Based on data from 86 vehicles, 6,099 fuel-ups and 1,836,297 miles of driving, the 2009 Audi A4 gets a combined Avg MPG of 23.48 with a 0.15 MPG margin of error.

Any Engine Type 1.8L L4 GAS (5) 2.0L L4 GAS (31) GAS (1) H4 DIESEL (2) L4 DIESEL (16) L4 GAS (12) V4 DIESEL (1) V6 DIESEL (2) V6 GAS (1) Any Body Style Sedan (9) Wagon (4) Convertible (2) Any Submodel Trendy (1) Trendy Plus (1) Sport (4) Cabriolet (6) Luxury (7) Avant (12) Base (20) Other (35)

Below you can see a distribution of the fuel-ups with 447 outliers (6.83%) removed.

Following shows the average MPG of each of the 86 vehicles in the system.

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• Audi

  2009 Audi A4 DIESEL L4
  Added Dec 2013 • 3 Fuel-ups

  Property of ozanne

• 34.9 Avg MPG

• Birdie

  2009 Audi A4 GAS L4
  Added Sep 2011 • 75 Fuel-ups

  Property of MattoraFact

• 23.1 Avg MPG

• Rex

  2009 Audi A4 DIESEL L4
  Added Oct 2013 • 7 Fuel-ups

  Property of Haden

• 35.2 Avg MPG

• Audi A4 Sedan '08 (09) 2.0 TDI

  2009 Audi A4 DIESEL L4
  Added Dec 2013 • 6 Fuel-ups

  Property of mmakela

• 39.8 Avg MPG

• Audi A4 2.7 TDI

  2009 Audi A4 Avant
  Added Oct 2016 • 97 Fuel-ups

  Property of Vlediss

• 26.9 Avg MPG

• My Audi

  2009 Audi A4
  Added Jan 2013 • 26 Fuel-ups

  Property of violasrbest

• 28.1 Avg MPG

• B8

  2009 Audi A4 GAS L4
  Added Apr 2013 • 3 Fuel-ups

  Property of Ebenaudi

• 25.4 Avg MPG

• B8 TDi

  2009 Audi A4 DIESEL L4
  Added Jul 2013 • 6 Fuel-ups

  Property of a4dbcooper

• 36.5 Avg MPG

• Audi A4

  2009 Audi A4 DIESEL L4
  Added Mar 2013 • 4 Fuel-ups

  Property of Twix

• 24.4 Avg MPG

• Audi A3 TDi

  2009 Audi A4 2.0L L4 GAS Automatic CVT
  Added Sep 2016 • 32 Fuel-ups

  Property of jsmeenge

• 52.6 Avg MPG

• 2ltr SE

  2009 Audi A4 DIESEL L4
  Added Oct 2012 • 26 Fuel-ups

  Property of robthebank

• 39.7 Avg MPG

• Audi 1.8T Multitronic

  2009 Audi A4
  Added Jun 2012 • 14 Fuel-ups

  Property of Aquiva

• 29.6 Avg MPG

• Audi

  2009 Audi A4 GAS L4
  Added Sep 2012 • 14 Fuel-ups

  Property of edgardave

• 27.1 Avg MPG

• A4 Avant

  2009 Audi A4 DIESEL L4
  Added Aug 2012 • 6 Fuel-ups

  Property of AudiA4Avant

• 36.1 Avg MPG

• Audi A4 Avant

  2009 Audi A4 GAS L4
  Added Sep 2010 • 121 Fuel-ups

  Property of DrH

• 23.2 Avg MPG

• BUY

  2009 Audi A4 DIESEL L4
  Added Jul 2012 • 4 Fuel-ups

  Property of TeeKoo

• 61.1 Avg MPG

• a4

  2009 Audi A4 DIESEL L4
  Added Jun 2012 • 7 Fuel-ups

  Property of fightingbadger

• 37.8 Avg MPG

• Azra'il

  2009 Audi A4 GAS
  Added Oct 2011 • 34 Fuel-ups

  Property of SSK333

• 27.9 Avg MPG

• The Audi

  2009 Audi A4 GAS L4
  Added May 2012 • 4 Fuel-ups

  Property of pizzapatrol

• 19.2 Avg MPG

• Audi

  2009 Audi A4 GAS L4
  Added Feb 2012 • 12 Fuel-ups

  Property of gnosis8

• 22.8 Avg MPG

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