Roomba Combo j9+ Robot Vacuum & Mop

Verdict

The Roomba Combo j9+ is the most fully automated option in this lineup, with top-tier suction, advanced camera-based navigation, and a retracting mop that safely avoids carpets. Its dock empties dust and refills the water tank for weeks, making it ideal if you want a very hands-off cleaning system and are willing to pay for the extra smarts.

Pros

  • AI, Smart & App / Automation 1 review 5.0
    Adds dirt detective to prioritize rooms and integrates smart scrubbing with robust app routines and schedules.
  • Docking & Auto‑Empty Reliability (Robot) 1 review 5.0
    Self emptying base reliably removes debris to a disposable bag while also handling water refills to reduce upkeep.
  • Mop lifting system 1 review 5.0
    Retracting mop lifts on carpet and lowers on hard floors, enabling true vacuum and mop versatility without wet carpet risk.
  • Mopping performance 1 review 5.0
    Smart scrubbing doubles passes over dirtier spots and applies consistent pressure for effective maintenance mopping.
  • Obstacle Avoidance (Robot) 1 review 5.0
    Camera based obstacle avoidance with keep out zones helps the robot steer clear of common hazards and pet waste.
  • Solution / Liquid system 1 review 5.0
    Clean base includes a water reservoir that automatically refills the robot’s tank for about a month of mopping autonomy.
  • Suction & Airflow 1 review 5.0
    Delivers substantially higher suction than other Combo models, improving pickup on all floor types.
  • Map & Path Efficiency (Robot Vacuums) 1 review 4.8
    Precision vision navigation produces efficient maps and reliable straight line coverage with room targeting.