Based on data from 211 vehicles, 16,142 fuel-ups and 4,130,343 miles of driving, the 2021 Jeep Gladiator gets a combined Avg MPG of 17.14 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (54) 3.6L V6 GAS (153) 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 (74)

Below you can see a distribution of the fuel-ups with 668 outliers (3.97%) removed.

Following shows the average MPG of each of the 211 vehicles in the system.

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• Zach’s Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2022 • 219 Fuel-ups

  Property of MisterPA

• 16.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Manual 6 Speed
  Added Apr 2022 • 14 Fuel-ups

  Property of Sassichic

• 18.2 Avg MPG

• Nacho Gladiator

  2021 Jeep Gladiator Willys 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added May 2021 • 92 Fuel-ups

  Property of BigPoppaPat9

• 18.6 Avg MPG

• Jane's Jeep

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic Dual Clutch 8 Speed Crew Cab Pickup
  Added Feb 2021 • 100 Fuel-ups

  Property of res319

• 23.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Mojave 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2022 • 79 Fuel-ups

  Property of bryanque89

• 14.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2023 • 15 Fuel-ups

  Property of bitsandgears

• 17.7 Avg MPG

• obie

  2021 Jeep Gladiator Overland 3.6L V6 GAS Manual 6 Speed Crew Cab Pickup
  Added Jan 2022 • 75 Fuel-ups

  Property of bsizemore

• 18.4 Avg MPG

• Russell Crowe

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Nov 2022 • 69 Fuel-ups

  Property of Justins09TDI

• 19.2 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Apr 2021 • 95 Fuel-ups

  Property of agentsmurf156

• 22.6 Avg MPG

• Jeep

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed Crew Cab Pickup
  Added Apr 2023 • 25 Fuel-ups

  Property of gamcgaha

• 21.5 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jan 2022 • 137 Fuel-ups

  Property of J5sense

• 17.3 Avg MPG

• 2021 Gladiator Rubicon

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

  Property of emadore

• 16.5 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Overland 3.6L V6 GAS Manual 6 Speed
  Added Mar 2023 • 22 Fuel-ups

  Property of Mountainfisherman

• 20.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2021 • 92 Fuel-ups

  Property of jtmramdiesel

• 18.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Sport 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2021 • 164 Fuel-ups

  Property of TravDud63

• 17.0 Avg MPG

• Gladiator

  2021 Jeep Gladiator Sport S 3.0L V6 DIESEL Automatic 8 Speed
  Added Jul 2021 • 67 Fuel-ups

  Property of KW23

• 22.8 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2021 • 86 Fuel-ups

  Property of dozier1978

• 18.0 Avg MPG

• Hydro Blues

  2021 Jeep Gladiator Overland 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Sep 2022 • 53 Fuel-ups

  Property of ImpBlueRS

• 22.1 Avg MPG

• My Gladiator

  2021 Jeep Gladiator Rubicon 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2021 • 155 Fuel-ups

  Property of mikehelms

• 23.2 Avg MPG

• Jeep Gladiator

  2021 Jeep Gladiator Rubicon 3.6L V6 GAS Manual 6 Speed Crew Cab Pickup
  Added Jun 2021 • 111 Fuel-ups

  Property of obikenobi27

• 16.4 Avg MPG

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