Based on data from 218 vehicles, 21,265 fuel-ups and 5,028,764 miles of driving, the 2020 Jeep Gladiator gets a combined Avg MPG of 15.91 with a 0.05 MPG margin of error.

Any Engine Type 3.6L V6 GAS (168) V6 GAS (7) Any Body Style Convertible (1) Sport Utility (1) Extended Cab Pickup (2) Crew Cab Pickup (51) Cab & Chassis - Crew Cab (1) Any Submodel Launch Edition (6) Mojave (8) Base (14) Sport (18) Overland (28) Sport S (42) Rubicon (102)

Below you can see a distribution of the fuel-ups with 517 outliers (2.37%) removed.

Following shows the average MPG of each of the 218 vehicles in the system.

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• My Gladiator

  2020 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2024 • 7 Fuel-ups

  Property of Thatguytommy

• 13.4 Avg MPG

• Groot

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 124 Fuel-ups

  Property of Jessefuelly

• 14.7 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 267 Fuel-ups

  Property of erick

• 16.5 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 213 Fuel-ups

  Property of DanielBurkhead

• 16.8 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 67 Fuel-ups

  Property of Scritch

• 19.5 Avg MPG

• 20 JTR

  2020 Jeep Gladiator Launch Edition 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2023 • 91 Fuel-ups

  Property of esamonte

• 15.2 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2023 • 55 Fuel-ups

  Property of swoosh124

• 18.5 Avg MPG

• Rubi

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2020 • 128 Fuel-ups

  Property of SirRangeALot

• 15.6 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2024 • 22 Fuel-ups

  Property of C17BudMan

• 16.5 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2022 • 58 Fuel-ups

  Property of ema2999

• 12.9 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2023 • 63 Fuel-ups

  Property of OSUBauer

• 16.0 Avg MPG

• 2020 Gladiator Rubicon LE on 35's

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 112 Fuel-ups

  Property of dakine63

• 18.2 Avg MPG

• Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic Dual Clutch 8 Speed Crew Cab Pickup
  Added Sep 2020 • 175 Fuel-ups

  Property of Hunter0528

• 18.7 Avg MPG

• ‘20 Gladiator JT

  2020 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added May 2024 • 18 Fuel-ups

  Property of joegeib

• 17.0 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2019 • 313 Fuel-ups

  Property of LyonShocke

• 14.5 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2021 • 113 Fuel-ups

  Property of juicewayne

• 21.8 Avg MPG

• Jeep

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2022 • 129 Fuel-ups

  Property of pumpkinhead

• 16.9 Avg MPG

• E-V-E

  2020 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2024 • 25 Fuel-ups

  Property of freakinElrod

• 17.9 Avg MPG

• Scrambler

  2020 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2020 • 149 Fuel-ups

  Property of wedge06

• 18.0 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added May 2020 • 134 Fuel-ups

  Property of Tux1

• 15.0 Avg MPG

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