Based on data from 26 vehicles, 2,136 fuel-ups and 609,576 miles of driving, the 2005 Lexus IS300 gets a combined Avg MPG of 20.30 with a 0.14 MPG margin of error.

Any Engine Type 3.0L L6 GAS (20) GAS (1) L6 GAS (5) Any Body Style Sedan (5) Wagon (1) Any Submodel Sportcross (3) Base (17) Other (6)

Below you can see a distribution of the fuel-ups with 114 outliers (5.07%) removed.

Following shows the average MPG of each of the 26 vehicles in the system.

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• IS

  2005 Lexus IS300 3L GAS L6 Standard 5 Sedan (4 Door)
  Added May 2015 • 408 Fuel-ups

  Property of nottheeasterbunny

• 22.5 Avg MPG

• Lexus IS300

  2005 Lexus IS300 3.0L L6 GAS Manual 5 Speed
  Added Sep 2016 • 378 Fuel-ups

  Property of noburo408

• 19.3 Avg MPG

• IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Sep 2016 • 294 Fuel-ups

  Property of brianwtrue

• 20.5 Avg MPG

• My IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Dec 2022 • 86 Fuel-ups

  Property of danahalleck

• 19.5 Avg MPG

• 2005 Lexus IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added May 2020 • 10 Fuel-ups

  Property of Noe757

• 21.9 Avg MPG

• My IS300 Sportcross

  2005 Lexus IS300 Sportcross 3.0L L6 GAS Automatic 5 Speed
  Added Feb 2020 • 16 Fuel-ups

  Property of nb8ct

• 16.2 Avg MPG

• Daily Wagon

  2005 Lexus IS300 Sportcross 3.0L L6 GAS Automatic 5 Speed Wagon
  Added Jun 2020 • 16 Fuel-ups

  Property of kidd

• 16.7 Avg MPG

• My IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Jul 2019 • 73 Fuel-ups

  Property of theflexus

• 17.4 Avg MPG

• My IS300

  2005 Lexus IS300 Sportcross 3.0L L6 GAS Automatic 5 Speed
  Added Dec 2019 • 14 Fuel-ups

  Property of kdaelo01

• 12.3 Avg MPG

• 2005 Lexus IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Sep 2017 • 6 Fuel-ups

  Property of bweezyr

• 20.0 Avg MPG

• My IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Jun 2019 • 6 Fuel-ups

  Property of mandomurillo

• 19.3 Avg MPG

• IS300

  2005 Lexus IS300 3.0L L6 GAS Standard 5 Speed Sedan
  Added Jan 2015 • 32 Fuel-ups

  Property of asianguy80

• 20.7 Avg MPG

• Lexus

  2005 Lexus IS300 3.0L L6 GAS Manual 5 Speed Sedan
  Added Jan 2015 • 54 Fuel-ups

  Property of pburnett

• 22.1 Avg MPG

• My IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2017 • 18 Fuel-ups

  Property of stiz21

• 16.2 Avg MPG

• My IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2017 • 17 Fuel-ups

  Property of dilshad_s

• 13.5 Avg MPG

• Lexus IS300

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Mar 2017 • 76 Fuel-ups

  Property of roberth5184

• 19.9 Avg MPG

• Lexus

  2005 Lexus IS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Oct 2016 • 12 Fuel-ups

  Property of renofly

• 23.5 Avg MPG

• My IS300

  2005 Lexus IS300 3L GAS L6 Automatic 5
  Added Mar 2015 • 9 Fuel-ups

  Property of cdekete

• 19.1 Avg MPG

• Subie

  2005 Lexus IS300 3.0L L6 GAS Standard 5 Speed
  Added Sep 2016 • 363 Fuel-ups

  Property of noburo408

• 19.2 Avg MPG

• lexus

  2005 Lexus IS300 GAS
  Added Feb 2014 • 8 Fuel-ups

  Property of mooman

• 20.7 Avg MPG

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