Mercedes-Benz GLS 450 Gas Mileage (2017 - 2020)

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Mercedes-Benz GLS 450 Gas Mileage Overview

The Mercedes-Benz GLS 450 gas mileage is from 19 miles per gallon (13.0 liters per 100 km) to 21 miles per gallon (11.0 liters per 100 km) combined (city and highway) depending on the trim and model year.

For example, the 2019 Mercedes-Benz GLS 450 GLS 450 4MATIC trim model has a combined gas mileage of 19 miles per gallon (13.0 liters per 100 km), while the 2020 Mercedes-Benz GLS 450 GLS 450 4MATIC has a combined gas mileage of 21 miles per gallon (11.0 liters per 100 km).

In the city, the Mercedes-Benz GLS 450 gas mileage is from 16 miles per gallon (15.0 liters per 100 km) to 19 miles per gallon (12.0 liters per 100 km) depending on the trim and model year.

On the highway, the Mercedes-Benz GLS 450 gas mileage is from 22 miles per gallon (11.0 liters per 100 km) to 23 miles per gallon (10.0 liters per 100 km) depending on the trim and model year.

Note: The gas mileage shown for hybrid vehicles is the miles per gallon equivalent.

Mercedes-Benz GLS 450 Gas Mileage
YearTrimEngineCity Mileage (Imp.)Highway Mileage (Imp.)Combined Mileage (Imp.)City Mileage (Metric)Highway Mileage (Metric)Combined Mileage (Metric)Drivetrain / TransmissionHP / Torque
2020GLS 450 4MATIC3.0L I619 mpg23 mpg21 mpg12.0 L/100 km10.0 L/100 km11.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
20203.0L I619 mpg23 mpg21 mpg12.0 L/100 km10.0 L/100 km11.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
2019GLS 450 4MATIC3.0L V616 mpg22 mpg19 mpg15.0 L/100 km11.0 L/100 km13.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
20193.0L V616 mpg22 mpg19 mpg15.0 L/100 km11.0 L/100 km13.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
20183.0L V617 mpg22 mpg19.5 mpg14.0 L/100 km11.0 L/100 km12.5 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
20173.0L V619 mpg22 mpg20.5 mpg12.0 L/100 km11.0 L/100 km11.5 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
Mercedes-Benz GLS 450 Gas Mileage Data Brought To You By AutoPadre
Mercedes-Benz GLS 450 Gas Mileage Data Brought To You By AutoPadre

Check out the Gas Mileage specifications for other makes and models.

Mercedes-Benz GLS 450 Gas Mileage: Jump To Model Year

2020's

2020 Mercedes-Benz GLS 450 Gas Mileage

Combined Mileage

The 2020 Mercedes-Benz GLS 450 gas mileage is 21 miles per gallon (11.0 liters per 100 km) combined.

City Mileage

In the city, the 2020 Mercedes-Benz GLS 450 gas mileage is 19 miles per gallon (12.0 liters per 100 km).

Highway Mileage

On the highway, the 2020 Mercedes-Benz GLS 450 gas mileage is 23 miles per gallon (10.0 liters per 100 km).

Combined - City - Highway Table Data

2020 Mercedes-Benz GLS 450 Gas Mileage
TrimEngineCity Mileage (Imp.)Highway Mileage (Imp.)Combined Mileage (Imp.)City Mileage (Metric)Highway Mileage (Metric)Combined Mileage (Metric)Drivetrain / TransmissionHP / Torque
GLS 450 4MATIC3.0L I619 mpg23 mpg21 mpg12.0 L/100 km10.0 L/100 km11.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
3.0L I619 mpg23 mpg21 mpg12.0 L/100 km10.0 L/100 km11.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs

2019 Mercedes-Benz GLS 450 Gas Mileage

Combined Mileage

The 2019 Mercedes-Benz GLS 450 gas mileage is 19 miles per gallon (13.0 liters per 100 km) combined.

City Mileage

In the city, the 2019 Mercedes-Benz GLS 450 gas mileage is 16 miles per gallon (15.0 liters per 100 km).

Highway Mileage

On the highway, the 2019 Mercedes-Benz GLS 450 gas mileage is 22 miles per gallon (11.0 liters per 100 km).

Combined - City - Highway Table Data

2019 Mercedes-Benz GLS 450 Gas Mileage
TrimEngineCity Mileage (Imp.)Highway Mileage (Imp.)Combined Mileage (Imp.)City Mileage (Metric)Highway Mileage (Metric)Combined Mileage (Metric)Drivetrain / TransmissionHP / Torque
GLS 450 4MATIC3.0L V616 mpg22 mpg19 mpg15.0 L/100 km11.0 L/100 km13.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs
3.0L V616 mpg22 mpg19 mpg15.0 L/100 km11.0 L/100 km13.0 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs

2018 Mercedes-Benz GLS 450 Gas Mileage

Combined Mileage

The 2018 Mercedes-Benz GLS 450 gas mileage is 19.5 miles per gallon (12.5 liters per 100 km) combined.

City Mileage

In the city, the 2018 Mercedes-Benz GLS 450 gas mileage is 17 miles per gallon (14.0 liters per 100 km).

Highway Mileage

On the highway, the 2018 Mercedes-Benz GLS 450 gas mileage is 22 miles per gallon (11.0 liters per 100 km).

Combined - City - Highway Table Data

2018 Mercedes-Benz GLS 450 Gas Mileage
EngineCity Mileage (Imp.)Highway Mileage (Imp.)Combined Mileage (Imp.)City Mileage (Metric)Highway Mileage (Metric)Combined Mileage (Metric)Drivetrain / TransmissionHP / Torque
3.0L V617 mpg22 mpg19.5 mpg14.0 L/100 km11.0 L/100 km12.5 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs

Side-By-Side Comparisons

Mercedes-Benz GLS 450 Gas Mileage By Year

2017 Mercedes-Benz GLS 450 Gas Mileage

Combined Mileage

The 2017 Mercedes-Benz GLS 450 gas mileage is 20.5 miles per gallon (11.5 liters per 100 km) combined.

City Mileage

In the city, the 2017 Mercedes-Benz GLS 450 gas mileage is 19 miles per gallon (12.0 liters per 100 km).

Highway Mileage

On the highway, the 2017 Mercedes-Benz GLS 450 gas mileage is 22 miles per gallon (11.0 liters per 100 km).

Combined - City - Highway Table Data

2017 Mercedes-Benz GLS 450 Gas Mileage
EngineCity Mileage (Imp.)Highway Mileage (Imp.)Combined Mileage (Imp.)City Mileage (Metric)Highway Mileage (Metric)Combined Mileage (Metric)Drivetrain / TransmissionHP / Torque
3.0L V619 mpg22 mpg20.5 mpg12.0 L/100 km11.0 L/100 km11.5 L/100 kmAWD / 9 Spd Auto w/OD362 HP / 369 ft/lbs

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