Second the 675. Best Buy had it in-store for $199 so I got one before my state's stay-at-home order and love it. It's not the smartest Roomba ever (it bumps ar

Second the 675. Best Buy had it in-store for $199 so I got one before my state's stay-at-home order and love it. It's not the smartest Roomba ever (it bumps around a lot to learn its environment--I don't think its sensor suite is that advanced) but it does the job just fine. I just let it run while I'm working. There's a psychological benefit to having clean floors, especially when one is home a lot these days.