Based on data from 18 vehicles, 958 fuel-ups and 252,962 miles of driving, the 1998 Lexus GS300 gets a combined Avg MPG of 20.01 with a 0.18 MPG margin of error.

Any Engine Type 3.0L L6 GAS (15) L6 GAS (3) Any Body Style Sedan (5) Any Submodel Base (15) Other (3)

Below you can see a distribution of the fuel-ups with 41 outliers (4.10%) removed.

Following shows the average MPG of each of the 18 vehicles in the system.

• Lexus GS300-Old

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2016 • 274 Fuel-ups

  Property of gzarazua

• 21.2 Avg MPG

• My GS300

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Dec 2019 • 19 Fuel-ups

  Property of eriworld

• 20.2 Avg MPG

• Lexi

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Sep 2016 • 11 Fuel-ups

  Property of redwasabi

• 21.3 Avg MPG

• Lexie

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2020 • 3 Fuel-ups

  Property of SloBenzW124

• 23.4 Avg MPG

• My GS300

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Aug 2018 • 61 Fuel-ups

  Property of tankme

• 23.7 Avg MPG

• GS300

  1998 Lexus GS300 3,0L L6 GAS Automatic 5 Speed Sedan
  Added Jan 2020 • 4 Fuel-ups

  Property of JonathanS13

• 15.5 Avg MPG

• Blaxus

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Nov 2017 • 83 Fuel-ups

  Property of deanonet

• 19.2 Avg MPG

• My GS300

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Nov 2018 • 3 Fuel-ups

  Property of julianpnce

• 48.9 Avg MPG

• Lexus GS300

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Dec 2017 • 10 Fuel-ups

  Property of sallu978

• 20.7 Avg MPG

• Beasty

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Jan 2021 • 213 Fuel-ups

  Property of mee108

• 19.2 Avg MPG

• Lilly

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed
  Added Mar 2017 • 7 Fuel-ups

  Property of haleighev

• 26.0 Avg MPG

• Nightwish

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Sep 2008 • 254 Fuel-ups

  Property of AZZBum

• 21.0 Avg MPG

• GS300

  1998 Lexus GS300 3,0L L6 GAS Automatic 5 Speed Sedan
  Added Jun 2015 • 16 Fuel-ups

  Property of sccHearn

• 19.0 Avg MPG

• GS300

  1998 Lexus GS300 3L GAS L6 Automatic 5 Sedan (4 Door)
  Added May 2015 • 20 Fuel-ups

  Property of Beetlebailey1990

• 16.5 Avg MPG

• STR8T6

  1998 Lexus GS300 GAS L6
  Added Mar 2014 • 7 Fuel-ups

  Property of guiltysky

• 19.2 Avg MPG

• Lexus

  1998 Lexus GS300 GAS L6
  Added Dec 2013 • 6 Fuel-ups

  Property of TumbleCow

• 17.1 Avg MPG

• zGS300

  1998 Lexus GS300 3.0L L6 GAS Automatic 5 Speed Sedan
  Added Mar 2019 • 85 Fuel-ups

  Property of Staeck20

• 19.2 Avg MPG

• Betsie

  1998 Lexus GS300 GAS L6
  Added Nov 2009 • 14 Fuel-ups

  Property of xxjutexx

• 20.3 Avg MPG