Based on data from 131 vehicles, 15,628 fuel-ups and 4,595,466 miles of driving, the 2015 Ram 3500 gets a combined Avg MPG of 12.23 with a 0.08 MPG margin of error.

Any Engine Type 5.7L V8 GAS (1) 6.4L V8 GAS (9) 6.7L L6 DIESEL (118) Any Body Style Standard Cab Pickup (1) Crew Cab Pickup (38) Extended Crew Cab Pickup (10) Cab & Chassis - Crew Cab (1) Any Submodel Lone Star (2) ST (4) Laramie Limited (8) Big Horn (14) Laramie Longhorn (15) SLT (17) Tradesman (32) Laramie (37) Other (2)

Below you can see a distribution of the fuel-ups with 107 outliers (0.68%) removed.

Following shows the average MPG of each of the 131 vehicles in the system.

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• 2015 Ram 3500 Laramie 4x4

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2022 • 36 Fuel-ups

  Property of ThickSinnamon

• 12.5 Avg MPG

• Graybeard

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2018 • 476 Fuel-ups

  Property of brainwaste

• 12.2 Avg MPG

• My 3500

  2015 Ram 3500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2019 • 144 Fuel-ups

  Property of ac_sheldon

• 16.3 Avg MPG

• Graybeard DEF

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2018 • 38 Fuel-ups

  Property of brainwaste

• 450.5 Avg MPG

• My 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2022 • 93 Fuel-ups

  Property of jcdean86

• 15.5 Avg MPG

• My 3500

  2015 Ram 3500 Lone Star 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2022 • 77 Fuel-ups

  Property of spenc82

• 15.8 Avg MPG

• Dodge 3500

  2015 Ram 3500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2022 • 8 Fuel-ups

  Property of Plett

• 11.7 Avg MPG

• My 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 15 Fuel-ups

  Property of BuckRam

• 7.3 Avg MPG

• My 3500

  2015 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2019 • 260 Fuel-ups

  Property of djmatrok

• 14.3 Avg MPG

• Ram3500HD

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2022 • 3 Fuel-ups

  Property of geofry911

• 14.8 Avg MPG

• My 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2017 • 272 Fuel-ups

  Property of rmshorter

• 11.5 Avg MPG

• The Dually

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Jul 2015 • 117 Fuel-ups

  Property of lenny81

• 11.0 Avg MPG

• Ram 3500

  2015 Ram 3500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2016 • 209 Fuel-ups

  Property of Ptm600

• 14.6 Avg MPG

• Ram 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
  Added Nov 2018 • 371 Fuel-ups

  Property of wkbmarine

• 9.0 Avg MPG

• Ram 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2018 • 93 Fuel-ups

  Property of qtyson98

• 12.5 Avg MPG

• My 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2019 • 71 Fuel-ups

  Property of coolcat454

• 12.7 Avg MPG

• Fiona post brain surgery

  2015 Ram 3500 ST 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2018 • 95 Fuel-ups

  Property of ChapmanCattle

• 12.9 Avg MPG

• Cummins Dually

  2015 Ram 3500 SLT 6.7L L6 DIESEL Manual 6 Speed Crew Cab Pickup
  Added Feb 2020 • 11 Fuel-ups

  Property of Sledlvr

• 17.6 Avg MPG

• 2015 Ram 3500 MegaCab Longhorn DRW 4x4

  2015 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Feb 2015 • 262 Fuel-ups

  Property of cvandegna

• 12.0 Avg MPG

• Ram 3500

  2015 Ram 3500 SLT 6.4L V8 GAS Automatic 6 Speed
  Added Dec 2019 • 13 Fuel-ups

  Property of Lepley0531

• 12.5 Avg MPG

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