Based on data from 85 vehicles, 4,148 fuel-ups and 938,291 miles of driving, the 1999 Ford Mustang gets a combined Avg MPG of 19.41 with a 0.15 MPG margin of error.

Any Engine Type 3.8L V6 GAS (24) 4.6L V8 GAS (45) V6 GAS (8) V8 GAS (7) Any Body Style Coupe (20) Convertible (6) Any Submodel SVT Cobra (11) Base (24) GT (34) Other (16)

Below you can see a distribution of the fuel-ups with 78 outliers (1.85%) removed.

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

• 1
• 2
• 3
• 4
• 5
• »

• The Pony

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Coupe
  Added Nov 2025 • 41 Fuel-ups

  Property of zcruzen

• 22.0 Avg MPG

• Flipstang

  1999 Ford Mustang GT 4.6L V8 GAS Manual 5 Speed
  Added Feb 2023 • 7 Fuel-ups

  Property of Jared04

• 14.0 Avg MPG

• Cobra

  1999 Ford Mustang SVT Cobra 4.6L V8 GAS Standard 5 Speed Coupe
  Added Aug 2018 • 447 Fuel-ups

  Property of redsnakej

• 23.0 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added May 2021 • 15 Fuel-ups

  Property of Bagel77

• 20.0 Avg MPG

• 1999 Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Nov 2020 • 23 Fuel-ups

  Property of delhoopty

• 18.6 Avg MPG

• Cobra

  1999 Ford Mustang SVT Cobra 4.6L V8 GAS Manual 5 Speed
  Added Dec 2017 • 76 Fuel-ups

  Property of trhoward

• 17.4 Avg MPG

• My Mustang

  1999 Ford Mustang SVT Cobra 4.6L V8 GAS Manual 5 Speed
  Added Mar 2019 • 9 Fuel-ups

  Property of red99cobra

• 18.9 Avg MPG

• My Mustang

  1999 Ford Mustang 3.8L V6 GAS Manual 5 Speed
  Added Jun 2022 • 6 Fuel-ups

  Property of bsanderford1088

• 16.7 Avg MPG

• Shelby

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed Coupe
  Added Jan 2016 • 57 Fuel-ups

  Property of Bobo16254

• 15.1 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Oct 2017 • 40 Fuel-ups

  Property of grandtech

• 19.4 Avg MPG

• Stormstang

  1999 Ford Mustang GT 4.6L V8 GAS Manual 5 Speed
  Added Sep 2019 • 43 Fuel-ups

  Property of bwariner

• 14.0 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Manual 5 Speed
  Added Nov 2019 • 3 Fuel-ups

  Property of I8AZ28

• 15.1 Avg MPG

• 1999 Mustang GT

  1999 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed Convertible
  Added Nov 2015 • 39 Fuel-ups

  Property of mustangquest

• 18.3 Avg MPG

• Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Coupe
  Added Apr 2017 • 15 Fuel-ups

  Property of mrwitty_1

• 23.0 Avg MPG

• 99 Mustang

  1999 Ford Mustang 3.8L V6 GAS Standard 5 Speed Coupe
  Added Dec 2020 • 143 Fuel-ups

  Property of litsipp

• 23.2 Avg MPG

• Mustang Québec

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Convertible
  Added May 2018 • 19 Fuel-ups

  Property of gbernier10

• 24.7 Avg MPG

• Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 329 Fuel-ups

  Property of theblaqkout

• 20.6 Avg MPG

• Granite

  1999 Ford Mustang 3.8L V6 GAS Manual 5 Speed Coupe
  Added Nov 2014 • 29 Fuel-ups

  Property of DJRcreative

• 18.0 Avg MPG

• My Mustang

  1999 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Feb 2020 • 5 Fuel-ups

  Property of yelruc2

• 13.3 Avg MPG

• My Mustang

  1999 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Nov 2016 • 17 Fuel-ups

  Property of dialtonepro

• 17.1 Avg MPG

• 1
• 2
• 3
• 4
• 5
• »