Based on data from 253 vehicles, 19,009 fuel-ups and 6,334,058 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 (42) 3.6L V6 FLEX (146) 5.7L V8 GAS (33) 6.2L V8 GAS (10) 6.4L V8 GAS (7) V6 GAS (1) Any Body Style Sport Utility (92) Any Submodel Limited Lujo (1) SRT (7) Altitude (8) Trackhawk (12) Summit (18) High Altitude (22) Laredo (29) Overland (40) Trailhawk (56) Limited (60)

Below you can see a distribution of the fuel-ups with 929 outliers (4.66%) removed.

Following shows the average MPG of each of the 253 vehicles in the system.

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• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 224 Fuel-ups

  Property of Memulder

• 16.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2018 • 231 Fuel-ups

  Property of arem4ou

• 17.1 Avg MPG

• Trackhawk

  2018 Jeep Grand Cherokee Trackhawk 6.2L V8 GAS Automatic 8 Speed Sport Utility
  Added Aug 2019 • 132 Fuel-ups

  Property of lstman855

• 12.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2023 • 17 Fuel-ups

  Property of JonGraif

• 22.4 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2022 • 107 Fuel-ups

  Property of markmerritt

• 21.4 Avg MPG

• Jessica

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2022 • 45 Fuel-ups

  Property of Jessp

• 25.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed
  Added Mar 2023 • 30 Fuel-ups

  Property of Leanne903

• 17.5 Avg MPG

• Brandy’s Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2018 • 237 Fuel-ups

  Property of banditladybug

• 26.6 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 224 Fuel-ups

  Property of gmgrant

• 21.3 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 222 Fuel-ups

  Property of nevetsd2

• 20.5 Avg MPG

• Oliviah

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2019 • 131 Fuel-ups

  Property of peanut1120

• 18.6 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

• Adam’s Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Nov 2017 • 207 Fuel-ups

  Property of atarwacki

• 16.4 Avg MPG

• Grand Cherokee Trailhawk - 4X4

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Dec 2017 • 297 Fuel-ups

  Property of QaiVMb9w3cuiEYpK4rUb

• 18.7 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2024 • 8 Fuel-ups

  Property of CountryW

• 19.9 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Jul 2018 • 123 Fuel-ups

  Property of Jdemeurers

• 15.9 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2024 • 10 Fuel-ups

  Property of Mtbikemarc

• 19.6 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Dec 2019 • 123 Fuel-ups

  Property of DXer

• 16.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Dec 2020 • 151 Fuel-ups

  Property of mbarney5

• 21.0 Avg MPG

• Jeep GCHA

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Sep 2020 • 121 Fuel-ups

  Property of slopo

• 21.6 Avg MPG

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