Roborock S5 vs Xiaomi X20 Pro: S5 wins for reliability on hard floors, X20 Pro for raw power

The S5 doesn’t chase high-Pa numbers — it’s sufficient for hard floors and low-pile carpet, described as a proven workhorse that cleans without drama. The Xiaomi X20 Pro pushes 4,000 Pa alongside it, but the S5’s whole identity is reliability over raw power.