Rivian has released pricing and specifications for the R2, and we now know a lot more about the long-awaited $45,000 base model, which will appeal to a far broader audience than the nearly $60,000 Performance trim that's launching first. But there's a catch. Compared to rivals like the Tesla Model Y, Hyundai Ioniq 5, and Chevy Blazer EV, the entry-level R2 falls short in one critical area: driving range.