Based on data from 242 vehicles, 21,000 fuel-ups and 6,733,558 miles of driving, the 2015 Ram 2500 gets a combined Avg MPG of 14.57 with a 0.05 MPG margin of error.

Any Engine Type 5.7L V8 GAS (8) 6.4L V8 GAS (49) 6.7L L6 DIESEL (165) H6 DIESEL (1) L6 DIESEL (3) Any Body Style Standard Cab Pickup (5) Crew Cab Pickup (64) Extended Crew Cab Pickup (11) Cab & Chassis - Crew Cab (2) Any Submodel Hemi Sport (1) ST (4) Power Wagon (8) Outdoorsman (8) Lone Star (9) Laramie Mega Cab (12) Laramie Longhorn (13) Laramie Limited (15) SLT (22) Big Horn (24) Tradesman (45) Laramie (77) Other (4)

Below you can see a distribution of the fuel-ups with 374 outliers (1.75%) removed.

Following shows the average MPG of each of the 242 vehicles in the system.

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• RAM 2500

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2014 • 117 Fuel-ups

  Property of duke392

• 12.5 Avg MPG

• 2014 Ram

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2019 • 33 Fuel-ups

  Property of bleefaulk

• 13.4 Avg MPG

• Mega 2500

  2015 Ram 2500 Big Horn 5.7L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2015 • 38 Fuel-ups

  Property of tomttall

• 11.6 Avg MPG

• POWER WAGON

  2015 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Mar 2012 • 6 Fuel-ups

  Property of yakssrt10

• 11.1 Avg MPG

• 2015 Ram 6.4 4x2 towing

  2015 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2015 • 5 Fuel-ups

  Property of derbeck

• 8.8 Avg MPG

• 2015 Ram 2500 Mega Cab

  2015 Ram 2500 Laramie Mega Cab L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Nov 2015 • 32 Fuel-ups

  Property of Megacab365

• 16.0 Avg MPG

• Trailer Mule

  2015 Ram 2500 Laramie Limited 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Nov 2015 • 34 Fuel-ups

  Property of smurfs_of_war

• 11.5 Avg MPG

• Granite Ram

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2016 • 48 Fuel-ups

  Property of taterdude

• 16.4 Avg MPG

• My 2500

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2016 • 35 Fuel-ups

  Property of viet6667

• 13.4 Avg MPG

• Hybrid diesel

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2015 • 29 Fuel-ups

  Property of Alaskancummins

• 11.5 Avg MPG

• Ram

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2015 • 21 Fuel-ups

  Property of Jpachla

• 12.7 Avg MPG

• Kristin - Ram 2500

  2015 Ram 2500 Laramie 5.7L V8 GAS Automatic 6 Speed
  Added Mar 2016 • 4 Fuel-ups

  Property of YellowFinII

• 18.0 Avg MPG

• 2500

  2015 Ram 2500 Laramie 6.7L DIESEL L6 Automatic 6 Crew Cab Pickup (4 Door)
  Added Feb 2015 • 32 Fuel-ups

  Property of Nomorepeople

• 17.3 Avg MPG

• Tugboat

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed Standard Cab Pickup
  Added Jun 2015 • 26 Fuel-ups

  Property of OldBaldy

• 16.9 Avg MPG

• Black beast

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2015 • 47 Fuel-ups

  Property of 15lonestar

• 16.6 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Dec 2015 • 4 Fuel-ups

  Property of Bottles369

• 17.1 Avg MPG

• 2015 Ram

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2019 • 62 Fuel-ups

  Property of bleefaulk

• 14.0 Avg MPG

• 2015 Mega

  2015 Ram 2500 Laramie Mega Cab
  Added Jan 2018 • 56 Fuel-ups

  Property of rockcrawler110

• 14.1 Avg MPG

• My Ram 2500

  2015 Ram 2500
  Added Apr 2015 • 5 Fuel-ups

  Property of patrick176

• 12.4 Avg MPG

• MegaCab4x4

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Extended Crew Cab Pickup (4 Door)
  Added Mar 2015 • 36 Fuel-ups

  Property of socaladam

• 13.5 Avg MPG

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