Click here to see important news regarding the aCar App

2018 Mercedes-Benz GLS450 MPG

Based on data from 1 vehicles, 99 fuel-ups and 40,519 miles of driving, the 2018 Mercedes-Benz GLS450 gets a combined Avg MPG of 18.15 with a 0.39 MPG margin of error.

Below you can see a distribution of the fuel-ups with 4 outliers (3.88%) removed.

2018 Mercedes-Benz GLS450s For Sale Nearby

  • My GLS450

    2018 Mercedes-Benz GLS450 4Matic 3.0L V6 GAS Automatic 9 Speed
    Added Feb 2018 • 130 Fuel-ups

    Property of emeri3016

  • 19.2 Avg MPG

Recent Activity

from other Mercedes-Benz GLS450 vehicles (View All)


Spend as little time uphill as possible

Steeper uphill coming up, it may be in your best interest to... ...

by lice

Read more tips