If you’re looking to add a robot vacuum to your arsenal of household appliances, Amazon Prime Day might be the best time to snag one. Last year, we noticed many individuals were looking for deals around these vacuum cleaners, as robot vacuums have grown in popularity over the years for their ability to clean floors without putting your back into them. Our partners at Good Housekeeping say you need to keep three things in mind when buying a robot vacuum: space, features and price. We’re tackling that last one in this article while our friends at Good Housekeeping fill in the gaps on features. We’ll let you decide what robot vacuum that’s on sale for Prime Day works best for your space. Here’s a list of some robot vacuums we found marked down.The best overall robot vacuum is 40% off for Prime DayOur partners at Good Housekeeping say the iRobot Roomba s9+ robot vacuum is the best overall robot vacuum you could buy in 2023. “It excelled in our hard floor cleaning tests, picking up 99% of the dry oats, sand, baking soda, nuts and screws that we spread on the floor, snagging a spot in our list of the best vacuums for hardwood floors along the way,” Good Housekeeping experts said. “In fact, it performed so well, the only test where it earned less than a 99% pickup rate was in carpet pickup tests where the average pickup of all vacuums was just 73%.” It also comes with a self-emptying base that holds up to 60 days of debris after the robot vacuum empties its vacuum bin. As of this writing, the iRobot Roomba s9+ robot vacuum is 40% off its original price. Deal alert: A robot vacuum that can also mop is 23% off ahead of Prime DayGet you a robot vacuum that can also mop to get you a two-in-one special with the roborock S7 MaxV Ultra robot vacuum and mop, rated the best robot vacuum and mop combo for deep cleaning by our partners at Good Housekeeping.“In our tests, it wowed us with its excellent floor coverage, going back to cover the corners of a room it missed on the first pass,” Good Housekeeping experts said. “It automatically lifts the mop pads when it senses carpets and adjusts the suction and mopping intensity according to the room it’s cleaning.”As of this writing, the roborock S7 MaxV Ultra robot vacuum and mop is 23% off its original price. This robot vacuum is the best self-emptying robot vacuum for pet hairIf you have a furry friend at home then this robot vacuum and mop combo from AIRROBO could be the Prime Day deal for you. It's rated the best self-emptying robot vacuum for pet hair by our partners at Good Housekeeping."When we tested self-emptying robot vacuums, the Airrobo T10+ was the only model to leave our test carpets completely free of faux pet hair," Good Housekeeping experts said. "Best of all, it suctioned all the pet hair into the robot's dust bin, leaving no pet hair stuck in the brush roll."As of this writing, the AIRROBO T10+ robot vacuum and mop with self-empty base is 40% off its original price.Other robot vacuum Prime Day deals you should know aboutHere are some deals we found on other robot vacuums that we wanted to share with you.Save 76% on the ZCWA robot vacuum and mop combo Save 57% on the eufy by Anker RoboVac X8 robot vacuum Save 67% on the Lefant robot vacuum cleaner Save 45% on the iRobot Roomba 692 robot vacuumSave 43% on the roborock Q5+ robot vacuum with self-empty dockSave 22% on the eufy BoostIQ RoboVac 11S robot vacuumSave 22% on the Shark AV911S EZ robot vacuum with self-empty base Save 20% on the iRobot Roomba s9+ robot vacuum and Braava Jet m6 mop bundleClick on the link below to find more great deals ahead of Prime Day.