Based on data from 175 vehicles, 15,917 fuel-ups and 4,593,880 miles of driving, the 2021 Ram 2500 gets a combined Avg MPG of 13.85 with a 0.06 MPG margin of error.

Any Engine Type 6.4L V8 GAS (60) 6.7L L6 DIESEL (111) Any Body Style Standard Cab Pickup (1) Crew Cab Pickup (42) Extended Crew Cab Pickup (6) Cab & Chassis - Crew Cab (1) Any Submodel Lone Star (2) Laramie Longhorn (3) Power Wagon (22) Limited (25) Big Horn (35) Tradesman (35) Laramie (52) Other (1)

Below you can see a distribution of the fuel-ups with 188 outliers (1.17%) removed.

Following shows the average MPG of each of the 175 vehicles in the system.

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• My 2500

  2021 Ram 2500 Tradesman 6.4L V8 GAS Automatic 8 Speed
  Added Jan 2022 • 136 Fuel-ups

  Property of greenr19

• 11.2 Avg MPG

• 2021 RAM 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2021 • 130 Fuel-ups

  Property of rist3r

• 14.3 Avg MPG

• White Ram 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 218 Fuel-ups

  Property of chimchim53

• 16.6 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2021 • 240 Fuel-ups

  Property of TBRogers27

• 16.8 Avg MPG

• 2021 RAM 2500 Big Horn

  2021 Ram 2500 Big Horn 6.4L V8 GAS Automatic 6 Speed
  Added Aug 2021 • 334 Fuel-ups

  Property of Mar-Kark

• 15.4 Avg MPG

• Ram 2021 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2025 • 19 Fuel-ups

  Property of BrennanWalker

• 14.1 Avg MPG

• My 2500

  2021 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2021 • 215 Fuel-ups

  Property of KKeesee

• 15.9 Avg MPG

• My 2500

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed
  Added Feb 2021 • 292 Fuel-ups

  Property of blenherr

• 12.4 Avg MPG

• My 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Nov 2023 • 85 Fuel-ups

  Property of Echo4Bravo

• 18.7 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2024 • 19 Fuel-ups

  Property of Colinmayer

• 14.8 Avg MPG

• Bighorn 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2021 • 90 Fuel-ups

  Property of Parables

• 16.9 Avg MPG

• Power Wagon

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed
  Added Apr 2021 • 300 Fuel-ups

  Property of swordfish2007

• 12.9 Avg MPG

• Noctem Borealis

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed
  Added Jan 2021 • 128 Fuel-ups

  Property of ethancaine

• 11.9 Avg MPG

• 2021 2500 Laramie

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2021 • 79 Fuel-ups

  Property of tmisener

• 15.9 Avg MPG

• My 2500

  2021 Ram 2500 Tradesman 6.4L V8 GAS Automatic 8 Speed
  Added Jun 2021 • 223 Fuel-ups

  Property of krisfx4

• 13.5 Avg MPG

• Ram

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2023 • 96 Fuel-ups

  Property of acbrown

• 14.3 Avg MPG

• New Princess

  2021 Ram 2500 Limited 6.4L V8 GAS Automatic 6 Speed
  Added Mar 2021 • 100 Fuel-ups

  Property of BarbiD

• 12.2 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.4L V8 GAS Automatic 8 Speed
  Added Aug 2024 • 25 Fuel-ups

  Property of buildintechie

• 12.2 Avg MPG

• My 2500

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed
  Added Aug 2023 • 1375 Fuel-ups

  Property of dksecret2

• 13.5 Avg MPG

• Dodge

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Crew Cab Pickup
  Added Oct 2021 • 187 Fuel-ups

  Property of rdeepe

• 15.1 Avg MPG

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