How does the Q5 Pro compare to the Roomba j7+ in performance and price?

The Q5 Pro delivers 90% of the performance of the [Roomba j](https://www.amazon.com/s?k=Roomba+j&tag=wehavethat-20)7+ at 75% of the price, with a $150 gap. You give up almost nothing on cleaning for a meaningful price cut. The Q5 Pro is the anti-premium play.