Based on data from 214 vehicles, 16,939 fuel-ups and 4,324,238 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.10 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (54) 3.6L V6 GAS (156) Any Body Style Standard Cab Pickup (1) Crew Cab Pickup (71) Any Submodel Altitude (1) Texas Trail (1) 80th Anniversary (2) Willys Sport (3) High Altitude (4) Sport (9) Overland (17) Willys (20) Sport S (33) Mojave (48) Rubicon (76)

Below you can see a distribution of the fuel-ups with 689 outliers (3.91%) removed.

Following shows the average MPG of each of the 214 vehicles in the system.

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• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added May 2022 • 76 Fuel-ups

  Property of zbrums

• 16.3 Avg MPG

• Jeep truck

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Feb 2021 • 108 Fuel-ups

  Property of kbaum

• 19.8 Avg MPG

• Lime Time

  2021 Jeep Gladiator Willys 3.0L V6 DIESEL Automatic 8 Speed
  Added Apr 2022 • 13 Fuel-ups

  Property of FordMexicanParty

• 23.1 Avg MPG

• 2021 Jeep Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2021 • 24 Fuel-ups

  Property of michaelbrown

• 18.4 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2021 • 51 Fuel-ups

  Property of branpute

• 16.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator High Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2025 • 3 Fuel-ups

  Property of offroadFlo

• 22.7 Avg MPG

• Clark

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

  Property of Kengeroo

• 13.8 Avg MPG

• Jeep Gladiator Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2021 • 31 Fuel-ups

  Property of gtanner

• 17.8 Avg MPG

• 2021 Jeep Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 62 Fuel-ups

  Property of Hootbro

• 17.3 Avg MPG

• My mighty Mo

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2021 • 35 Fuel-ups

  Property of Clancyarn

• 15.9 Avg MPG

• Jeep Gladiator

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

  Property of jgiljam

• 15.3 Avg MPG

• Laz’s Gladiator Mojave

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2022 • 26 Fuel-ups

  Property of Lazo

• 15.3 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 40 Fuel-ups

  Property of Rinkster

• 22.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave
  Added Nov 2020 • 35 Fuel-ups

  Property of ReconJK

• 14.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added May 2021 • 32 Fuel-ups

  Property of rhfrancis

• 18.2 Avg MPG

• Jeep Truck

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Apr 2022 • 9 Fuel-ups

  Property of drjamey

• 18.4 Avg MPG

• 2021 Jeep Gladiator Rubicon

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Manual 6 Speed
  Added Aug 2021 • 44 Fuel-ups

  Property of iJohnNelson

• 14.0 Avg MPG

• My Gladiator

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

  Property of Wkyrider

• 16.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2021 • 23 Fuel-ups

  Property of 99S10

• 15.4 Avg MPG

• Beast

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Mar 2021 • 70 Fuel-ups

  Property of TDImymy

• 21.1 Avg MPG

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