Based on data from 200 vehicles, 13,908 fuel-ups and 3,549,053 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 559 outliers (3.86%) removed.

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

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• Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Crew Cab Pickup
  Added Jul 2021 • 176 Fuel-ups

  Property of tah1169

• 19.0 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jul 2021 • 65 Fuel-ups

  Property of brianlueken

• 21.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 213 Fuel-ups

  Property of jackwagon40

• 18.5 Avg MPG

• JEEP

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2021 • 85 Fuel-ups

  Property of bakgatdoc

• 15.2 Avg MPG

• 488

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 18 Fuel-ups

  Property of bryanque89

• 14.3 Avg MPG

• GG JTRD

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 86 Fuel-ups

  Property of Jocww

• 23.3 Avg MPG

• Odie the Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 94 Fuel-ups

  Property of Nar165

• 18.1 Avg MPG

• Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2023 • 67 Fuel-ups

  Property of Arosacope

• 14.1 Avg MPG

• Gladis

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Oct 2021 • 45 Fuel-ups

  Property of ksconjunction

• 16.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Oct 2022 • 185 Fuel-ups

  Property of gladiatot

• 16.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2021 • 146 Fuel-ups

  Property of KCDC85

• 14.6 Avg MPG

• Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 27 Fuel-ups

  Property of lowjo

• 17.2 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2021 • 69 Fuel-ups

  Property of steveorama

• 17.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2023 • 64 Fuel-ups

  Property of jav_eee

• 14.9 Avg MPG

• Mojo

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

  Property of advRalphie

• 15.8 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2021 • 175 Fuel-ups

  Property of TX-TRL

• 16.6 Avg MPG

• Jeep

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 122 Fuel-ups

  Property of monsieur_cox

• 17.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2021 • 258 Fuel-ups

  Property of mando21

• 15.9 Avg MPG

• My Gladiator

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

  Property of 97TJGUZZY

• 21.2 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 310 Fuel-ups

  Property of kszys

• 23.4 Avg MPG

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