Based on data from 266 vehicles, 20,778 fuel-ups and 6,906,189 miles of driving, the 2018 Jeep Grand Cherokee gets a combined Avg MPG of 18.69 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (44) 3.6L V6 FLEX (153) 5.7L V8 GAS (35) 6.2L V8 GAS (11) 6.4L V8 GAS (7) V6 GAS (2) Any Body Style Sport Utility (97) Any Submodel Limited Lujo (1) SRT (7) Altitude (8) Trackhawk (13) Summit (18) High Altitude (23) Laredo (31) Overland (42) Trailhawk (58) Limited (65)

Below you can see a distribution of the fuel-ups with 1017 outliers (4.67%) removed.

Following shows the average MPG of each of the 266 vehicles in the system.

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• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed
  Added Jul 2024 • 7 Fuel-ups

  Property of cwurster

• 21.1 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

• 2018 Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Jan 2023 • 64 Fuel-ups

  Property of jhp923

• 18.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2024 • 34 Fuel-ups

  Property of jen21580

• 20.1 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2018 • 235 Fuel-ups

  Property of lawdawg08

• 18.8 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Limited Automatic 8 Speed Sport Utility
  Added Mar 2021 • 285 Fuel-ups

  Property of jnowickk

• 19.3 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Aug 2023 • 58 Fuel-ups

  Property of savybrown

• 21.1 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed
  Added Jul 2024 • 40 Fuel-ups

  Property of popskl

• 14.4 Avg MPG

• TrackHawk

  2018 Jeep Grand Cherokee Trackhawk 6.2L V8 GAS Automatic 8 Speed
  Added Jul 2024 • 29 Fuel-ups

  Property of tdarden

• 14.0 Avg MPG

• 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

• 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

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2018 • 237 Fuel-ups

  Property of arem4ou

• 17.1 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

• 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

• 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

• 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

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