2018 Lexus LS 500h AWD MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2018 Lexus LS 500h AWD.

The 2018 Lexus LS 500h AWD has a 311V Li-Ion electric motor which is charged via standard charger.

All MPG estimates are "MPG equivalent". This is a conversion of electric energy consumption to a gasoline equivalent.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2018 Lexus LS 500h AWD is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2018 Lexus LS 500h AWD Get?

First off, the most commonly asked question. A 2018 Lexus LS 500h AWD gets up to 23 miles per gallon in the city, and 31 miles per gallon on the highway.

The combined average MPG for the 2018 Lexus LS 500h AWD is 26 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2018 Lexus LS 500h AWD?

The estimated fuel costs for the 2018 Lexus LS 500h AWD is $2,850 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 2018 Lexus LS 500h AWD to an average vehicle over 5 years, you will spend $2,750 more on fuel.

🛢 How Many Barrels of Petroleum Does a 2018 Lexus LS 500h AWD Consume?

The 2018 Lexus LS 500h AWD will consume roughly 11 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

💨 How Many Grams of CO2 Does a 2018 Lexus LS 500h AWD Emit?

For every mile driven, the 2018 Lexus LS 500h AWD will emit 340 grams of CO2, which is about 5,100,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 174 trees would be needed to offset emissions from the 2018 Lexus LS 500h AWD.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2018 Lexus LS 500h AWD.

City MPG23
Highway MPG31
Combined MPG26
Save/Spend vs Average CarSpend $2,750
Fuel Cost$2,850
Fuel Type 1Premium
Electric Motor311V Li-Ion
ATV TypeHybrid
Barrels of Petroleum11
Grams of CO25,100,000
Trees Needed to Offset243
DriveAll-Wheel Drive
Cylinders6
Displacement3.5
TransmissionAutomatic (AV-S10)
Vehicle ClassMidsize Cars
Start/Stop?Yes
Supercharged?No
Turbocharged?No

Related Lexus Models from 2018

If you're interested in other Lexus models from 2018, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "2018 Lexus LS 500h AWD MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/lexus/ls-500h-awd/2018.

  • "2018 Lexus LS 500h AWD MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/lexus/ls-500h-awd/2018. Accessed January 3, 2026.

  • 2018 Lexus LS 500h AWD MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/lexus/ls-500h-awd/2018.