Yep, possibly the best time of year. Vacuums have been a core pillar of Black Friday home deals forever — and at this point, robot vacuum deals seem to have surpassed upright vacuum deals in terms of doorbusters. Though robot vacuums are one item that don't always follow the typical manufacturer calendar (old models put on sale in the fall to make room for new models announced in January), a ton of robot vacuums still see record-low pricing during Black Friday.