Based on data from 212 vehicles, 16,486 fuel-ups and 4,218,282 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.13 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (54) 3.6L V6 GAS (154) Any Body Style Crew Cab Pickup (71) Any Submodel Altitude (1) Texas Trail (1) 80th Anniversary (2) High Altitude (3) Willys Sport (3) Sport (9) Overland (17) Willys (20) Sport S (33) Mojave (48) Rubicon (75)

Below you can see a distribution of the fuel-ups with 678 outliers (3.95%) removed.

Following shows the average MPG of each of the 212 vehicles in the system.

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• Jeep

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 195 Fuel-ups

  Property of monsieur_cox

• 17.3 Avg MPG

• Rubi Red

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2023 • 144 Fuel-ups

  Property of Tortuga41

• 23.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2022 • 182 Fuel-ups

  Property of JeepFuel21

• 13.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2024 • 10 Fuel-ups

  Property of 2012JKrubicon

• 14.3 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2024 • 16 Fuel-ups

  Property of markwpriz

• 19.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Willys Sport 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2021 • 204 Fuel-ups

  Property of alekslewis

• 15.9 Avg MPG

• JEEP

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2023 • 63 Fuel-ups

  Property of fuelly75

• 19.0 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Willys Sport 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 108 Fuel-ups

  Property of terob22

• 17.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added May 2024 • 39 Fuel-ups

  Property of macleoddickey

• 20.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2020 • 159 Fuel-ups

  Property of CrucialTK

• 19.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2021 • 279 Fuel-ups

  Property of OldestCrow

• 13.5 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Crew Cab Pickup
  Added Jul 2021 • 206 Fuel-ups

  Property of tah1169

• 18.8 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2021 • 70 Fuel-ups

  Property of NoahI

• 16.1 Avg MPG

• My Black Gladiator Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 208 Fuel-ups

  Property of jaeseung100

• 18.2 Avg MPG

• Mojo Jave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2021 • 118 Fuel-ups

  Property of cbarnash1

• 15.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2024 • 11 Fuel-ups

  Property of crashhero

• 22.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Oct 2022 • 248 Fuel-ups

  Property of gladiatot

• 16.2 Avg MPG

• Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 72 Fuel-ups

  Property of lowjo

• 15.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave
  Added Nov 2020 • 263 Fuel-ups

  Property of prostatus

• 15.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2022 • 131 Fuel-ups

  Property of jcarra00

• 18.6 Avg MPG

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