Based on data from 17 vehicles, 2,869 fuel-ups and 740,260 miles of driving, the 1998 Lexus GS400 gets a combined Avg MPG of 19.17 with a 0.19 MPG margin of error.

Any Engine Type 4.0L V8 GAS (17) Any Body Style Sedan (6)

Below you can see a distribution of the fuel-ups with 23 outliers (0.80%) removed.

Following shows the average MPG of each of the 17 vehicles in the system.

• Lexus GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 286 Fuel-ups

  Property of Enrique34

• 15.0 Avg MPG

• My GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Mar 2017 • 183 Fuel-ups

  Property of jsills

• 15.5 Avg MPG

• GS

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Feb 2018 • 259 Fuel-ups

  Property of lemmings_rule

• 18.1 Avg MPG

• GS 400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Apr 2018 • 134 Fuel-ups

  Property of johnno92

• 16.4 Avg MPG

• 1998 Lexus GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Mar 2019 • 212 Fuel-ups

  Property of eng50

• 21.1 Avg MPG

• GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Nov 2019 • 5 Fuel-ups

  Property of gs400dave

• 21.5 Avg MPG

• 98 V8

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Oct 2023 • 20 Fuel-ups

  Property of MCDavis

• 19.9 Avg MPG

• Cassia

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Oct 2023 • 19 Fuel-ups

  Property of rjzhang100

• 15.9 Avg MPG

• Lexus Christ

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Jun 2017 • 378 Fuel-ups

  Property of GrVitesse

• 20.5 Avg MPG

• GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Jun 2016 • 200 Fuel-ups

  Property of Brokeback

• 23.9 Avg MPG

• My GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Jul 2014 • 179 Fuel-ups

  Property of blondeguy

• 15.6 Avg MPG

• GS

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed Sedan
  Added Mar 2019 • 253 Fuel-ups

  Property of Eyesofthunder

• 22.2 Avg MPG

• Lexus GS 400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 199 Fuel-ups

  Property of MrGura

• 16.7 Avg MPG

• GS400

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Mar 2017 • 117 Fuel-ups

  Property of Jafritch

• 19.8 Avg MPG

• Lexus

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Aug 2016 • 612 Fuel-ups

  Property of cwcomfort

• 22.8 Avg MPG

• Lexy

  1998 Lexus GS400 4.0L GAS V8 Automatic 5 Sedan (4 Door)
  Added Jan 2015 • 12 Fuel-ups

  Property of beautrix

• 19.5 Avg MPG

• Lexus

  1998 Lexus GS400 4.0L V8 GAS Automatic 5 Speed
  Added Aug 2016 • 75 Fuel-ups

  Property of allwheeldrive

• 22.5 Avg MPG