It's the final day of Amazon Prime Day, but it's not too late to get a heavy discount on a traditional or robotic vacuums from Amazon. We're hoping this sale helps ease some of the more granular vacuum-related decisions. Should you go corded, cordless or robotic? Dyson, iRobot or Shark? Are there any decent robotic vacuums that aren't Roombas? (Yes.) Until the very end of the Big Deal Days sale tonight, but until the very end, we'll search for discounts as tirelessly as an automated vacuum scours your floors for dirt, and post all the best deals here. Best Prime Day robot vacuum deals