2023 Lexus LS 500h Specs

2 powertrain configurations on federal record for the 2023 Lexus LS 500h: 3.5L 6-cyl Premium Gasoline, in All-Wheel Drive and Rear-Wheel Drive, rated up to 25 MPG combined by the EPA.

Source: EPA federal records (fueleconomy.gov) · Updated 2026-10-26 · By CarWhere Research

2023 Lexus LS 500h engines, transmissions, drivetrains and EPA gas mileage
EngineTransmissionDrivetrainCityHighwayCombined
3.5L 6-cyl Premium GasolineAutomatic (AV-S10)All-Wheel Drive222925
3.5L 6-cyl Premium GasolineAutomatic (AV-S10)Rear-Wheel Drive222925

LS 500h by year

Buying a used LS 500h? Specs are the easy half.

then check the specific car: the Full VIN Report shows that VIN's factory build, recall record, and market history before you pay for it.

Frequently asked questions

What engines does the 2023 Lexus LS 500h have?

One powertrain on federal record: 3.5L 6-cyl Premium Gasoline, offered with Automatic (AV-S10) and All-Wheel Drive or Rear-Wheel Drive. The full per-configuration table is above.

What gas mileage does the 2023 Lexus LS 500h get?

EPA combined ratings run 25–25 MPG depending on configuration — the table above shows city/highway/combined for each engine, transmission, and drivetrain.

How do I get the specs for my exact VIN?

These are the federal-record configurations for the 2023 Lexus LS 500h overall. For one specific vehicle — its exact engine, trim, factory options, and original window sticker — decode the 17-character VIN free at carwhere.com/tools/vin-decoder.

Where does this data come from?

The U.S. EPA's public vehicle dataset (fueleconomy.gov) — the federal record of every US-market configuration since 1984 — refreshed 2026-10-26. Public-domain data; republish with attribution to CarWhere (carwhere.com).