Acura RLX Vehicle Class & EPA Size Category

The EPA classifies the 2020 Acura RLX as a Midsize Cars, a rating based on body style and interior volume.

Latest model year (2020):

The Acura RLX is classified by the EPA as a Midsize Cars.

Verifiedfueleconomy.gov · Verified August 9, 2026

Acura RLX Vehicle Class — All Years

YearTrimVehicle ClassDriveFuel TypeMPG Comb.
2020Auto (AM-S7), 6 cyl, 3.5 LMidsize CarsAll-Wheel DrivePremium Gasoline28
2020Auto (S10), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23
2019Auto (AM-S7), 6 cyl, 3.5 LMidsize CarsAll-Wheel DrivePremium Gasoline28
2019Auto (S10), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23
2018Auto (AM-S7), 6 cyl, 3.5 LMidsize CarsAll-Wheel DrivePremium Gasoline28
2018Auto (S10), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23
2017Auto (AM-S7), 6 cyl, 3.5 LMidsize CarsAll-Wheel DrivePremium Gasoline29
2017Auto (S6), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23
2016Auto (AM7), 6 cyl, 3.5 LMidsize CarsAll-Wheel DrivePremium Gasoline30
2016Auto (S6), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23
2015Auto (S6), 6 cyl, 3.5 LMidsize CarsFront-Wheel DrivePremium Gasoline23

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Acura RLX Vehicle Class FAQ

What class of vehicle is the Acura RLX?

The EPA classifies the Acura RLX as a Midsize Cars. This classification is based on interior volume and body style and affects how its fuel economy is compared with other vehicles.

Is the Acura RLX considered a small or large vehicle?

Based on its EPA class (Midsize Cars), the Acura RLX is grouped with vehicles of similar size and interior volume. The class can change between model years when the body is redesigned.

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