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iRobot Roomba S9: Main Discussion
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There are a number of youtube comparisons which prefer the qm6k to the qm7k except for total brightness; any comments from anyone? If in a non-super-bright room, it would seem give some real-world advantage to the qm6k. Perhaps by not having so much brightness it’s avoiding blowing out details. It also is better calibrated out of the box per rtings