Based on data from 85 vehicles, 5,218 fuel-ups and 1,786,943 miles of driving, the 2021 Ford F-350 Super Duty gets a combined Avg MPG of 12.27 with a 0.13 MPG margin of error.

Any Engine Type 6.2L V8 FLEX (4) 6.7L V8 DIESEL (62) 7.3L V8 GAS (18) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (2) Crew Cab Pickup (20) Cab & Chassis - Crew Cab (2) Any Submodel Limited (5) XL (5) King Ranch (9) XLT (12) Platinum (15) Lariat (38) Other (1)

Below you can see a distribution of the fuel-ups with 24 outliers (0.46%) removed.

Following shows the average MPG of each of the 85 vehicles in the system.

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• 2021 F350

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Aug 2022 • 72 Fuel-ups

  Property of cjhofer

• 12.8 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 6.7L V8 DIESEL Automatic 10 Speed
  Added Jul 2022 • 122 Fuel-ups

  Property of wileycrew

• 12.2 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 6.7L V8 DIESEL Automatic 10 Speed
  Added Sep 2022 • 89 Fuel-ups

  Property of rangersea

• 15.3 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 6.7L V8 DIESEL Automatic 10 Speed
  Added Jul 2023 • 48 Fuel-ups

  Property of sobermpg

• 17.7 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 7.3L V8 GAS Automatic 10 Speed
  Added Jul 2021 • 178 Fuel-ups

  Property of ladenburgm

• 9.2 Avg MPG

• F350 Calypso

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed
  Added Apr 2022 • 130 Fuel-ups

  Property of ryanwood94

• 12.3 Avg MPG

• 2021 F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 7.3L V8 GAS Automatic 10 Speed
  Added May 2021 • 83 Fuel-ups

  Property of Morbert

• 11.9 Avg MPG

• Tremor

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed
  Added May 2021 • 129 Fuel-ups

  Property of DrSpeed

• 13.7 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 7.3L V8 GAS Automatic 10 Speed
  Added Jan 2021 • 296 Fuel-ups

  Property of Laddy_03

• 7.6 Avg MPG

• Bruce's Truck

  2021 Ford F-350 Super Duty King Ranch 6.2L V8 FLEX Automatic 10 Speed Standard Cab Pickup
  Added Dec 2020 • 70 Fuel-ups

  Property of brucecarden

• 16.5 Avg MPG

• Big Blue

  2021 Ford F-350 Super Duty Lariat 6.7L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2021 • 108 Fuel-ups

  Property of slth69

• 16.3 Avg MPG

• 2021 F-350 Super Duty

  2021 Ford F-350 Super Duty Limited 6.7L V8 DIESEL Automatic 10 Speed
  Added Jul 2021 • 101 Fuel-ups

  Property of dslbvr

• 15.2 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed
  Added Mar 2022 • 82 Fuel-ups

  Property of clcsmith78

• 14.3 Avg MPG

• ‘21 Ford F-450 Platinum

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed
  Added Jan 2022 • 35 Fuel-ups

  Property of 450Ford

• 10.8 Avg MPG

• F350

  2021 Ford F-350 Super Duty XLT 6.7L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2023 • 48 Fuel-ups

  Property of fisenberg13

• 14.1 Avg MPG

• The Red Bull

  2021 Ford F-350 Super Duty XLT 7.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jun 2021 • 63 Fuel-ups

  Property of campingalan

• 10.5 Avg MPG

• Shark

  2021 Ford F-350 Super Duty Platinum 6.7L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Aug 2021 • 88 Fuel-ups

  Property of ksaff

• 14.0 Avg MPG

• 2021 F-350 Tremor

  2021 Ford F-350 Super Duty King Ranch 6.7L V8 DIESEL Automatic 10 Speed
  Added Mar 2021 • 149 Fuel-ups

  Property of Miket54

• 15.2 Avg MPG

• My F-350 Super Duty

  2021 Ford F-350 Super Duty Lariat 6.7L V8 DIESEL Automatic 10 Speed
  Added Sep 2021 • 65 Fuel-ups

  Property of MontanaRusd

• 13.7 Avg MPG

• Betty White (2021 F350)

  2021 Ford F-350 Super Duty Lariat 7.3L V8 GAS Automatic 10 Speed
  Added Jan 2021 • 78 Fuel-ups

  Property of thuhmann

• 12.3 Avg MPG

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