Below, I'm tracking the robot vacuum deals live ahead of Black Friday. Deals are organized into two sections: robot vacuums that don't mop and robot vacuum and mop combos, with self-emptying docks noted when applicable. Within each category, all robot vacuum deals are ordered by price from cheapest to most premium.

iRobot Roomba i4+: was $599 now $485 @ Amazon The iRobot Roomba i4+ is a newer version of the i3+. We named the latter one of the best Roombas you can buy. Although we haven't tested the i4+, this model promises more battery life and the ability to detect dirtier areas of your home and focus on those areas.

Consumer technology writer Gareth Butterfield delves into iRobot's early Black Friday sale - and one of the deals is almost too good to be true

Black Friday is less than a month away, but you don't have to wait to shop early savings on top tech like tablets, phones, TVs, laptops, and more.

We're only a month away from one of the best saving events of the year — Black Friday! And from preparing your home for the upcoming holidays to purchasing gifts for everyone on your list, Best Buy is your one-stop shop offering some of the best deals of the season.

Check out our Deals page for more discounts on our favorite Wirecutter picks. I’ve covered Black Friday sales for Wirecutter since 2016, vetting hundreds of thousands of bombastic bargain claims and navigating seas of mediocre “blowout” TV deals.