Rivian R1S 21 inch Dual Large: MPG and fuel economy by year

The EPA has rated the Rivian R1S 21 inch Dual Large for one model year, the 2023 Rivian R1S 21 inch Dual Large. The most recent 2023 Rivian R1S 21 inch Dual Large returns 78 combined MPG.

Pick a year below to open the full Rivian R1S 21 inch Dual Large page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Rivian R1S 21 inch Dual Large. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2023	2023 Rivian R1S 21 inch Dual Large	78 MPG	82 MPG	74 MPG	$950

How the Rivian R1S 21 inch Dual Large compares against the Standard Sport Utility Vehicle 4WD class

Buyers usually compare the Rivian R1S 21 inch Dual Large against other cars in the same EPA class. The list below shows the most efficient cars in the Standard Sport Utility Vehicle 4WD class for the 2023 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.