Based on data from 131 vehicles, 15,580 fuel-ups and 4,579,867 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 110 outliers (0.70%) removed.

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

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• Ram3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jul 2015 • 346 Fuel-ups

  Property of LilJ

• 13.4 Avg MPG

• RAM 3500

  2015 Ram 3500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Nov 2019 • 315 Fuel-ups

  Property of hmanbeck

• 15.6 Avg MPG

• My 3500

  2015 Ram 3500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Mar 2021 • 271 Fuel-ups

  Property of laynewahlberg

• 12.1 Avg MPG

• 2015 Ram 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2017 • 407 Fuel-ups

  Property of lenharpd

• 18.0 Avg MPG

• RAM

  2015 Ram 3500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2018 • 234 Fuel-ups

  Property of jkotila

• 14.9 Avg MPG

• My 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2017 • 199 Fuel-ups

  Property of whiteside

• 13.3 Avg MPG

• Big Tex

  2015 Ram 3500 ST 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2024 • 11 Fuel-ups

  Property of richardoverby

• 12.8 Avg MPG

• Steele

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2015 • 467 Fuel-ups

  Property of razorclam

• 18.0 Avg MPG

• Dodge 3500

  2015 Ram 3500 Laramie Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2016 • 348 Fuel-ups

  Property of dstroda

• 12.3 Avg MPG

• Kyle Ram

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Standard 6 Speed
  Added Nov 2016 • 415 Fuel-ups

  Property of Farmerroy

• 14.8 Avg MPG

• My 3500

  2015 Ram 3500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Feb 2018 • 141 Fuel-ups

  Property of thoss29

• 11.4 Avg MPG

• Blue belle

  2015 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2016 • 241 Fuel-ups

  Property of kriegs

• 12.7 Avg MPG

• My 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2024 • 151 Fuel-ups

  Property of Lisandro529

• 14.5 Avg MPG

• Tow Pig

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2023 • 79 Fuel-ups

  Property of 15Ecobeast

• 12.9 Avg MPG

• 15 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2021 • 89 Fuel-ups

  Property of robigarr

• 9.9 Avg MPG

• Ram 3500 Cummins

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2019 • 354 Fuel-ups

  Property of kdracing

• 19.7 Avg MPG

• 2015 Ram 3500

  2015 Ram 3500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2023 • 37 Fuel-ups

  Property of gsmann

• 13.9 Avg MPG

• Ram 3500 (Brown 2015)

  2015 Ram 3500 ST
  Added Mar 2021 • 159 Fuel-ups

  Property of BlueLghtning

• 9.6 Avg MPG

• RAM 3500

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2020 • 266 Fuel-ups

  Property of climbcamp4

• 13.6 Avg MPG

• Ram 3500 Laramie

  2015 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2018 • 180 Fuel-ups

  Property of kaiuwe19

• 11.8 Avg MPG

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