Based on data from 262 vehicles, 19,903 fuel-ups and 6,627,779 miles of driving, the 2018 Jeep Grand Cherokee gets a combined Avg MPG of 18.70 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (44) 3.6L V6 FLEX (150) 5.7L V8 GAS (34) 6.2L V8 GAS (11) 6.4L V8 GAS (7) V6 GAS (2) Any Body Style Sport Utility (96) Any Submodel Limited Lujo (1) SRT (7) Altitude (8) Trackhawk (13) Summit (18) High Altitude (22) Laredo (31) Overland (39) Trailhawk (58) Limited (65)

Below you can see a distribution of the fuel-ups with 979 outliers (4.69%) removed.

Following shows the average MPG of each of the 262 vehicles in the system.

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• Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2019 • 44 Fuel-ups

  Property of bfeley

• 15.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2018 • 184 Fuel-ups

  Property of greg8407

• 22.5 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 209 Fuel-ups

  Property of Bill8392

• 20.0 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Dec 2019 • 127 Fuel-ups

  Property of DXer

• 16.9 Avg MPG

• Sangria - Trail Rated with Offroad Adventure II Package

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jan 2021 • 109 Fuel-ups

  Property of coxpaul

• 23.2 Avg MPG

• 2018 Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 206 Fuel-ups

  Property of phillips_jim

• 20.4 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2018 • 152 Fuel-ups

  Property of tsanchez99

• 17.0 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed
  Added May 2020 • 240 Fuel-ups

  Property of fdean

• 18.7 Avg MPG

• Elk - Trackhawk

  2018 Jeep Grand Cherokee Trackhawk 6.2L V8 GAS Automatic 8 Speed Sport Utility
  Added Apr 2023 • 24 Fuel-ups

  Property of CAHayes1109

• 12.4 Avg MPG

• JeepEcoDiesel

  2018 Jeep Grand Cherokee Overland 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Oct 2018 • 45 Fuel-ups

  Property of fj_bc

• 23.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2018 • 234 Fuel-ups

  Property of arem4ou

• 17.1 Avg MPG

• 2018 Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Jan 2023 • 62 Fuel-ups

  Property of jhp923

• 18.3 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added May 2022 • 4 Fuel-ups

  Property of jnadler66

• 32.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed
  Added Aug 2022 • 38 Fuel-ups

  Property of dkkiesz

• 17.6 Avg MPG

• Jessica

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2022 • 46 Fuel-ups

  Property of Jessp

• 25.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Dec 2023 • 12 Fuel-ups

  Property of tbev16

• 20.7 Avg MPG

• Grand Cherokee Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Jan 2022 • 89 Fuel-ups

  Property of nzoliver

• 21.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2021 • 359 Fuel-ups

  Property of 1siena

• 20.2 Avg MPG

• Grey Flake

  2018 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2023 • 7 Fuel-ups

  Property of WaFp

• 24.9 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2018 • 179 Fuel-ups

  Property of jjputz13

• 19.6 Avg MPG

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