Cordless Vacuum Guide provides unbiased and in-depth reviews of cordless vacuums, robot vacuums, and other related products, with a focus on real-world testing and data-based analysis.
The Roomba S9+ Robot Vacuum offers unparalleled cleaning performance and convenience with its advanced features and clean base station, but its steep price tag makes it a premium choice for those willing to invest.
...Cleaning Debris on Both Surfaces Excellently...
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...Amazing at Deep Cleaning Embedded Sand...
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๐งน Amazing cleaning performance on hard floors and carpets
...Itโs perhaps the best-performing robot vacuum for vacuuming debris on hard floors and carpets...
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๐ Highest airflow amongst tested robot vacuums
...Airflow is excellent, with as much as 25 CFM in its highest setting โ the highest so far amongst the robot vacuums Iโve tested...
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๐งฉ Wider rollers for efficient debris pickup
...The wide extractors plus relocation also necessitated changes to the side brush design, which is now smaller in diameter, has two more arms, and closer to the edge, making the S9 one of the best, if not the best, robot vacuum cleaning edges...
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๐บ๏ธ Effective mapping and zone cleaning
...Imprint smart mapping allows it to draw maps, pinpoint its location, and clean specific zones...
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๐ช Handles near-edge and crevice cleaning well
...It aced the edge cleaning test, picking up nearly every crumb on this area. Also, it picked up most debris in this quarter inch crevice โ a positive side effect of having high airflow...
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๐ Saves up to 10 map levels
...One positive with the S9 app can save up to 10 map levels, six more than Roborock and eight more than Ecovacs...
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๐ Superior deep cleaning capabilities
...Right now, itโs the best deep cleaning robot vacuum out of all the brands Iโve tested with a 93% pick up, thanks to the high airflow, extra-wide extractors, and dirt detect...
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๐ฆ Convenient clean base station
...The clean base station adds a layer of convenience since it empties the robotโs dustbin for you, ridding you of this task...
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๐งโ๐ป Customizable cleaning settings
...Custom settings are also available, providing consumers an option to control the power setting manually or increase the number of passes to two if needed for a more thorough clean...
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๐งฐ Low maintenance extractors
...One telltale sign of having high airflow is the absence of build-up on the brush roll assembly, which was the case with most robot vacuums Iโve tested. In the S9, there wasnโt much, if any since most of it was picked up and inside the dust container...
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๐ธ High cost makes it less accessible for many users
...It lacks several features, like live maps and invisible wall, that would greatly enhance usability...
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๐ฆ Reliance on a light source can be limiting
...One drawback to using a camera is its reliance on a light source...
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โฑ Shorter run time at max power setting
...With the S9, it maxes out at 75 minutes with the lowest setting. If you use max power exclusively, that number drops to around 45 minutes...
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๐ฃ Produces loud noise during operation
...Another downside of using a powerful motor is the noise. The S9 ranged between 67.7 and 74.1 decibels based on the sound meter test, so it gets loud...
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๐ Uses a smaller capacity battery
...One reason is iRobot uses a smaller capacity battery versus its competitors, which is a huge factor...
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๐งน Rollers require some maintenance to manage hair tangles
...One downside of having high airflow is how the extra juice cuts into the run time...
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Cordless Vacuum Guide
Cordless Vacuum Guide provides unbiased and in-depth reviews of cordless vacuums, robot vacuums, and other related products, with a focus on real-world testing and data-based analysis.