Rivian's electric siblings have become our editor's new favorite off-road EV—and it's not just because of this awesome camping add-on. We put Rivian’s R1T and R1S through a 1,300-mile stress test. From comfort to range and versatility, they passed with flying colors. Read all about it at the link in our bio. 📸: Elliot Ross/Rivian #Rivian #EVs