Based on data from 164 vehicles, 7,107 fuel-ups and 1,480,311 miles of driving, the 2003 Ford Mustang gets a combined Avg MPG of 18.13 with a 0.11 MPG margin of error.

Any Engine Type 3.8L V6 GAS (37) 4.6L V8 GAS (86) V6 GAS (13) V8 GAS (19) Any Body Style Coupe (20) Convertible (11) Any Submodel SVT Cobra 10th Anniversary (1) SVT Cobra (22) Mach 1 (24) Base (37) GT (39) Other (41)

Below you can see a distribution of the fuel-ups with 207 outliers (2.83%) removed.

Following shows the average MPG of each of the 164 vehicles in the system.

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• Mach 1

  2003 Ford Mustang Mach 1 4.6L V8 GAS Standard 5 Speed
  Added Sep 2016 • 130 Fuel-ups

  Property of mikesicily

• 17.0 Avg MPG

• Papa Smurf

  2003 Ford Mustang Mach 1 4.6L V8 GAS Manual 5 Speed Coupe
  Added Jan 2018 • 36 Fuel-ups

  Property of WXman

• 20.7 Avg MPG

• 03 Silver Cobra

  2003 Ford Mustang SVT Cobra 4.6L V8 GAS Manual 6 Speed
  Added Mar 2017 • 47 Fuel-ups

  Property of soharo

• 13.3 Avg MPG

• My Mustang

  2003 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added Feb 2018 • 28 Fuel-ups

  Property of chrisdupe

• 18.1 Avg MPG

• Ford Mustang

  2003 Ford Mustang Mach 1 4.6L V8 GAS Standard 5 Speed Coupe
  Added May 2018 • 39 Fuel-ups

  Property of kacie0311

• 19.2 Avg MPG

• Ford Mustang

  2003 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Sep 2016 • 130 Fuel-ups

  Property of ksaxey

• 17.8 Avg MPG

• My Mustang

  2003 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed
  Added May 2018 • 8 Fuel-ups

  Property of MCline96

• 16.7 Avg MPG

• Cobra

  2003 Ford Mustang SVT Cobra 4.6L V8 GAS Standard 6 Speed
  Added Mar 2017 • 8 Fuel-ups

  Property of laythg

• 17.9 Avg MPG

• My Mustang

  2003 Ford Mustang GT 4.6L V8 GAS Manual 5 Speed
  Added Oct 2018 • 4 Fuel-ups

  Property of Cmurphy6810

• 14.5 Avg MPG

• Mach 1

  2003 Ford Mustang Mach 1 4.6L V8 GAS Standard 5 Speed
  Added Oct 2016 • 87 Fuel-ups

  Property of mttomb

• 18.0 Avg MPG

• Black Beauty

  2003 Ford Mustang SVT Cobra 4.6L V8 GAS Standard 6 Speed Coupe
  Added Jul 2023 • 19 Fuel-ups

  Property of lkjhgfdsa22

• 16.5 Avg MPG

• Mustang

  2003 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Oct 2017 • 17 Fuel-ups

  Property of baseball0950

• 17.5 Avg MPG

• My Mustang

  2003 Ford Mustang GT 4.6L V8 GAS Automatic 4 Speed
  Added May 2018 • 5 Fuel-ups

  Property of nashcar

• 15.6 Avg MPG

• My Mustang

  2003 Ford Mustang Mach 1 4.6L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 8 Fuel-ups

  Property of wick68

• 18.8 Avg MPG

• My Mustang

  2003 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 65 Fuel-ups

  Property of tvermilya

• 18.0 Avg MPG

• Evilnag

  2003 Ford Mustang GT 4.6L V8 GAS Standard 5 Speed
  Added Mar 2017 • 8 Fuel-ups

  Property of scootergt

• 21.8 Avg MPG

• Mustang

  2003 Ford Mustang 3.8L V6 GAS Automatic 4 Speed Coupe
  Added May 2019 • 196 Fuel-ups

  Property of zarthross

• 24.0 Avg MPG

• My Mustang

  2003 Ford Mustang 3.8L V6 GAS Standard 5 Speed
  Added Mar 2018 • 3 Fuel-ups

  Property of jennyolivier73

• 8.8 Avg MPG

• Roush Mustang

  2003 Ford Mustang 3.8L V6 GAS Standard 5 Speed
  Added Mar 2016 • 285 Fuel-ups

  Property of csnapp

• 18.6 Avg MPG

• Car

  2003 Ford Mustang 3.8L V6 GAS Automatic 4 Speed
  Added Jan 2018 • 33 Fuel-ups

  Property of ranmasan

• 19.1 Avg MPG

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