Design und Verarbeitung

• Roborock S8 MaxV Ultra has a slightly superior build quality compared to Dreame X40 Ultra, making it appear more premium.

Reinigungsaufwand

• The Dreame X40 Ultra's station is easier and quicker to clean, offering a more user-friendly maintenance experience than the Roborock S8 MaxV Ultra.

Technologie und Hindernisvermeidung

• Both devices exhibit effective obstacle avoidance technology, with Dreame utilizing Action AI and Roborock employing Reactive AI 2.0, leading to a tie in this category.

Navigation

• Initial setup showed Dreame X40 Ultra completing its tasks quicker, but both navigated effectively, with minor navigation advantages observed in both without a clear winner.

Saug- und Wischleistung

• Dreame X40 Ultra leads in suction power with 12,000 Pascals compared to Roborock's 10,000 Pascals, specifically making a difference in carpet cleaning.
• When it comes to mopping, both use different technologies — Roborock with a vibrating mop and Dreame with rotating pads, each having its strengths, with Dreame slightly outperforming due to better features like the extendable side brush.

App-Steuerung und Individualisierung

• Both vacuum cleaner models offer extensive app controls and customization, with the Roborock app having a more pleasing visual interface but Dreame offering more setting options.

Lautstärke und Station-Leistung

• Dreame is slightly quieter in operation despite having greater suction power and also quieter when mopping because of its technology. However, the Roborock's station operates more quietly during dust collection, water tank filling, and mop washing processes.

Fazit

• By tallying the performance in various categories, Dreame X40 Ultra slightly prevails, although the Roborock S8 MaxV Ultra excels in build quality. The decision between the two might ultimately depend on personal preference for mopping technology and the emphasis on build quality. Both devices represent top-tier options in robot vacuum technology.