Based on data from 174 vehicles, 15,393 fuel-ups and 4,432,196 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 (61) 6.7L L6 DIESEL (109) 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 (51) Other (1)

Below you can see a distribution of the fuel-ups with 171 outliers (1.10%) removed.

Following shows the average MPG of each of the 174 vehicles in the system.

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• 2021 2500 Megacab

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2021 • 188 Fuel-ups

  Property of TDIzoomzoom

• 17.0 Avg MPG

• Ram 2500

  2021 Ram 2500 Tradesman 6.4L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jan 2025 • 21 Fuel-ups

  Property of avilaj54

• 12.2 Avg MPG

• Hank

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 68 Fuel-ups

  Property of jeffham01

• 16.8 Avg MPG

• 2021 Mo’betta

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2024 • 39 Fuel-ups

  Property of denpannoel

• 12.7 Avg MPG

• Freedom Express

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2021 • 123 Fuel-ups

  Property of Blkrvrbart

• 15.3 Avg MPG

• 2021 Ram 2500 (Penny)

  2021 Ram 2500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2021 • 54 Fuel-ups

  Property of jdsmith161

• 18.1 Avg MPG

• Beast the Blue Truck

  2021 Ram 2500 Tradesman 6.4L V8 GAS Automatic 8 Speed
  Added Jan 2021 • 127 Fuel-ups

  Property of alevyinroc

• 10.2 Avg MPG

• My Ram 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jul 2018 • 186 Fuel-ups

  Property of tsdeane

• 17.3 Avg MPG

• 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2021 • 112 Fuel-ups

  Property of offroadwonder

• 16.8 Avg MPG

• 2021 Ram 2500

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 8 Speed
  Added Jun 2021 • 78 Fuel-ups

  Property of crossjf

• 18.7 Avg MPG

• 2021 RAM 2500 Cummins

  2021 Ram 2500 Big Horn 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2021 • 125 Fuel-ups

  Property of dickdeason

• 14.7 Avg MPG

• Big chungus

  2021 Ram 2500 Tradesman 6.4L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Apr 2021 • 117 Fuel-ups

  Property of nidakeed

• 14.6 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2022 • 113 Fuel-ups

  Property of East0352

• 14.7 Avg MPG

• Beast’s Ram 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Jan 2021 • 314 Fuel-ups

  Property of brg34

• 12.7 Avg MPG

• My 2500

  2021 Ram 2500 Laramie 6.7L L6 DIESEL Automatic 8 Speed
  Added Jun 2023 • 286 Fuel-ups

  Property of scotty2023

• 10.7 Avg MPG

• Ram 2500 CTD

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2021 • 109 Fuel-ups

  Property of rawskyb

• 13.6 Avg MPG

• RAM 2500

  2021 Ram 2500 Big Horn 6.4L V8 GAS Automatic 8 Speed
  Added Jun 2021 • 234 Fuel-ups

  Property of cptdzl

• 10.2 Avg MPG

• My 2500 Big Red

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2021 • 63 Fuel-ups

  Property of johnclark

• 17.5 Avg MPG

• 2021 Ram 2500

  2021 Ram 2500 Limited 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2021 • 69 Fuel-ups

  Property of nyale1218

• 13.1 Avg MPG

• Ram 2500

  2021 Ram 2500 Big Horn 6.4L V8 GAS Automatic 8 Speed
  Added Jun 2024 • 253 Fuel-ups

  Property of phxrefugee

• 11.3 Avg MPG

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