Fuel Economy of Mercedes-Benz GLS450 Cars
The following table compares the fuel economies of different models of Mercedes-Benz GLS450 cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
Table 1. Fuel Economy of Mercedes-Benz GLS450 4matic
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2023 GLS450 4matic | Automatic 9-speed | 6 | 20 | 18 | 23 | $3,759 | $4,510 |
| 2022 GLS450 4matic | Automatic 9-speed | 6 | 20 | 18 | 24 | $3,697 | $4,437 |
| 2021 GLS450 4matic | Automatic 9-speed | 6 | 21 | 20 | 24 | $3,468 | $4,162 |
| 2020 GLS450 4matic | Automatic 9-speed | 6 | 21 | 19 | 23 | $3,638 | $4,366 |
| 2019 GLS450 4matic | Automatic 9-speed | 6 | 18 | 16 | 22 | $4,112 | $4,934 |
| 2018 GLS450 4matic | Automatic 9-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
| 2017 GLS450 4matic | Automatic 9-speed | 6 | 19 | 17 | 22 | $3,960 | $4,752 |
Back to Fuel economy of Mercedes-Benz cars.Data source: Fuel Economy USA, Reference.