For a limited time, Walmart is taking up to $250 off select Shark vacuums, purifiers, and hair care devices. After discount, ...

And to see our top recommendations among rivals, have a look at our round-up of the best robot vacuums we’ve tested.

On test here, to give it its full meaty moniker, is the Shark PowerDetect 2-in-1 Robot Vacuum and Mop with NeverTouch Pro ...