The Mercedes-Benz GLS 450 gas tank sizes range from 23.8 gallons to 26.4 gallons as specified in our data below, organized by trim, option package, and model year.
The gas tank size of the Mercedes-Benz GLS 450, when combined with its fuel mileage, gives the GLS 450 the following ranges depending on the model year and options:
- City range from 422 miles to 501 miles
- Highway range from 547 miles to 580 miles
Check out the Gas Tank Size specifications for other makes and models.
2024 Mercedes-Benz GLS 450 Gas Tank Size
The 2024 Mercedes-Benz GLS 450 gas tank size is 23.8 gallons.
On a full tank of fuel, the 2024 Mercedes-Benz GLS 450 has the following ranges:
- City range of 452 miles
- Highway range of 571 miles
2024 Mercedes-Benz GLS 450 Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| GLS 4MATIC SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
23.8 gal. |
452 city | 571 hwy | 524 combined |
2024 Mercedes-Benz GLS 450 Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| GLS 4MATIC SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
90.1 liters |
727 city | 919 hwy | 843 combined |
2020 Mercedes-Benz GLS 450 Gas Tank Size
The 2020 Mercedes-Benz GLS 450 gas tank size is 23.8 gallons.
On a full tank of fuel, the 2020 Mercedes-Benz GLS 450 has the following ranges:
- City range of 452 miles
- Highway range of 547 miles
2020 Mercedes-Benz GLS 450 Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
23.8 gal. |
452 city | 547 hwy | 499 combined |
| GLS 450 4MATIC SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
23.8 gal. |
452 city | 547 hwy | 499 combined |
2020 Mercedes-Benz GLS 450 Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
90.1 liters |
727 city | 880 hwy | 803 combined |
| GLS 450 4MATIC SUV |
3.0L | Intercooled Turbo | I6 | 9 Spd Auto w/OD | AWD |
90.1 liters |
727 city | 880 hwy | 803 combined |
2019 Mercedes-Benz GLS 450 Gas Tank Size
The 2019 Mercedes-Benz GLS 450 gas tank size is 26.4 gallons.
On a full tank of fuel, the 2019 Mercedes-Benz GLS 450 has the following ranges:
- City range of 422 miles
- Highway range of 580 miles
2019 Mercedes-Benz GLS 450 Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
26.4 gal. |
422 city | 580 hwy | 501 combined |
| GLS 450 4MATIC SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
26.4 gal. |
422 city | 580 hwy | 501 combined |
2019 Mercedes-Benz GLS 450 Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
99.9 liters |
679 city | 933 hwy | 806 combined |
| GLS 450 4MATIC SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
99.9 liters |
679 city | 933 hwy | 806 combined |
2018 Mercedes-Benz GLS 450 Gas Tank Size
The 2018 Mercedes-Benz GLS 450 gas tank size is 26.4 gallons.
On a full tank of fuel, the 2018 Mercedes-Benz GLS 450 has the following ranges:
- City range of 448 miles
- Highway range of 580 miles
2018 Mercedes-Benz GLS 450 Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
26.4 gal. |
448 city | 580 hwy | 514 combined |
2018 Mercedes-Benz GLS 450 Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
99.9 liters |
721 city | 933 hwy | 827 combined |
2017 Mercedes-Benz GLS 450 Gas Tank Size
The 2017 Mercedes-Benz GLS 450 gas tank size is 26.4 gallons.
On a full tank of fuel, the 2017 Mercedes-Benz GLS 450 has the following ranges:
- City range of 501 miles
- Highway range of 580 miles
2017 Mercedes-Benz GLS 450 Gas Tank Size (Imp.)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (miles) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
26.4 gal. |
501 city | 580 hwy | 541 combined |
2017 Mercedes-Benz GLS 450 Gas Tank Size (Metric)
| Trim |
Engine | Transmission | Drivetrain |
Gas Tank Size |
Range (km) |
| SUV |
3.0L | Twin Turbo | V6 | 9 Spd Auto w/OD | AWD |
99.9 liters |
806 city | 933 hwy | 871 combined |
Mercedes-Benz GLS 450 Gas Tank Data Brought To You By AutoPadre
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