Based on data from 238 vehicles, 21,274 fuel-ups and 6,837,415 miles of driving, the 2015 Ram 2500 gets a combined Avg MPG of 14.60 with a 0.05 MPG margin of error.

Any Engine Type 5.7L V8 GAS (8) 6.4L V8 GAS (46) 6.7L L6 DIESEL (164) H6 DIESEL (1) L6 DIESEL (3) Any Body Style Standard Cab Pickup (5) Crew Cab Pickup (62) Extended Crew Cab Pickup (11) Cab & Chassis - Crew Cab (2) Any Submodel Hemi Sport (1) ST (3) Power Wagon (7) Outdoorsman (8) Lone Star (9) Laramie Mega Cab (12) Laramie Longhorn (13) Laramie Limited (15) SLT (21) Big Horn (24) Tradesman (45) Laramie (76) Other (4)

Below you can see a distribution of the fuel-ups with 377 outliers (1.74%) removed.

Following shows the average MPG of each of the 238 vehicles in the system.

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• Brian's Ram 2500

  2015 Ram 2500 Outdoorsman 6.4L V8 GAS Automatic 6 Speed
  Added Aug 2016 • 512 Fuel-ups

  Property of bmc4041

• 11.3 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2018 • 265 Fuel-ups

  Property of NavKev

• 15.3 Avg MPG

• Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2017 • 343 Fuel-ups

  Property of breuker007

• 14.7 Avg MPG

• Ram 2500

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2018 • 389 Fuel-ups

  Property of lawton398

• 17.9 Avg MPG

• Blue Ram

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2016 • 222 Fuel-ups

  Property of johal89

• 15.0 Avg MPG

• Goliath

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Dec 2017 • 218 Fuel-ups

  Property of Gomez1

• 14.8 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2023 • 115 Fuel-ups

  Property of lbriseno

• 14.6 Avg MPG

• Ram

  2015 Ram 2500 Outdoorsman 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2016 • 404 Fuel-ups

  Property of ofd531

• 16.1 Avg MPG

• Vader

  2015 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Dec 2018 • 260 Fuel-ups

  Property of oaklanefarm

• 12.9 Avg MPG

• My 2500

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2022 • 40 Fuel-ups

  Property of sagibson06

• 13.1 Avg MPG

• Ram 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2023 • 139 Fuel-ups

  Property of S2CPitts

• 15.4 Avg MPG

• Big Blue

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2024 • 15 Fuel-ups

  Property of bddipietro

• 16.8 Avg MPG

• Big truck

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jun 2020 • 121 Fuel-ups

  Property of littlejon-1

• 12.9 Avg MPG

• My 2500

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2018 • 389 Fuel-ups

  Property of skiman26

• 13.4 Avg MPG

• Ram

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Jul 2015 • 341 Fuel-ups

  Property of royta

• 15.2 Avg MPG

• Ramsey II - 2500 Crew Cab 4x4 6.5' Bed

  2015 Ram 2500 ST 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2023 • 54 Fuel-ups

  Property of SpidRacer

• 17.9 Avg MPG

• Big Bertha

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 51 Fuel-ups

  Property of Stute

• 17.0 Avg MPG

• My 2500

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2023 • 57 Fuel-ups

  Property of abutlercihcsp

• 16.8 Avg MPG

• Wigwam

  2015 Ram 2500 Tradesman 6.7L DIESEL L6 Automatic 6 Crew Cab Pickup (4 Door)
  Added Mar 2015 • 78 Fuel-ups

  Property of foxsprings

• 13.5 Avg MPG

• Ram 2500

  2015 Ram 2500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2019 • 402 Fuel-ups

  Property of ramdad

• 16.3 Avg MPG

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