Based on data from 173 vehicles, 15,288 fuel-ups and 4,399,969 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 (62) 6.7L L6 DIESEL (107) Any Body Style Standard Cab Pickup (1) Crew Cab Pickup (41) 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 (50) Other (1)

Below you can see a distribution of the fuel-ups with 170 outliers (1.10%) removed.

Following shows the average MPG of each of the 173 vehicles in the system.

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• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Feb 2021 • 99 Fuel-ups

  Property of epster2

• 13.6 Avg MPG

• RamRod

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2022 • 89 Fuel-ups

  Property of jasonw1976

• 14.4 Avg MPG

• 2021 Ram 2500 Laramie

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 81 Fuel-ups

  Property of av8eire

• 12.7 Avg MPG

• Ram 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2021 • 230 Fuel-ups

  Property of Fig143

• 14.9 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Dec 2023 • 70 Fuel-ups

  Property of rc51con

• 17.0 Avg MPG

• RAM 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2021 • 55 Fuel-ups

  Property of airfoof

• 15.4 Avg MPG

• Ram 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added May 2024 • 20 Fuel-ups

  Property of sameureka

• 13.7 Avg MPG

• My 2500 DEF

  2021 Ram 2500 Def Automatic 6 Speed
  Added Dec 2021 • 36 Fuel-ups

  Property of Mar-Kark

• 475.6 Avg MPG

• 2021 Ram 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Nov 2021 • 99 Fuel-ups

  Property of ldkoop54

• 16.1 Avg MPG

• Ram2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2022 • 56 Fuel-ups

  Property of aronasberry

• 12.6 Avg MPG

• My 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2023 • 50 Fuel-ups

  Property of aricb23

• 12.0 Avg MPG

• My 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2021 • 95 Fuel-ups

  Property of WillyJ

• 15.8 Avg MPG

• PowerWagon

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Aug 2019 • 39 Fuel-ups

  Property of medictsl

• 13.1 Avg MPG

• My 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2021 • 8 Fuel-ups

  Property of dm589

• 14.8 Avg MPG

• My 2500

  2021 Ram 2500 Tradesman 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2023 • 30 Fuel-ups

  Property of Hinzoo

• 17.7 Avg MPG

• My 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2023 • 20 Fuel-ups

  Property of ksparky2

• 12.2 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2021 • 430 Fuel-ups

  Property of kfllc

• 15.9 Avg MPG

• Betty 2.0

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Dec 2023 • 9 Fuel-ups

  Property of HollywoodDino

• 12.7 Avg MPG

• Power Wagon

  2021 Ram 2500 Power Wagon 6.4L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2021 • 66 Fuel-ups

  Property of FU227

• 12.2 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.4L V8 GAS Automatic 8 Speed Cab & Chassis - Crew Cab
  Added May 2023 • 84 Fuel-ups

  Property of jimmyriley

• 14.2 Avg MPG

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