iRobot has announced a new line of Roombas, a year after it debuted its first lidar-based robot vacuums just prior to filing for bankruptcy . This week, it introduced eight robot vacuums that improve on its prior lineup and feature lower prices, some up to £200 (about $270) cheaper. Key changes include higher suction power, a smaller overall size to better navigate your home, more models with roller mops, and the introduction of “hot spot mopping.”

iRobot, which underwent a reboot and is now owned by Shenzhen Picea Robotics , a Chinese original design manufacturer of robotic vacuums, says its new lineup is up to 25 percent smaller for “many” models, better enabling them to move around homes with low furniture, as low as 9cm.…