2023 Lexus NX 450h Plus 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 2023 Lexus NX 450h Plus AWD.

The 2023 Lexus NX 450h Plus AWD has a 40 and 134 kW AC Induction 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 2023 Lexus NX 450h Plus AWD is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2023 Lexus NX 450h Plus AWD Get?

First off, the most commonly asked question. A 2023 Lexus NX 450h Plus AWD gets up to 38 miles per gallon in the city, and 33 miles per gallon on the highway.

The combined average MPG for the 2023 Lexus NX 450h Plus AWD is 36 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2023 Lexus NX 450h Plus AWD?

The estimated fuel costs for the 2023 Lexus NX 450h Plus AWD is $1,750 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 2023 Lexus NX 450h Plus AWD to an average vehicle over 5 years, you will save $3,250 on fuel.

🛢 How Many Barrels of Petroleum Does a 2023 Lexus NX 450h Plus AWD Consume?

The 2023 Lexus NX 450h Plus AWD will consume roughly 3 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 2023 Lexus NX 450h Plus AWD Emit?

For every mile driven, the 2023 Lexus NX 450h Plus AWD will emit 87 grams of CO2, which is about 1,305,000 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 45 trees would be needed to offset emissions from the 2023 Lexus NX 450h Plus AWD.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2023 Lexus NX 450h Plus AWD.

City MPG38
Highway MPG33
Combined MPG36
Save/Spend vs Average CarSave $3,250
Fuel Cost$1,750
Fuel Type 1Premium and Electricity
Fuel Type 2Electricity
Electric Motor40 and 134 kW AC Induction
ATV TypePlug-in Hybrid
Barrels of Petroleum3
Grams of CO21,305,000
Trees Needed to Offset62
DriveAll-Wheel Drive
Cylinders4
Displacement2.5
TransmissionAutomatic (AV-S6)
Vehicle ClassSmall Sport Utility Vehicle 4WD
Start/Stop?Yes
Supercharged?No
Turbocharged?No

Related Lexus Models from 2023

If you're interested in other Lexus models from 2023, 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.

  • "2023 Lexus NX 450h Plus AWD MPG and Fuel Economy." MPG Buddy. Accessed on December 27, 2025. https://mpgbuddy.com/cars/lexus/nx-450h-plus-awd/2023.

  • "2023 Lexus NX 450h Plus AWD MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/lexus/nx-450h-plus-awd/2023. Accessed December 27, 2025.

  • 2023 Lexus NX 450h Plus AWD MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/lexus/nx-450h-plus-awd/2023.