Based on data from 19 vehicles, 1,325 fuel-ups and 439,081 miles of driving, the 2003 Lexus LS430 gets a combined Avg MPG of 19.83 with a 0.25 MPG margin of error.

Any Engine Type 4.3L V8 GAS (18) V8 GAS (1) Any Body Style Sedan (6) Any Submodel Base (18) Other (1)

Below you can see a distribution of the fuel-ups with 35 outliers (2.57%) removed.

Following shows the average MPG of each of the 19 vehicles in the system.

• LS 430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Sep 2022 • 35 Fuel-ups

  Property of jfyoung11

• 10.5 Avg MPG

• Lexus 03

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Oct 2017 • 58 Fuel-ups

  Property of tmcwil01

• 22.9 Avg MPG

• LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Aug 2020 • 26 Fuel-ups

  Property of AeroWagon

• 19.4 Avg MPG

• 2003 Lexus LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 271 Fuel-ups

  Property of choosehim

• 20.7 Avg MPG

• Lexus LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Sep 2019 • 76 Fuel-ups

  Property of jedwards706

• 21.8 Avg MPG

• My LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added May 2020 • 106 Fuel-ups

  Property of coopermor

• 21.5 Avg MPG

• LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Jan 2020 • 115 Fuel-ups

  Property of LS430Fan

• 25.2 Avg MPG

• Lexus LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Sep 2019 • 45 Fuel-ups

  Property of chiutran84

• 18.7 Avg MPG

• My LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Oct 2019 • 130 Fuel-ups

  Property of DeanRahimi

• 17.9 Avg MPG

• My LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Aug 2020 • 19 Fuel-ups

  Property of jmw3111

• 14.3 Avg MPG

• Lexus LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Aug 2016 • 270 Fuel-ups

  Property of jcrepas

• 18.3 Avg MPG

• My LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Jun 2019 • 3 Fuel-ups

  Property of aschultz108

• 19.0 Avg MPG

• Lexus

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Sep 2017 • 15 Fuel-ups

  Property of Purplehaze76

• 20.3 Avg MPG

• Lexus LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Apr 2017 • 59 Fuel-ups

  Property of mikemurphy100

• 20.3 Avg MPG

• My LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Jan 2017 • 47 Fuel-ups

  Property of Century21mm

• 17.4 Avg MPG

• 2003 LS430

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed Sedan
  Added Apr 2019 • 10 Fuel-ups

  Property of toddio

• 20.0 Avg MPG

• Lexus

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Nov 2017 • 139 Fuel-ups

  Property of russrobbins

• 21.9 Avg MPG

• Lexus

  2003 Lexus LS430 4.3L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 93 Fuel-ups

  Property of besty

• 22.6 Avg MPG

• GasGuzzler

  2003 Lexus LS430 GAS V8
  Added Dec 2012 • 4 Fuel-ups

  Property of FuelGuzlr

• 17.8 Avg MPG