Based on data from 203 vehicles, 14,821 fuel-ups and 3,789,916 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.15 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (51) 3.6L V6 GAS (148) 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 (19) Sport S (33) Mojave (45) Rubicon (72)

Below you can see a distribution of the fuel-ups with 614 outliers (3.98%) removed.

Following shows the average MPG of each of the 203 vehicles in the system.

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• My Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added Feb 2021 • 53 Fuel-ups

  Property of MrBryanThomsen

• 13.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave
  Added Nov 2020 • 232 Fuel-ups

  Property of prostatus

• 15.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2020 • 133 Fuel-ups

  Property of CrucialTK

• 19.9 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Nov 2021 • 221 Fuel-ups

  Property of jackwagon40

• 18.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 85 Fuel-ups

  Property of 97TJGUZZY

• 21.8 Avg MPG

• Gladys

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Oct 2022 • 44 Fuel-ups

  Property of stpinetree

• 13.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2021 • 179 Fuel-ups

  Property of NYC-4X4

• 16.5 Avg MPG

• My Gladiator

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

  Property of muddernuker

• 15.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Manual 6 Speed
  Added Nov 2021 • 110 Fuel-ups

  Property of KingWrangler

• 18.3 Avg MPG

• JeepTrooper

  2021 Jeep Gladiator Willys 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2021 • 171 Fuel-ups

  Property of SDxplor

• 18.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2022 • 111 Fuel-ups

  Property of jcarra00

• 18.4 Avg MPG

• Rubi Red

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2023 • 98 Fuel-ups

  Property of Tortuga41

• 22.8 Avg MPG

• Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2023 • 79 Fuel-ups

  Property of Arosacope

• 14.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2021 • 119 Fuel-ups

  Property of wrangler17

• 17.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2022 • 139 Fuel-ups

  Property of ericloj

• 17.1 Avg MPG

• 2021 Jeep Gladiator Rubicon

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Oct 2021 • 171 Fuel-ups

  Property of bartelbjones

• 15.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2021 • 295 Fuel-ups

  Property of Andersonic

• 20.3 Avg MPG

• Odie the Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 107 Fuel-ups

  Property of Nar165

• 18.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Willys
  Added Dec 2020 • 232 Fuel-ups

  Property of DakotaDax

• 18.6 Avg MPG

• Jeep

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2023 • 47 Fuel-ups

  Property of fuelly75

• 18.4 Avg MPG

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