Innovative Gadgets

The perfect robotic vacuum and mop

I miss having clear flooring. I have been utilizing quite a lot of Roombas through the years to assist out with vacuuming, however ever since my spouse and I had our second little one in 2022, mopping has turn out to be an afterthought. And actually, vacuuming can solely clear your ground a lot. I missed the shimmer of a mopped hardwood ground and the scent of Murphy Oil cleaner lingering within the air. As an alternative, I have been dwelling with much more toys, crumbs and an assortment of bodily waste (which three cats contribute to) on my flooring and carpets. Do not choose me (or any mother or father!), I am drained.

When Engadget’s personal Daniel Cooper extolled the virtues of iRobot’s first mixture robotic vacuum and mop, I used to be intrigued. I would already grown to like my Roombas, particularly after they gained the flexibility to dump their very own waste into their charging docks. However for them to mop as effectively? That simply gave the impression of an unattainable dream. So when iRobot introduced its second mixture flagship, the Roomba Combo j9+, I leapt on the likelihood to check it. (Sorry, Dan.)


The Roomba Combo j9+ is the perfect robotic vacuum and mop. It might probably simply suck up dust whereas additionally wiping down your flooring, and now it’s good sufficient to refill its personal water tank.


  • Wonderful vacuuming efficiency
  • Mops effectively by itself
  • Nice impediment (and poop) detection
  • Clear base is effectively designed
  • Stable battery life

  • Costly
  • Mopping pad isn’t nice for sticky messes

$999 at Amazon

I’ve examined iRobot’s Braava Jet m6 mopping robotic, which was introduced in 2019 and was notable for with the ability to work alongside the Roomba s9+. However it will have value me $499 and required clunky setup and upkeep. Plus, it was yet one more system that wanted to reside someplace in my house. It was in the end simpler for me to only run the Roomba and mop by hand each time I wanted to.

Roomba Combo j9+ with Clean BaseRoomba Combo j9+ with Clean Base
Picture by Devindra Hardawar/Engadget

The Roomba Combo j9+ (and the j7+ earlier than it) guarantees a far smoother expertise: It might probably concurrently vacuum and mop with out a lot extra effort in your half. All it’s essential do is add some water and cleansing resolution to its giant reservoir (saved neatly within the redesigned Clear Base) and fasten a mop pad. The corporate developed a novel mop arm that may routinely transfer up and down when wanted, which helps to keep away from leaving your carpets moist with residue.

Upkeep is pretty easy too: Wash the mop pads after a number of runs, add extra water when mandatory, and ensure the Roomba’s bristles do not get tangled with hair. As soon as the Clear Base is full, swapping its customized waste luggage takes just a few seconds.

Whereas we appreciated the Roomba Combo j7+ effectively sufficient, the brand new mannequin solves a number of the points we encountered. It might probably routinely refill its water tank from the Clear Base, whereas the j7+ required you to manually add liquid to the robotic. The Combo j9+ additionally affords stronger vacuum suctioning, which permits it to select up smaller particles and full jobs with fewer cleansing passes. Its new Clear Base additionally seems to be like a bit of furnishings, with a wooden high that you should utilize like an everyday desk. Its door swings open from the entrance and affords area for added waste luggage, equipment and a big reservoir for cleansing liquid.

Roomba Combo j9+ trash bagRoomba Combo j9+ trash bag
Picture by Devindra Hardawar/Engadget

iRobot claims the j9+ Clear Base permits for 30 days of hands-free mopping and 60-days of hands-free vacuuming, figures that appear exceedingly bold for many customers. In my testing, I wanted to take a look at the Roomba’s bristles not less than as soon as every week to take care of extraneous hair and random toys. And I positively needed to change the mop pad after two or three runs — in spite of everything, there isn’t any such factor as clear flooring with a unclean mop.

Just like the Roomba j7+ and s9 earlier than it, in addition to nearly each Roomba ever made, you will wish to clear your flooring of small particles and potential hazards earlier than beginning a run. As a Roomba consumer since 2005, I’ve grown to just accept that they are not magical cleansing gadgets. You will must put in a bit of labor to assist them run greatest. However the hot button is it is nonetheless simpler than manually vacuuming and sweeping your flooring and it is considerably cheaper than a cleansing service.

Because of iRobot’s OS 7, together with its digital camera and big range of sensors, the Roomba Combo j9+ is much better at routinely mapping your house than earlier fashions. After two runs, it tagged my kitchen, eating space and front room accurately, although I needed to hop into the iRobot app to distinguish between my front room and household room. The mapping might sound pointless should you’re utilizing a Roomba for the primary time (you can even disable it solely), however it’s the coronary heart of the vacuum’s routines. As an alternative of cleansing your complete house, you may program it to only clear the kitchen and eating room. Should you join your app to Alexa, Siri or Google Assistant, you can even use voice instructions to direct your robotic to particular areas.

After getting in scorching water over its earlier plans to promote house mapping knowledge, iRobot made an about face, gave up on that concept and began emphasizing privateness. The corporate says your mapping knowledge is saved within the iRobot Cloud for processing (one thing you can even disable), which is a “safe” setting with “strict entry controls, knowledge encryption at relaxation and in transit, and periodic audits to make sure entry is barely given to those that require it.”

In 2020, MIT Expertise Evaluate reported that growth variations of the Roomba J7 captured photos of a lady sitting on a bathroom and a baby taking part in on the ground, which made their solution to a library utilized by the labeling service Scale AI. iRobot stated that the individuals utilizing these gadgets had agreed to have their knowledge captured — they weren’t common shoppers. One draw back of utilizing any cloud-connected system, particularly one which goals to find out about your house, is that it will require sharing some knowledge. It is as much as you to find out if that is a worthwhile tradeoff for extra comfort.

Roomba Combo j9+ mop padRoomba Combo j9+ mop pad
Picture by Devindra Hardawar/Engadget

In relation to cleansing, the Roomba Combo j9+ virtually mesmerized me because it balanced vacuuming and mopping duties. Initially of each mopping job, the robotic emerged from the Clear Base, rotated and studiously refilled its liquid tank. It is like watching R2D2 go to the toilet in reverse. Because it was beginning each job on my wooden ground, the Roomba then lowered its mopping pad from its high (it has a ‘lil mop hat!) and spun up its vacuum. Then, it proceeded to maneuver ahead, sucking up dust whereas the scrubbing pad cleaned proper behind, a virtuoso present of autonomous cleansing acrobatics.

Should you do not want a full cleansing, you might additionally use the iRobot app to have the j9+ simply vacuum or mop (helpful should you’ve simply gone to city in your flooring with a handbook vac). The iRobot app enables you to management the variety of cleansing passes per job (one, two or “room-size”, which tackles giant rooms as soon as and smaller areas two to 3 instances), in addition to the quantity of water for each mopping job (eco, normal or extremely). You too can select between low, medium and excessive suction choices (which get progressively louder, as you’d anticipate).

Roomba Combo j9+Roomba Combo j9+
Picture by Devindra Hardawar/Engadget

The iRobot app additionally enables you to flip the Roomba’s impediment detection on and off, although you will seemingly by no means wish to disable it. In my testing, the Roomba Combo j9+ managed to keep away from footwear, toys and different objects in its path. It additionally quietly got here to a halt each time my youngsters or cats stepped in entrance of it. iRobot’s promise to keep away from pet poop (the aptly named Pet Proprietor Official Promise) additionally applies to the j9+. If the corporate’s poop-optimized laptop imaginative and prescient algorithms in some way miss a canine or cat mess in your house, iRobot says it would ship you a brand new Roomba at no cost throughout the first 12 months of buy. The corporate will solely ship out one substitute, although, and the assure would not apply to non-solid waste (together with diarrhea) or poop from one other animal.

Earlier than you ask, sure, I examined this. I positioned a little bit of cat poop in entrance of the j9+ and watched with fear because it approached the stinker. Fortunately, it stopped about six inches away and instantly backed off, as if it was petrified of the horrors it was about to inflict on itself. My flooring had been grateful, as was I.

Roomba Combo j9+ poop avoidingRoomba Combo j9+ poop avoiding

The Roomba Combo j9+ carried out admirably as a mop. It wasn’t all the time excellent, and I may sometimes make out streaks, however it nonetheless appeared rather a lot higher than when counting on mere vacuuming. After my first cleansing session, my flooring beamed within the daylight with a glow I hadn’t seen in months. And better of all, it required little or no effort on my half, except for a little bit of tidying up. Even my notoriously choosy mother observed my flooring sparkled extra once they visited proper after the Roomba labored its magic.

In response to iRobot, the j9+ options twice the scrubbing efficiency of the j7+. Whereas I could not take a look at the distinction straight, I can verify it is a cussed little bot in the case of robust conditions like dried litter paw prints and caked-in dust. It managed to completely clear up these messes, however I would be cautious of letting it sort out something worse, not less than not with out altering the mopping pad proper afterwards. The j9+ might be able to keep away from streaking poop round your own home, however having your flooring painted with a muddy mop may also be terrible.

Roomba Combo j9+Roomba Combo j9+
Picture by Devindra Hardawar/Engadget

A rogue j9+ may do loads of harm round your house, since its battery life has additionally been improved. It usually cleared my first ground in round two hours while not having a charging break. At one level, it ran for 2 and a half hours and not using a sweat. That ought to make this Roomba fairly succesful even you probably have a big house. A full ground cleansing took between half-hour and an hour longer than the j7+, however that is sensible because it’s additionally mopping and being extra diligent about vacuuming.

At $1,400, the Roomba Combo J9+ is just too costly for most individuals trying to purchase their first robovac. Even when iRobot is working a sale (we have seen it drop the worth all the way down to $999), the Combo j9+ is fairly dear, however that lower does make the j9+ extra palatable for longtime Roomba house owners who’ve realized methods to match the bot into their cleansing routines. iRobot is not fully out of line with its pricing: The competing Roborock S7 Max Extremely affords related vacuum and mopping options and usually sells for $1,299 (it is also on sale for $999 in the mean time).

There’s nonetheless no robotic vacuum equal to the Jetson’s Rosie the Robotic, however the Roomba Combo j9+ is the closest we have up to now. iRobot has constructed upon its wonderful robotic vacuum platform to ship one thing that may lastly mop your flooring and not using a sweat. And whereas it could appear a tad exorbitant, the price could also be price it for folks who, like me, forgot what really clear flooring appeared like.

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