I remember when I got my first robot vacuum. It was a simple model, but it was still exciting to take it out of the box and see for ourselves that this little circular machine can indeed clean our floor with the press of a button.

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,