Based on data from 213 vehicles, 16,657 fuel-ups and 4,261,006 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 (155) Any Body Style 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 (75)

Below you can see a distribution of the fuel-ups with 682 outliers (3.93%) removed.

Following shows the average MPG of each of the 213 vehicles in the system.

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• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2024 • 21 Fuel-ups

  Property of markwpriz

• 19.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 138 Fuel-ups

  Property of Keith50

• 18.1 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2021 • 71 Fuel-ups

  Property of NoahI

• 16.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator 80th Anniversary 3.6L V6 GAS Automatic 8 Speed
  Added Feb 2024 • 24 Fuel-ups

  Property of Auchenrv01

• 17.0 Avg MPG

• Stitch

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2023 • 77 Fuel-ups

  Property of wildtaz21

• 19.1 Avg MPG

• Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed
  Added Dec 2021 • 122 Fuel-ups

  Property of slamdry

• 17.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2022 • 167 Fuel-ups

  Property of gatorturbo

• 18.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2024 • 14 Fuel-ups

  Property of crashhero

• 22.2 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2020 • 167 Fuel-ups

  Property of eyekode

• 16.3 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2021 • 172 Fuel-ups

  Property of markr6754

• 18.6 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2021 • 181 Fuel-ups

  Property of KCDC85

• 14.7 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Willys
  Added Dec 2020 • 262 Fuel-ups

  Property of DakotaDax

• 18.6 Avg MPG

• Jeep

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2023 • 199 Fuel-ups

  Property of monsieur_cox

• 17.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2021 • 336 Fuel-ups

  Property of Andersonic

• 20.3 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Altitude 3.6L V6 GAS Automatic 8 Speed
  Added Sep 2022 • 184 Fuel-ups

  Property of JeepFuel21

• 13.9 Avg MPG

• JEEP

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2023 • 65 Fuel-ups

  Property of fuelly75

• 19.0 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2021 • 283 Fuel-ups

  Property of OldestCrow

• 13.5 Avg MPG

• Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 75 Fuel-ups

  Property of lowjo

• 15.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport S 3.6L V6 GAS Automatic 8 Speed
  Added Jun 2021 • 318 Fuel-ups

  Property of mando21

• 15.9 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2023 • 106 Fuel-ups

  Property of jav_eee

• 15.0 Avg MPG

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