Based on data from 238 vehicles, 21,116 fuel-ups and 6,789,637 miles of driving, the 2015 Ram 2500 gets a combined Avg MPG of 14.61 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 374 outliers (1.74%) removed.

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

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• Big Bertha

  2015 Ram 2500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 47 Fuel-ups

  Property of Stute

• 17.4 Avg MPG

• My 2015 Ram 2500 Laramie

  2015 Ram 2500 Laramie 6.4L V8 GAS Automatic 6 Speed
  Added May 2019 • 145 Fuel-ups

  Property of morgansm25

• 11.7 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2018 • 571 Fuel-ups

  Property of BarMD

• 15.6 Avg MPG

• Diesel

  2015 Ram 2500 Laramie Mega Cab 6.7L DIESEL L6 Automatic 6
  Added Jun 2015 • 336 Fuel-ups

  Property of jcox3404

• 12.7 Avg MPG

• Smokey

  2015 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 66 Fuel-ups

  Property of grymrgn

• 13.0 Avg MPG

• Growly

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2017 • 15 Fuel-ups

  Property of RT334

• 16.7 Avg MPG

• Brutus

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2015 • 230 Fuel-ups

  Property of Heavysledz

• 15.9 Avg MPG

• Beast

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Manual 6 Speed
  Added Sep 2016 • 464 Fuel-ups

  Property of Deontjie

• 17.8 Avg MPG

• My 2500

  2015 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2024 • 9 Fuel-ups

  Property of -Eli

• 15.4 Avg MPG

• Mega1

  2015 Ram 2500 Laramie Mega Cab L6 DIESEL Automatic 6 Speed
  Added Dec 2020 • 230 Fuel-ups

  Property of JimBeem

• 14.6 Avg MPG

• Ram 2500

  2015 Ram 2500 Outdoorsman 6.4L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Jul 2015 • 375 Fuel-ups

  Property of KentuckyMatt

• 12.7 Avg MPG

• Silver Truck

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2023 • 5 Fuel-ups

  Property of Charlie_43

• 14.5 Avg MPG

• '15 Cummins

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Manual 6 Speed Standard Cab Pickup
  Added Nov 2015 • 41 Fuel-ups

  Property of lsimmons

• 18.3 Avg MPG

• Ram 2500

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Crew Cab Pickup
  Added Mar 2018 • 105 Fuel-ups

  Property of rsakurada

• 14.2 Avg MPG

• Power Wagon

  2015 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 6 Speed
  Added Apr 2016 • 63 Fuel-ups

  Property of boldadventure

• 12.0 Avg MPG

• My 2500

  2015 Ram 2500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2018 • 53 Fuel-ups

  Property of Henrycc

• 16.0 Avg MPG

• Ram

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2015 • 462 Fuel-ups

  Property of stevenag03

• 16.6 Avg MPG

• My 2500

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2015 • 1127 Fuel-ups

  Property of mpj_55

• 18.0 Avg MPG

• My 2500

  2015 Ram 2500 Laramie Mega Cab
  Added Mar 2022 • 57 Fuel-ups

  Property of bdellert

• 9.6 Avg MPG

• My 2500

  2015 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2022 • 14 Fuel-ups

  Property of uaflightrn

• 15.1 Avg MPG

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