Buy.com offers the iRobot Roomba 400 Bagless Robotic Vacuum in Red for $99.99. With free shipping, it's the lowest total price we could find by $25, though it was offered for a buck less back in May (now expired). This robotic vacuum automatically adjusts between different floor surfaces, from mid-pile carpet to hardwood floors. It lasts for 2-1/2 hours on a full charge.
Read »
