Based on data from 59 vehicles, 3,336 fuel-ups and 845,625 miles of driving, the 2003 Lexus IS300 gets a combined Avg MPG of 19.50 with a 0.09 MPG margin of error.

Any Engine Type 3.0L L6 GAS (52) L6 GAS (7) Any Body Style Sedan (13) Wagon (4) Any Submodel Sportcross (6) Base (46) Other (7)

Below you can see a distribution of the fuel-ups with 155 outliers (4.44%) removed.

Following shows the average MPG of each of the 59 vehicles in the system.

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• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Oct 2018 • 16 Fuel-ups

  Property of Moonflower1780

• 36.0 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2019 • 13 Fuel-ups

  Property of jpimm

• 16.6 Avg MPG

• 2003 Lexus IS300 SportCross

  2003 Lexus IS300 Sportcross 3.0L L6 GAS Automatic 5 Speed Wagon
  Added Sep 2019 • 14 Fuel-ups

  Property of Thuwa

• 19.8 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Nov 2019 • 4 Fuel-ups

  Property of nsaleh010

• 18.5 Avg MPG

• Millenium Falcon

  2003 Lexus IS300 3.0L L6 GAS Manual 5 Speed Sedan
  Added Jul 2015 • 35 Fuel-ups

  Property of localkineguy

• 20.8 Avg MPG

• 2003 Lexus IS300

  2003 Lexus IS300 3.0L L6 GAS Manual 5 Speed Sedan
  Added Aug 2019 • 6 Fuel-ups

  Property of dereknguyen

• 17.9 Avg MPG

• My IS300

  2003 Lexus IS300 Sportcross 3.0L L6 GAS Automatic 5 Speed
  Added Mar 2019 • 6 Fuel-ups

  Property of Zach_Smith1973

• 16.9 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Manual 5 Speed
  Added Oct 2018 • 3 Fuel-ups

  Property of megazordz

• 15.5 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Oct 2018 • 3 Fuel-ups

  Property of willmattkirk

• 17.7 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2017 • 35 Fuel-ups

  Property of Lexus_Boii

• 15.3 Avg MPG

• Miretta

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Aug 2018 • 4 Fuel-ups

  Property of snpai

• 14.7 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Standard 5 Speed
  Added Jun 2018 • 4 Fuel-ups

  Property of dylanuribe11

• 20.3 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Standard 5 Speed
  Added Jun 2016 • 88 Fuel-ups

  Property of Ferdanko

• 20.4 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Jan 2018 • 11 Fuel-ups

  Property of mbennett7804

• 17.9 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Nov 2017 • 9 Fuel-ups

  Property of gasguzzleris300

• 23.5 Avg MPG

• El Altezza

  2003 Lexus IS300 3.0L L6 GAS Manual 5 Speed
  Added Oct 2015 • 46 Fuel-ups

  Property of poland153

• 20.2 Avg MPG

• Lexus

  2003 Lexus IS300 3.0L L6 GAS Standard 5 Speed
  Added Mar 2017 • 103 Fuel-ups

  Property of MattGO

• 23.1 Avg MPG

• Lucy the Lexus

  2003 Lexus IS300 3.0L L6 GAS Standard 5 Speed Sedan
  Added Jan 2017 • 12 Fuel-ups

  Property of D3L_R0

• 17.9 Avg MPG

• Turbo IS300

  2003 Lexus IS300 3.0L L6 GAS Standard 5 Speed
  Added Jan 2016 • 55 Fuel-ups

  Property of killer_is300andy

• 13.3 Avg MPG

• My IS300

  2003 Lexus IS300 3.0L L6 GAS Automatic 5 Speed
  Added Jul 2017 • 3 Fuel-ups

  Property of andrewwilliams366

• 72.1 Avg MPG

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