Based on data from 187 vehicles, 10,036 fuel-ups and 2,572,956 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.17 with a 0.08 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (44) 3.6L V6 GAS (139) Any Body Style Crew Cab Pickup (61) Any Submodel Altitude (1) 80th Anniversary (1) High Altitude (2) Willys Sport (3) Sport (9) Overland (15) Willys (19) Sport S (30) Mojave (44) Rubicon (63)

Below you can see a distribution of the fuel-ups with 417 outliers (3.99%) removed.

Following shows the average MPG of each of the 187 vehicles in the system.

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• Big Basilone

  2021 Jeep Gladiator High Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2023 • 18 Fuel-ups

  Property of MNMoose

• 19.3 Avg MPG

• Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2022 • 59 Fuel-ups

  Property of kmcquown65

• 13.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added May 2022 • 43 Fuel-ups

  Property of Sleach01

• 18.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2021 • 83 Fuel-ups

  Property of zuki_dan

• 15.3 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added Feb 2021 • 25 Fuel-ups

  Property of MrBryanThomsen

• 14.1 Avg MPG

• Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Manual 6 Speed Crew Cab Pickup
  Added May 2021 • 56 Fuel-ups

  Property of LankyR

• 15.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2022 • 89 Fuel-ups

  Property of JeepFuel21

• 13.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 45 Fuel-ups

  Property of 97TJGUZZY

• 20.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2023 • 15 Fuel-ups

  Property of jav_eee

• 14.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Mar 2022 • 85 Fuel-ups

  Property of kobuta_1

• 18.3 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Oct 2022 • 67 Fuel-ups

  Property of gladiatot

• 16.5 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2020 • 106 Fuel-ups

  Property of eyekode

• 15.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2021 • 101 Fuel-ups

  Property of BDHSC

• 25.6 Avg MPG

• Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2023 • 22 Fuel-ups

  Property of Arosacope

• 14.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 142 Fuel-ups

  Property of jackwagon40

• 18.7 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2021 • 128 Fuel-ups

  Property of TX-TRL

• 16.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Apr 2021 • 75 Fuel-ups

  Property of agentsmurf156

• 22.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2021 • 100 Fuel-ups

  Property of KCDC85

• 14.7 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 198 Fuel-ups

  Property of kszys

• 23.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 89 Fuel-ups

  Property of Adrian_CCG

• 18.7 Avg MPG

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