Research-based: compiled from the manufacturer's information and Australian retailer listings. NXT Smart Home has not tested this product.
The iRobot Roomba Combo j9+ is an automated vacuum and mop combo paired with the Clean Base Auto-Fill Dock. Unlike hybrid cleaners that drag a damp mopping cloth over carpets, iRobot equipped the j9+ with an auto-retracting arm that swings the mop pad entirely on top of the machine when it detects soft flooring. The manufacturer reports that the j9+ provides increased vacuum suction alongside a dedicated SmartScrub setting, which uses repeated back-and-forth passes with downward pressure to loosen dried marks on hard surfaces. The bundled dock reduces routine intervention by collecting dry debris into a sealed disposal bag for up to 60 days and refilling the robot's onboard liquid reservoir for up to 30 days of cleaning.\n\n## Who it suits\nThis model suits homes with mixed flooring where rugs and carpet meet tiles or timber floorboards. Because the mopping pad lifts cleanly out of the way, you do not need to set up exclusion zones or worry about damp pile. It also suits pet-friendly households; according to iRobot, its obstacle recognition detects shoes, charging cables, and solid pet waste, backed by the company's Pet Owner Official Promise. Through the iRobot Home app, the Dirt Detective feature evaluates past runs to prioritise the dirtiest spaces first. However, buyers wanting completely hands-off mopping maintenance should note that while the base station refills the water tank, it does not wash or heat-dry the microfibre pad. Users who prefer to avoid rinsing and swapping mop pads by hand may prefer a system with a dedicated pad-washing station.\n\n## Australian notes\nUnits supplied by authorised Australian retailers come configured with an Australian 230V to 240V power cord and Regulatory Compliance Mark (RCM) certification. Connectivity operates over standard 2.4GHz Wi-Fi networks via the iRobot Home app, which integrates with Amazon Alexa and Google Assistant for voice routines. Because the vacuum uses an optical camera for navigation and obstacle detection, homeowners and renters mindful of household data should check iRobot's data handling policies alongside the Australian Privacy Principles. Retail purchases are covered by statutory consumer guarantees under the Australian Consumer Law, in addition to iRobot's 12-month manufacturer warranty. The Clean Base dock requires dedicated clearance on hard flooring near an electrical wall outlet, so check your floor plan before deciding on placement.