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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• Vader

  2015 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Dec 2018 • 230 Fuel-ups

  Property of oaklanefarm

• 12.9 Avg MPG

• Reggie C

  2015 Ram 2500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2018 • 304 Fuel-ups

  Property of rack

• 17.6 Avg MPG

• Big truck

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2020 • 80 Fuel-ups

  Property of littlejon-1

• 12.9 Avg MPG

• Big Blue

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2024 • 5 Fuel-ups

  Property of bddipietro

• 17.8 Avg MPG

• Mega1

  2015 Ram 2500 Laramie Mega Cab L6 DIESEL Automatic 6 Speed
  Added Dec 2020 • 222 Fuel-ups

  Property of JimBeem

• 14.6 Avg MPG

• Ram

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Jul 2015 • 308 Fuel-ups

  Property of royta

• 15.1 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2019 • 359 Fuel-ups

  Property of ramdad

• 16.3 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2018 • 232 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 • 548 Fuel-ups

  Property of BarMD

• 15.6 Avg MPG

• My 2500

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2023 • 41 Fuel-ups

  Property of abutlercihcsp

• 16.7 Avg MPG

• Smokey

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 61 Fuel-ups

  Property of grymrgn

• 13.1 Avg MPG

• Big Rhonda

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 158 Fuel-ups

  Property of cthorne6

• 14.6 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2023 • 68 Fuel-ups

  Property of lbriseno

• 14.5 Avg MPG

• Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2023 • 82 Fuel-ups

  Property of S2CPitts

• 14.9 Avg MPG

• Ram truck

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Mar 2018 • 380 Fuel-ups

  Property of CoralRam

• 12.0 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2017 • 290 Fuel-ups

  Property of kent426

• 16.3 Avg MPG

• Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2017 • 313 Fuel-ups

  Property of breuker007

• 14.6 Avg MPG

• My 2500

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2024 • 24 Fuel-ups

  Property of Alex1993

• 18.5 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2024 • 4 Fuel-ups

  Property of -Eli

• 14.3 Avg MPG

• Big Bertha

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 35 Fuel-ups

  Property of Stute

• 18.4 Avg MPG

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