Mercedes-Benz GL-Class MPG & Fuel Economy

The 2016 Mercedes-Benz GL-Class gets up to 19 MPG combined (17 city / 21 highway) in EPA testing.

Latest model year (2016):

The Mercedes-Benz GL-Class gets up to 19 MPG combined (17 city / 21 highway) in the Auto 7-spd, 6 cyl, 3.0 L trim.

Verifiedfueleconomy.gov · Verified August 11, 2026

Mercedes-Benz GL-Class MPG — All Years

YearTrimEngineFuelCity (MPG)Hwy (MPG)Combined (MPG)
2016Auto 7-spd, 6 cyl, 3.0 L6 3.0LPremium Gasoline172119
2016Auto 7-spd, 8 cyl, 4.7 L8 4.7LPremium Gasoline131815
2016Auto 7-spd, 8 cyl, 5.5 L8 5.5LPremium Gasoline131714
2015Auto 7-spd, 6 cyl, 3.0 L6 3.0LPremium Gasoline172119
2015Auto 7-spd, 8 cyl, 4.7 L8 4.7LPremium Gasoline131815
2015Auto 7-spd, 8 cyl, 5.5 L8 5.5LPremium Gasoline131714

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Mercedes-Benz GL-Class MPG FAQ

What is the MPG of the Mercedes-Benz GL-Class?

The Mercedes-Benz GL-Class gets up to 19 MPG combined (17 city / 21 highway) in the 2016 model year. Fuel economy varies by engine and trim — see the full table above for details.

Which Mercedes-Benz GL-Class trim has the best fuel economy?

The Auto 7-spd, 6 cyl, 3.0 L trim offers the best combined fuel economy at 19 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.

Browse other makes