Based on data from 19 vehicles, 1,728 fuel-ups and 379,443 miles of driving, the 2020 Lexus GX460 gets a combined Avg MPG of 15.95 with a 0.17 MPG margin of error.

Any Engine Type 4.6L V8 GAS (19) Any Body Style Sport Utility (5) Any Submodel Base (1) Executive (1) Luxury (3) Premium (14)

Below you can see a distribution of the fuel-ups with 20 outliers (1.14%) removed.

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

• GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed Sport Utility
  Added Apr 2025 • 24 Fuel-ups

  Property of Li11y

• 14.7 Avg MPG

• My GX460

  2020 Lexus GX460 Luxury 4.6L V8 GAS Automatic 6 Speed
  Added Sep 2025 • 14 Fuel-ups

  Property of Fuckomckenzie

• 17.7 Avg MPG

• My GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Mar 2021 • 212 Fuel-ups

  Property of craistrick

• 16.3 Avg MPG

• Lexus GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Feb 2023 • 108 Fuel-ups

  Property of bcharkey

• 16.6 Avg MPG

• My Lexus GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Apr 2020 • 247 Fuel-ups

  Property of roman777

• 13.7 Avg MPG

• GX 460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Feb 2020 • 293 Fuel-ups

  Property of s2kivan

• 17.7 Avg MPG

• My GX460

  2020 Lexus GX460 4.6L V8 GAS Automatic 6 Speed
  Added Jun 2024 • 64 Fuel-ups

  Property of 2020GX

• 16.1 Avg MPG

• My GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Nov 2024 • 42 Fuel-ups

  Property of eksir

• 16.2 Avg MPG

• My GX460

  2020 Lexus GX460 Executive 4.6L V8 GAS Automatic 6 Speed
  Added Mar 2023 • 14 Fuel-ups

  Property of Camionero

• 33.7 Avg MPG

• My GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Aug 2020 • 226 Fuel-ups

  Property of Sportsman8

• 15.2 Avg MPG

• My GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added May 2023 • 15 Fuel-ups

  Property of AGGIEPILOT07

• 18.7 Avg MPG

• GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Nov 2023 • 93 Fuel-ups

  Property of Xcelrrate

• 14.0 Avg MPG

• Lexus GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed Sport Utility
  Added Nov 2023 • 113 Fuel-ups

  Property of Li11y

• 13.9 Avg MPG

• Lexus GX460

  2020 Lexus GX460 Luxury 4.6L V8 GAS Automatic 6 Speed
  Added Jan 2020 • 163 Fuel-ups

  Property of RJK72

• 16.5 Avg MPG

• My GX460

  2020 Lexus GX460 Luxury 4.6L V8 GAS Automatic 6 Speed
  Added Jul 2023 • 11 Fuel-ups

  Property of bhickey333

• 11.3 Avg MPG

• RedGX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed Sport Utility
  Added Jul 2020 • 81 Fuel-ups

  Property of muayboran

• 19.3 Avg MPG

• BRAD'S GX

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed Sport Utility
  Added Aug 2020 • 33 Fuel-ups

  Property of BradinSherman

• 16.1 Avg MPG

• Hiroshito

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed Sport Utility
  Added Feb 2020 • 91 Fuel-ups

  Property of Hiroshito

• 19.6 Avg MPG

• GX460

  2020 Lexus GX460 Premium 4.6L V8 GAS Automatic 6 Speed
  Added Jun 2020 • 12 Fuel-ups

  Property of 2010WGreg

• 16.3 Avg MPG