Mercedes-Benz
GLS550 4matic

U.S. fuel economy and specifications from the EPA.

Mercedes-Benz GLS full-size SUV as sold in the 2020s
16Best combined MPG2017 model year
2017–2019Model years3 with EPA ratings
3Rated configurationsDrive, transmission and engine
4.7 LEngine sizeDisplacement

Best combined MPG by model year

The highest EPA rating among each year's configurations.

2017 16 MPG
2018 16 MPG
2019 16 MPG

1 configuration.

4-Wheel Drive · Automatic 9-spd

Premium gasoline · Standard Sport Utility Vehicle 4WD

Combined MPG
16
Engine displacement
4.7 L
Cylinders
8
EPA listing for this configuration: 2019, 4-Wheel Drive, Automatic 9-spd, 4.7 L, Premium

More California data