2017 Mercedes-Benz GLS450 MPG

Based on data from 13 vehicles, 840 fuel-ups and 268,333 miles of driving, the 2017 Mercedes-Benz GLS450 gets a combined Avg MPG of 18.25 with a 0.20 MPG margin of error.

Below you can see a distribution of the fuel-ups with 52 outliers (5.83%) removed.

Following shows the average MPG of each of the 13 vehicles in the system.

• GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed Sport Utility
  Added May 2021 • 159 Fuel-ups

  Property of a2j

• 19.8 Avg MPG

• 2017 Mercedes GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added May 2023 • 22 Fuel-ups

  Property of edsm_sh

• 19.8 Avg MPG

• My GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Apr 2021 • 154 Fuel-ups

  Property of chel-cars

• 18.2 Avg MPG

• Benzy

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed Sport Utility
  Added Mar 2023 • 21 Fuel-ups

  Property of Thugzy

• 16.1 Avg MPG

• My GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Nov 2022 • 14 Fuel-ups

  Property of ohioshicks

• 15.0 Avg MPG

• My GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added May 2018 • 32 Fuel-ups

  Property of gpetersen581

• 22.4 Avg MPG

• My GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Jun 2019 • 32 Fuel-ups

  Property of pandatoledo

• 17.0 Avg MPG

• 2017 GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Mar 2019 • 61 Fuel-ups

  Property of peanutgallery

• 17.7 Avg MPG

• My GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added May 2020 • 91 Fuel-ups

  Property of tpmelancon

• 19.7 Avg MPG

• GLS450

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Dec 2019 • 10 Fuel-ups

  Property of BijouBangle

• 18.0 Avg MPG

• Mercedes GSL450 (2017)

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed Sport Utility
  Added Feb 2022 • 160 Fuel-ups

  Property of rjscoates

• 17.4 Avg MPG

• Gail's 2017 mercedes benz

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Mar 2017 • 92 Fuel-ups

  Property of gpetersen581

• 19.5 Avg MPG

• Mercedes Benz

  2017 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
  Added Mar 2017 • 120 Fuel-ups

  Property of gpetersen581

• 20.1 Avg MPG