Based on data from 200 vehicles, 13,829 fuel-ups and 3,529,333 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.17 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (51) 3.6L V6 GAS (145) Any Body Style Crew Cab Pickup (70) Any Submodel Altitude (1) 80th Anniversary (2) High Altitude (3) Willys Sport (3) Sport (9) Overland (16) Willys (20) Sport S (32) Mojave (45) Rubicon (69)

Below you can see a distribution of the fuel-ups with 558 outliers (3.88%) removed.

Following shows the average MPG of each of the 200 vehicles in the system.

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• 2021 Gladiator Rubicon

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2021 • 79 Fuel-ups

  Property of emadore

• 16.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Manual 6 Speed
  Added Mar 2023 • 22 Fuel-ups

  Property of Mountainfisherman

• 20.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2021 • 92 Fuel-ups

  Property of jtmramdiesel

• 18.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2021 • 164 Fuel-ups

  Property of TravDud63

• 17.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added Jul 2021 • 67 Fuel-ups

  Property of KW23

• 22.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2021 • 86 Fuel-ups

  Property of dozier1978

• 18.0 Avg MPG

• Hydro Blues

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2022 • 53 Fuel-ups

  Property of ImpBlueRS

• 22.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2021 • 155 Fuel-ups

  Property of mikehelms

• 23.2 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Manual 6 Speed Crew Cab Pickup
  Added Jun 2021 • 111 Fuel-ups

  Property of obikenobi27

• 16.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Manual 6 Speed
  Added Jun 2022 • 60 Fuel-ups

  Property of Gblackwell

• 18.4 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2023 • 3 Fuel-ups

  Property of swk426

• 18.0 Avg MPG

• GLADIATOR

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Oct 2021 • 112 Fuel-ups

  Property of matthew1633

• 18.1 Avg MPG

• Willy

  2021 Jeep Gladiator Willys 3.6L V6 GAS Manual 6 Speed
  Added Sep 2022 • 35 Fuel-ups

  Property of Bandit413

• 17.5 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Feb 2022 • 11 Fuel-ups

  Property of Duramaxxed

• 14.1 Avg MPG

• Freedom

  2021 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Oct 2021 • 84 Fuel-ups

  Property of 21Freedom

• 18.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 99 Fuel-ups

  Property of connetr

• 17.1 Avg MPG

• 2021 Gladiator

  2021 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 108 Fuel-ups

  Property of cb4017

• 17.8 Avg MPG

• Herculz

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2022 • 27 Fuel-ups

  Property of Harrynz

• 12.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 30 Fuel-ups

  Property of mjp1323

• 15.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2021 • 123 Fuel-ups

  Property of jsalbre

• 13.6 Avg MPG

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