Based on data from 263 vehicles, 20,086 fuel-ups and 6,688,753 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 (35) 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 (23) Laredo (31) Overland (39) Trailhawk (58) Limited (65)

Below you can see a distribution of the fuel-ups with 993 outliers (4.71%) removed.

Following shows the average MPG of each of the 263 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 • 250 Fuel-ups

  Property of Memulder

• 16.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2021 • 117 Fuel-ups

  Property of jeremykalina

• 17.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Apr 2021 • 176 Fuel-ups

  Property of Shelby_21

• 21.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2018 • 227 Fuel-ups

  Property of horrorwon

• 21.0 Avg MPG

• KillMonger

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed
  Added Apr 2018 • 560 Fuel-ups

  Property of teashay

• 17.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Nov 2017 • 518 Fuel-ups

  Property of wookiefur

• 19.5 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2019 • 265 Fuel-ups

  Property of machvz

• 20.6 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 260 Fuel-ups

  Property of gmgrant

• 21.4 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jul 2024 • 26 Fuel-ups

  Property of pod184

• 17.0 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed
  Added Mar 2023 • 49 Fuel-ups

  Property of Leanne903

• 18.5 Avg MPG

• Pearl

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2021 • 182 Fuel-ups

  Property of vjtumes24

• 18.7 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed
  Added Nov 2024 • 7 Fuel-ups

  Property of sskamen

• 12.8 Avg MPG

• 2018 Limited

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2019 • 208 Fuel-ups

  Property of ssydnes

• 21.1 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2023 • 63 Fuel-ups

  Property of MReinke13

• 23.2 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Feb 2018 • 267 Fuel-ups

  Property of pilotender

• 17.4 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2018 • 183 Fuel-ups

  Property of spaver

• 21.2 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2018 • 315 Fuel-ups

  Property of lonecrab

• 18.7 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Altitude
  Added Apr 2020 • 262 Fuel-ups

  Property of amandy93

• 19.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jul 2021 • 60 Fuel-ups

  Property of RSPorter1952

• 21.3 Avg MPG

• Oliviah

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2019 • 153 Fuel-ups

  Property of peanut1120

• 18.6 Avg MPG

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