer complaints have been reported for this model.