Prime Day is nearly as good a time to buy a robot vacuum on sale as Black Friday. For new robot vacuums that debuted at CES 2025, it's the first big sale event of the year — most of them were far too fresh to go on sale for Amazon's Big Spring Sale in March.

Including a delightful upholstery cleaner, an on-sale Dyson, $200 off the wet-dry vacuum that flew through our tester’s gauntlet of spilled cereal and dried maple syrup, and an efficient German vacuum squeegee.

Amazon Prime Day includes tons of vacuum deals that go up to 80 percent off. Shoppers can score discounts on cordless vacuum cleaners, uprights, robot vacuums, and handhelds from top brands including Dyson,