Based on data from 200 vehicles, 13,943 fuel-ups and 3,558,056 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.16 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 (3.86%) removed.

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

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• My Gladiator

  2021 Jeep Gladiator Willys Sport 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2021 • 182 Fuel-ups

  Property of alekslewis

• 16.0 Avg MPG

• Big Basilone

  2021 Jeep Gladiator High Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2023 • 64 Fuel-ups

  Property of MNMoose

• 17.7 Avg MPG

• Odie the Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 95 Fuel-ups

  Property of Nar165

• 18.1 Avg MPG

• JeepTrooper

  2021 Jeep Gladiator Willys 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 158 Fuel-ups

  Property of SDxplor

• 18.6 Avg MPG

• JEEP

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2021 • 86 Fuel-ups

  Property of bakgatdoc

• 15.2 Avg MPG

• 2022 JTRD

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 35 Fuel-ups

  Property of HereWeGo

• 17.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator 80th Anniversary 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 7 Fuel-ups

  Property of Auchenrv01

• 19.0 Avg MPG

• My Black Gladiator Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 178 Fuel-ups

  Property of jaeseung100

• 17.6 Avg MPG

• Jeep

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 123 Fuel-ups

  Property of monsieur_cox

• 17.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Dec 2022 • 63 Fuel-ups

  Property of wcbake

• 21.3 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2021 • 70 Fuel-ups

  Property of steveorama

• 17.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave
  Added Nov 2020 • 217 Fuel-ups

  Property of prostatus

• 15.9 Avg MPG

• Jeep

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2023 • 35 Fuel-ups

  Property of fuelly75

• 17.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added May 2021 • 116 Fuel-ups

  Property of thoort

• 17.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2022 • 120 Fuel-ups

  Property of ericloj

• 17.2 Avg MPG

• Mudkip

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 18 Fuel-ups

  Property of simonlv

• 19.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2021 • 97 Fuel-ups

  Property of Dadiator21

• 14.6 Avg MPG

• Stitch

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2023 • 44 Fuel-ups

  Property of wildtaz21

• 19.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Oct 2022 • 186 Fuel-ups

  Property of gladiatot

• 16.2 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 313 Fuel-ups

  Property of kszys

• 23.4 Avg MPG

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