Based on data from 247 vehicles, 13,437 fuel-ups and 4,111,685 miles of driving, the 1999 Ford F-250 Super Duty gets a combined Avg MPG of 13.70 with a 0.06 MPG margin of error.

Any Engine Type 5.4L V8 GAS (19) 6.8L V10 GAS (36) 7.3L V8 DIESEL (148) GAS (1) V10 GAS (4) V8 DIESEL (27) V8 GAS (3) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (46) Crew Cab Pickup (22) Extended Crew Cab Pickup (1) Cab & Chassis - Extended Cab (1) Any Submodel XL (44) Lariat (47) XLT (116) Other (40)

Below you can see a distribution of the fuel-ups with 480 outliers (3.45%) removed.

Following shows the average MPG of each of the 247 vehicles in the system.

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• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 6.8L V10 GAS Automatic 4 Speed
  Added Mar 2024 • 64 Fuel-ups

  Property of dawson989

• 6.5 Avg MPG

• Tigger

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added May 2016 • 387 Fuel-ups

  Property of ka5mte

• 13.5 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 5.4L V8 GAS Automatic 4 Speed
  Added Dec 2024 • 11 Fuel-ups

  Property of ZombyWoof78

• 8.8 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added May 2021 • 125 Fuel-ups

  Property of Santooth

• 13.9 Avg MPG

• F250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Automatic 4 Speed
  Added Oct 2017 • 231 Fuel-ups

  Property of crwsdrs

• 11.4 Avg MPG

• Ford F-250

  1999 Ford F-250 Super Duty XL 7.3L V8 DIESEL Standard 5 Speed
  Added Sep 2017 • 60 Fuel-ups

  Property of wcsar406

• 18.2 Avg MPG

• Horse Haulin

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed Extended Cab Pickup
  Added Oct 2010 • 239 Fuel-ups

  Property of Rustin

• 17.2 Avg MPG

• Ron - 1999 F250

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Jul 2023 • 66 Fuel-ups

  Property of bluelabeldrinker

• 22.8 Avg MPG

• F250

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 441 Fuel-ups

  Property of Mrytting

• 11.0 Avg MPG

• Ford F-250 Super Duty 4X4 XLT

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Manual 6 Speed
  Added Sep 2016 • 236 Fuel-ups

  Property of Cachip

• 11.2 Avg MPG

• The Ford

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added May 2018 • 209 Fuel-ups

  Property of gcdettbarn

• 12.6 Avg MPG

• F-250

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 252 Fuel-ups

  Property of gymbeau

• 15.7 Avg MPG

• Pegisi

  1999 Ford F-250 Super Duty Lariat 5.4L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Dec 2017 • 272 Fuel-ups

  Property of tilby1863

• 11.6 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2021 • 61 Fuel-ups

  Property of jcoop45

• 16.2 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 6.8L V10 GAS Automatic 4 Speed
  Added Jun 2024 • 50 Fuel-ups

  Property of evangelistgroves

• 10.1 Avg MPG

• F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Feb 2022 • 61 Fuel-ups

  Property of Globalfms

• 15.7 Avg MPG

• Super Duty

  1999 Ford F-250 Super Duty XL 6.8L V10 GAS Automatic 4 Speed
  Added Jan 2024 • 76 Fuel-ups

  Property of Bigslayer89

• 10.6 Avg MPG

• FireTruck

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 133 Fuel-ups

  Property of zodiac

• 16.1 Avg MPG

• Frankin Ford

  1999 Ford F-250 Super Duty XLT 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2016 • 439 Fuel-ups

  Property of stooby21

• 16.6 Avg MPG

• My F-250 Super Duty

  1999 Ford F-250 Super Duty Lariat 7.3L V8 DIESEL Automatic 4 Speed
  Added Aug 2021 • 65 Fuel-ups

  Property of BBoyer

• 14.1 Avg MPG

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