Roomba Combo j9+ Robot Vacuum & Mop
Highest scored product for this attribute based on supporting review evidence.
Highest scored product for this attribute based on supporting review evidence.
Balances the attribute score, supporting reviews, and overall product strength.
Has the broadest review evidence for this attribute.
Strongest overall product among items with scored evidence for this attribute.
Runtime was generally positive, with tests around 113 to 115 minutes and one reviewer seeing two and a half hours.
Pros: Obstacle Avoidance (Robot), Overall opinion
Cons: Maintenance requirements, Self-cleaning cycle
Runtime is strong, with one test finding 116 minutes and enough endurance for most homes.
Pros: Mop lifting system, AI, Smart, App and Automation
Cons: Overall opinion, Mopping performance
Runtime is a strength, with reviewers reporting around two hours and one measured 127-minute result.
Pros: Suction and Airflow, Hard Floor — Large Debris Intake
Cons: Map and Path Efficiency (Robot Vacuums), AI, Smart, App and Automation
Runtime is adequate to good, especially because reviewers noted large-area cleaning and recharge/resume support.
Pros: AI, Smart, App and Automation, Map and Path Efficiency (Robot Vacuums)
Cons: Mopping performance, Price and Value
Runtime was mixed: one reviewer praised the 120-minute run, while benchmarking found it below the average robot vacuum.
Pros: Overall opinion, Price and Value
Cons: Map and Path Efficiency (Robot Vacuums), Obstacle Avoidance (Robot)
Runtime evidence was limited and mixed: one reviewer called battery unimpressive, while another reported roughly 85 minutes.
Pros: AI, Smart, App and Automation, Map and Path Efficiency (Robot Vacuums)
Cons: Maintenance requirements, Dock noise
Runtime was mixed to weak: one review found it below average and another said double-pass cleaning drained the battery quickly.
Pros: Overall opinion, AI, Smart, App and Automation
Cons: Mopping performance, Noise level