Samsung POWERbot R7040 Robot Vacuum vs Roborock Q10 PF Robot Vacuum and Mop

The Roborock Q10 PF is the better all-round pick for most homes: it vacuums and mops, uses LDS laser navigation that maps rooms reliably, and has an anti-tangle brush that suits pet hair and long hair. The Samsung POWERbot R7040 is a vacuum-only machine with a wider 11 3/8-inch cleaning path, a low 3.8-inch body that fits under more furniture, and an edge blade that reaches corners. Owners rate the Samsung well but report it is louder and its camera-based mapping is less precise than laser mapping; the Roborock's higher rating comes from a smaller sample, so treat it as promising rather than proven.

• Choose the Samsung POWERbot R7040 if you only need vacuuming, want a slim body that slides under low furniture, and value the corner-cleaning edge blade.
• Choose the Roborock Q10 PF if you want one machine to vacuum and mop, need reliable room mapping, and want an anti-tangle brush for pet or long hair.