Based on data from 241 vehicles, 20,910 fuel-ups and 6,702,895 miles of driving, the 2015 Ram 2500 gets a combined Avg MPG of 14.58 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 (164) 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 (76) Other (4)

Below you can see a distribution of the fuel-ups with 371 outliers (1.74%) removed.

Following shows the average MPG of each of the 241 vehicles in the system.

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• Smokey

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 63 Fuel-ups

  Property of grymrgn

• 13.0 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2018 • 236 Fuel-ups

  Property of NavKev

• 15.1 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2018 • 550 Fuel-ups

  Property of BarMD

• 15.6 Avg MPG

• Vader

  2015 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Dec 2018 • 231 Fuel-ups

  Property of oaklanefarm

• 12.9 Avg MPG

• Big Rhonda

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 159 Fuel-ups

  Property of cthorne6

• 14.6 Avg MPG

• Burton RAM

  2015 Ram 2500 Hemi Sport 5.7L V8 GAS Automatic 6 Speed Standard Cab Pickup
  Added Jul 2022 • 34 Fuel-ups

  Property of andyoos

• 11.3 Avg MPG

• Mega1

  2015 Ram 2500 Laramie Mega Cab L6 DIESEL Automatic 6 Speed
  Added Dec 2020 • 223 Fuel-ups

  Property of JimBeem

• 14.6 Avg MPG

• My 2500

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2024 • 25 Fuel-ups

  Property of Alex1993

• 18.5 Avg MPG

• Ram

  2015 Ram 2500 Outdoorsman 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2016 • 392 Fuel-ups

  Property of ofd531

• 16.2 Avg MPG

• Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2017 • 314 Fuel-ups

  Property of breuker007

• 14.6 Avg MPG

• 2500 Bison

  2015 Ram 2500 Tradesman 6.4L V8 GAS Automatic 6 Speed
  Added Apr 2021 • 66 Fuel-ups

  Property of zandizoe

• 9.4 Avg MPG

• Big Blue

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2024 • 7 Fuel-ups

  Property of bddipietro

• 17.9 Avg MPG

• Brian's Ram 2500

  2015 Ram 2500 Outdoorsman 6.4L V8 GAS Automatic 6 Speed
  Added Aug 2016 • 474 Fuel-ups

  Property of bmc4041

• 11.2 Avg MPG

• Beast

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Manual 6 Speed
  Added Sep 2016 • 457 Fuel-ups

  Property of Deontjie

• 17.8 Avg MPG

• Ram truck

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Mar 2018 • 381 Fuel-ups

  Property of CoralRam

• 12.0 Avg MPG

• RAM

  2015 Ram 2500 Laramie Limited 6.7L DIESEL L6 Automatic 6 Crew Cab Pickup (4 Door)
  Added Apr 2015 • 232 Fuel-ups

  Property of mantiskungfu

• 12.8 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2019 • 360 Fuel-ups

  Property of ramdad

• 16.3 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2023 • 70 Fuel-ups

  Property of lbriseno

• 14.6 Avg MPG

• Big Bertha

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 36 Fuel-ups

  Property of Stute

• 18.3 Avg MPG

• 2015 Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Jul 2023 • 36 Fuel-ups

  Property of OldDodgeOwner

• 14.3 Avg MPG

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