Based on data from 310 vehicles, 31,482 fuel-ups and 9,686,010 miles of driving, the 2018 Ram 2500 gets a combined Avg MPG of 14.52 with a 0.04 MPG margin of error.

Any Engine Type 5.7L V8 CNG (2) 5.7L V8 GAS (7) 6.4L V8 GAS (68) 6.7L L6 DIESEL (214) L6 DIESEL (3) Any Body Style Standard Cab Pickup (5) Extended Cab Pickup (1) Crew Cab Pickup (107) Extended Crew Cab Pickup (7) Cab & Chassis - Crew Cab (1) Any Submodel Limited Tungsten HD (1) Limited (2) ST (2) Outdoorsman (4) Base (5) Laramie Limited (5) Laramie Longhorn (9) Power Wagon (16) SLT (22) Big Horn (56) Tradesman (73) Laramie (112) Other (3)

Below you can see a distribution of the fuel-ups with 284 outliers (0.89%) removed.

Following shows the average MPG of each of the 310 vehicles in the system.

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• My 2500

  2018 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 6 Speed
  Added Mar 2025 • 28 Fuel-ups

  Property of RossTea

• 13.8 Avg MPG

• My 2500

  2018 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Dec 2018 • 161 Fuel-ups

  Property of Junior78

• 13.2 Avg MPG

• RAM 2500

  2018 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Nov 2018 • 258 Fuel-ups

  Property of FyrGuy176

• 16.8 Avg MPG

• My 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2019 • 216 Fuel-ups

  Property of calchart

• 15.2 Avg MPG

• My 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2025 • 13 Fuel-ups

  Property of Bigwhitebeast

• 16.0 Avg MPG

• My 2500

  2018 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Standard Cab Pickup
  Added May 2022 • 264 Fuel-ups

  Property of ecozzy0193

• 17.3 Avg MPG

• Ram 2500

  2018 Ram 2500 Tradesman 6.7L L6 DIESEL Manual 6 Speed Crew Cab Pickup
  Added Sep 2018 • 254 Fuel-ups

  Property of matt85

• 20.0 Avg MPG

• My 2500

  2018 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2024 • 26 Fuel-ups

  Property of Mattjalex

• 12.7 Avg MPG

• RAM 2500 Laramie

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2018 • 108 Fuel-ups

  Property of DirtRider

• 12.1 Avg MPG

• 2018 Dodge Ram

  2018 Ram 2500 Tradesman 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Jul 2020 • 251 Fuel-ups

  Property of rallcox

• 11.5 Avg MPG

• Ram 2500

  2018 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed Extended Crew Cab Pickup
  Added Jan 2018 • 349 Fuel-ups

  Property of timmcmanus

• 12.6 Avg MPG

• Ram 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2018 • 295 Fuel-ups

  Property of Rggadman

• 11.5 Avg MPG

• Ram 2500

  2018 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 246 Fuel-ups

  Property of firebu1

• 11.0 Avg MPG

• My 2500

  2018 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 280 Fuel-ups

  Property of ZBsTDI

• 12.1 Avg MPG

• Ram 2500

  2018 Ram 2500 Tradesman 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Jun 2024 • 26 Fuel-ups

  Property of JayFlight0602

• 7.5 Avg MPG

• Ram 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL
  Added Aug 2019 • 251 Fuel-ups

  Property of azguitarzan

• 13.8 Avg MPG

• RAM 2500

  2018 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2018 • 326 Fuel-ups

  Property of DanHayden

• 16.4 Avg MPG

• My 2500 odo reset

  2018 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 110 Fuel-ups

  Property of jertay13

• 16.1 Avg MPG

• My 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2019 • 107 Fuel-ups

  Property of nonickel

• 14.9 Avg MPG

• My 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2019 • 115 Fuel-ups

  Property of TForkes

• 13.8 Avg MPG

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