A rival of the GMC Hummer EV SUV, the Rivian R1S is a midsize luxury electric SUV that shares most of its components with the R1T pickup. This vehicle can be equipped with two, three or even four motors, with performance improving accordingly. Customers can also choose between three battery packs (92.5 kWh, 108.5 kWh, 140 kWh). A major technical update was performed last year. For 2026, Rivian is discontinuing the tri-motor California Dune edition.