Based on data from 200 vehicles, 13,834 fuel-ups and 3,530,410 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 560 outliers (3.89%) removed.

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

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• My Gladiator

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

  Property of escheitz

• 22.6 Avg MPG

• Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 26 Fuel-ups

  Property of lowjo

• 17.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2021 • 143 Fuel-ups

  Property of BDHSC

• 25.8 Avg MPG

• Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2023 • 66 Fuel-ups

  Property of Arosacope

• 14.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Willys Sport 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 86 Fuel-ups

  Property of terob22

• 17.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2021 • 257 Fuel-ups

  Property of mando21

• 15.9 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2021 • 49 Fuel-ups

  Property of evanslmtd

• 16.7 Avg MPG

• Odie the Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 92 Fuel-ups

  Property of Nar165

• 18.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator 80th Anniversary 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 6 Fuel-ups

  Property of Auchenrv01

• 19.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 142 Fuel-ups

  Property of markr6754

• 18.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2022 • 99 Fuel-ups

  Property of jcarra00

• 18.5 Avg MPG

• My Black Gladiator Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 176 Fuel-ups

  Property of jaeseung100

• 17.6 Avg MPG

• GG JTRD

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 85 Fuel-ups

  Property of Jocww

• 23.3 Avg MPG

• Jeep

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2023 • 33 Fuel-ups

  Property of fuelly75

• 17.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2021 • 96 Fuel-ups

  Property of Dadiator21

• 14.7 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 307 Fuel-ups

  Property of kszys

• 23.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added May 2021 • 115 Fuel-ups

  Property of thoort

• 17.3 Avg MPG

• Big Basilone

  2021 Jeep Gladiator High Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2023 • 62 Fuel-ups

  Property of MNMoose

• 17.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2021 • 229 Fuel-ups

  Property of OldestCrow

• 13.6 Avg MPG

• 2021 Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Oct 2021 • 85 Fuel-ups

  Property of misslman

• 18.0 Avg MPG

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