The Mercedes-Benz CLS 450's gas tank is 21.1 gallons.
Larger sized gas tanks are advantageous because you don't need to go to the gas station as often. Also, you can take advantage of days when gas prices are discounted and fill up your vehicle with a larger quantity of gas.
Scroll down for the gas tank size tables for your year and trim.
| Year | Trim | Engine | Gallons | Liters |
|---|---|---|---|---|
| 2022 | 4MATIC Coupe | 3.0L | 21.1 | 79.9 |
| 2021 | 4MATIC Coupe | 3.0L | 21.1 | 79.9 |
| 2021 | Coupe | 3.0L | 21.1 | 79.9 |
| Year | Trim | Engine | Gallons | Liters |
|---|---|---|---|---|
| 2020 | 4MATIC Coupe | 3.0L | 21.1 | 79.9 |
| 2020 | Coupe | 3.0L | 21.1 | 79.9 |
| 2020 | CL Sedan 4D AWD Hybrid | 3.0L | 21.1 | 79.9 |
| 2020 | CL Sedan 4D Hybrid | 3.0L | 21.1 | 79.9 |
| 2019 | 4MATIC Coupe | 3.0L | 21.1 | 79.9 |
| 2019 | Coupe | 3.0L | 21.1 | 79.9 |
| 2019 | CL Sedan 4D AWD Hybrid | 3.0L | 21.1 | 79.9 |
| 2019 | CL Sedan 4D Hybrid | 3.0L | 21.1 | 79.9 |
CarDataSpecs.com is a website designed to quickly help you find pertinent information about your vehicle.
Also, you can consult the vehicle's owner's manual.