Based on data from 129 vehicles, 11,225 fuel-ups and 3,396,576 miles of driving, the 2018 Ram 3500 gets a combined Avg MPG of 12.94 with a 0.08 MPG margin of error.

Any Engine Type 5.7L V8 GAS (1) 6.4L V8 GAS (6) 6.7L L6 DIESEL (107) L6 DIESEL (3) V6 GAS (2) V8 GAS (1) Any Body Style Crew Cab Pickup (33) Extended Cargo Van (2) Extended Crew Cab Pickup (5) Cab & Chassis - Crew Cab (2) Any Submodel Promaster (2) ST (3) Laramie Longhorn (4) Laramie Limited (5) Base (6) Limited (6) SLT (6) Big Horn (13) Tradesman (25) Laramie (58) Other (1)

Below you can see a distribution of the fuel-ups with 173 outliers (1.52%) removed.

Following shows the average MPG of each of the 129 vehicles in the system.

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• Mega ram

  2018 Ram 3500 Laramie L6 DIESEL
  Added Jan 2018 • 432 Fuel-ups

  Property of Mv3111

• 16.2 Avg MPG

• RAM 3500

  2018 Ram 3500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2018 • 207 Fuel-ups

  Property of Tchil

• 10.0 Avg MPG

• Ram Jam

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2024 • 7 Fuel-ups

  Property of redclifford

• 15.4 Avg MPG

• 2018 Ram 3500

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2024 • 42 Fuel-ups

  Property of yhosaka

• 13.5 Avg MPG

• Dodge 2018

  2018 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2023 • 174 Fuel-ups

  Property of avgilmore

• 12.8 Avg MPG

• RAM

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2018 • 246 Fuel-ups

  Property of mrlon

• 13.5 Avg MPG

• My 3500

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2020 • 233 Fuel-ups

  Property of Rick6643

• 14.4 Avg MPG

• My Awesome 2018 Ram 3500

  2018 Ram 3500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Jan 2018 • 674 Fuel-ups

  Property of SDCowboy

• 11.9 Avg MPG

• 3500

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Nov 2019 • 210 Fuel-ups

  Property of gficken

• 11.4 Avg MPG

• 3500-ISH

  2018 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2024 • 51 Fuel-ups

  Property of Ishter86

• 14.1 Avg MPG

• RAM

  2018 Ram 3500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2023 • 60 Fuel-ups

  Property of undrcvr_camaro

• 14.8 Avg MPG

• My 3500

  2018 Ram 3500 Tradesman 6.7L L6 DIESEL Manual 6 Speed
  Added Apr 2019 • 218 Fuel-ups

  Property of theotherTALLguy

• 18.3 Avg MPG

• 2018 3500

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Dec 2023 • 24 Fuel-ups

  Property of Sasquash

• 10.9 Avg MPG

• My 3500

  2018 Ram 3500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2019 • 426 Fuel-ups

  Property of rbro7752

• 11.7 Avg MPG

• My 3500

  2018 Ram 3500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2019 • 165 Fuel-ups

  Property of MasterOfNothing

• 16.5 Avg MPG

• Taco Bear

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2023 • 110 Fuel-ups

  Property of Mythos

• 13.8 Avg MPG

• Ram 3500

  2018 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2018 • 357 Fuel-ups

  Property of scrubs

• 13.5 Avg MPG

• 2018 Ram 3500 SLT

  2018 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2020 • 87 Fuel-ups

  Property of TrevorR_EcoDiesel

• 12.5 Avg MPG

• 2018 Ram 3500

  2018 Ram 3500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2017 • 384 Fuel-ups

  Property of srt10ss

• 15.8 Avg MPG

• Ram 3500

  2018 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2019 • 233 Fuel-ups

  Property of fordraceboy

• 15.7 Avg MPG

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