Based on data from 217 vehicles, 20,478 fuel-ups and 4,841,843 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 (166) V6 GAS (7) Any Body Style Convertible (1) Sport Utility (1) Extended Cab Pickup (2) Crew Cab Pickup (52) Cab & Chassis - Crew Cab (1) Any Submodel Launch Edition (6) Mojave (8) Base (15) Sport (18) Overland (26) Sport S (42) Rubicon (102)

Below you can see a distribution of the fuel-ups with 509 outliers (2.43%) removed.

Following shows the average MPG of each of the 217 vehicles in the system.

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• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added May 2019 • 80 Fuel-ups

  Property of royalkay

• 17.2 Avg MPG

• Gladiator

  2020 Jeep Gladiator V6 GAS Automatic 8 Speed Cab & Chassis - Crew Cab
  Added Sep 2019 • 209 Fuel-ups

  Property of jpfreak

• 16.2 Avg MPG

• O|||||||O Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2022 • 71 Fuel-ups

  Property of nic_kline

• 15.5 Avg MPG

• Ghost

  2020 Jeep Gladiator Launch Edition 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2019 • 132 Fuel-ups

  Property of ih800a

• 16.4 Avg MPG

• GI-Mack

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2020 • 106 Fuel-ups

  Property of Toolbiker

• 21.3 Avg MPG

• Gladiator Sport S

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2019 • 274 Fuel-ups

  Property of Polekat

• 17.0 Avg MPG

• campNcrawlR - 5.7 Hemi

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2020 • 390 Fuel-ups

  Property of ShowMeOKC

• 11.7 Avg MPG

• Jeep Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added May 2023 • 99 Fuel-ups

  Property of GHOSTHNTR

• 16.0 Avg MPG

• Ruby

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2024 • 49 Fuel-ups

  Property of Fflcfreak

• 13.9 Avg MPG

• Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Apr 2021 • 44 Fuel-ups

  Property of cj_king

• 14.0 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2024 • 4 Fuel-ups

  Property of noodlydoo

• 19.3 Avg MPG

• Sterling

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2024 • 24 Fuel-ups

  Property of Jeepfreak12

• 18.8 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added May 2024 • 3 Fuel-ups

  Property of BradtheDestroyer

• 17.5 Avg MPG

• Rubicon

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Feb 2023 • 115 Fuel-ups

  Property of bevilsizor

• 15.7 Avg MPG

• Gladin8r

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Feb 2020 • 153 Fuel-ups

  Property of alphuris

• 14.7 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2021 • 234 Fuel-ups

  Property of cerviarborist

• 15.4 Avg MPG

• Maximus

  2020 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 195 Fuel-ups

  Property of pcoward

• 17.2 Avg MPG

• My Gladiator

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

  Property of tywyv9

• 16.5 Avg MPG

• My Gladiator

  2020 Jeep Gladiator Sport S
  Added Dec 2019 • 226 Fuel-ups

  Property of dwayneturner70

• 20.9 Avg MPG

• Gladiator

  2020 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2023 • 22 Fuel-ups

  Property of bthreet2724

• 15.8 Avg MPG

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