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.

Every year during Prime Day, we see waves of robot vacuum deals, bringing the often-lofty price tags down to a more manageable level. For example, right now you can save $500 on the Dreame X50 Ultra Complete, now $1,299 (was $1,799) at Amazon, while in the UK it's now £899 (was £1,199) at Amazon.

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,