Based on data from 310 vehicles, 31,446 fuel-ups and 9,674,162 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 283 outliers (0.89%) removed.

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

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• Power Wagon

  2018 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 6 Speed
  Added Oct 2023 • 58 Fuel-ups

  Property of blackbeauty89

• 10.3 Avg MPG

• Ram 2500

  2018 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 254 Fuel-ups

  Property of ArcherBen

• 12.1 Avg MPG

• McRamFace

  2018 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Feb 2019 • 194 Fuel-ups

  Property of McRamFace

• 17.3 Avg MPG

• My 2500

  2018 Ram 2500 Laramie 6.4L V8 GAS Automatic 6 Speed
  Added Aug 2024 • 14 Fuel-ups

  Property of natewill

• 14.5 Avg MPG

• RAM 2500

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2021 • 138 Fuel-ups

  Property of Bengland25

• 14.0 Avg MPG

• 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 Deleted

  2018 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2020 • 422 Fuel-ups

  Property of nolantex

• 17.1 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 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2024 • 109 Fuel-ups

  Property of GraniteDiesel

• 16.4 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

• My 2500

  2018 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2019 • 431 Fuel-ups

  Property of Bullshooter23

• 14.7 Avg MPG

• 2018 Ram 2500

  2018 Ram 2500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2019 • 250 Fuel-ups

  Property of LubeITMan

• 16.6 Avg MPG

• 2018 RAM Cummins

  2018 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2025 • 98 Fuel-ups

  Property of Nicholas81

• 15.2 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

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