Amazon Spring Sale robot vacuum deals: The best sales from Dyson, Shark, iRobot and others

We might not have personal robot butlers that can clean our entire home, but when it comes to automatically cleaning floors, the future has been delivered. And thanks to Amazon’s Spring Sale , a number of models are currently discounted. We’ve tested dozens of robot vacuums to produce two guides on the subject — one for the best of the best and one for budget models . We’ve also tested