Roomba Combo j9+ Robot Vacuum & Mop
Verdict
The Roomba Combo j9+ is iRobot’s flagship robot vacuum and mop, aimed at buyers who want maximum automation, power, and carpet-safe mopping. With the most powerful suction in the lineup, a retracting mop arm, a clean base that refills its water tank, and advanced app features like Dirt Detective and Smart Scrubbing, it is an excellent premium choice for busy homes that want to touch their floors and robot as little as possible.
Pros
-
AI, Smart & App / Automation ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 5.0Adds dirt detective to prioritize rooms and integrates smart scrubbing with robust app routines and schedules.
-
Mop lifting system ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 5.0Retracting mop lifts on carpet and lowers on hard floors, enabling true vacuum and mop versatility without wet carpet risk while applying firm downward pressure for consistent contact.
-
Mopping performance ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 5.0Smart scrubbing doubles passes over dirtier spots and applies consistent pressure for effective maintenance mopping, and its retracting mop design proved highly effective at mopping hard floors while keeping carpets dry in testing.
-
Solution / Liquid system ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 5.0Clean base includes a water reservoir that automatically refills the robot’s tank for about a month of mopping autonomy, holding roughly 30 days of water to maximize hands-off operation.
-
Suction & Airflow ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 5.0Delivers substantially higher suction than other Combo models, improving pickup on all floor types.
-
Emptying & Mess Control ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 4.5Self emptying base reliably moves debris from the robot into a disposable bag, reducing how often owners handle the dust bin and fitting its role as a low maintenance flagship.
-
Map & Path Efficiency (Robot Vacuums) ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 4.5Precision vision navigation produces efficient maps and reliable straight line coverage with room targeting.
-
Obstacle Avoidance (Robot) ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 4.5Camera based obstacle avoidance with keep out zones helps the robot steer clear of common hazards and pet waste.
-
Pet-Ready Features ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ 1 review 4.5Camera-based navigation and keep out zones are paired with a pet waste avoidance guarantee, making the Combo j9+ attractive for pet owners worried about accidents.
