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Roborock - S9 MaxV Ultra reviews
Every piece of editorial coverage we've published on the Roborock - S9 MaxV Ultra, plus the formula behind its Mars Score.
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Buyer’s Guide
Best Robot Vacuums in 2026 — Lidar Nav, Self-Empty Bases, Mopping
Roborock and Dreame still lead, with Eufy and iRobot closing on the mid-tier. What to buy by floor type and household.
vsMars Editorial · 2026년 5월 10일
Mars Labs
Roborock S9 MaxV Ultra vs Dreame X40 Ultra — Pet Hair Pickup Lab
Standardized golden retriever hair distribution on three flooring types. Pickup percentage measured by pre/post weigh-in.
vsMars Labs · 2026년 5월 8일
User reviews
User review submissions open with our account system later this year. In the meantime, see the Mars Score methodology for how we score products without relying on crowd ratings.
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