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Roborock Q7 M5 Self-Empty Robot Vacuum clearly outperforms the Xiaomi Robot Vacuum S40 Pro in the robot vacuums category, especially in performance, scoring 64 vs 35. If you want the better overall robot vacuums, Roborock Q7 M5 Self-Empty Robot Vacuum is the recommended choice.
Picking Roborock Q7 M5 Self-Empty Robot Vacuum over Xiaomi Robot Vacuum S40 Pro means trading these off.
Scores are relative within the robot vacuumscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✓ Pros
✗ Cons
| Spec | Roborock Q7 M5 Self-Empty Robot VacuumW | Xiaomi Robot Vacuum S40 Pro |
|---|---|---|
| Price | 249.99$ | 449$ |
| Battery | 5200mAh | 5200mAh |
| Battery Life | 3hrs✓ | 2.5hrs |
| Bluetooth | Yes | 5.0 |
| Wi-Fi | Yes | true |
| Water Resistance | IPX7 | — |
| Weight | 3500g | 3200g✓ |
| Colors | Black, White | Black, White |
Buy Roborock Q7 M5 Self-Empty Robot Vacuum if…
Buy the Roborock Q7 M5 Self-Empty Robot Vacuum if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Xiaomi Robot Vacuum S40 Pro if…
The Xiaomi Robot Vacuum S40 Pro is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Roborock Q7 M5 Self-Empty Robot Vacuum clearly outperforms the Xiaomi Robot Vacuum S40 Pro in the robot vacuums category, especially in performance, scoring 64 vs 35. If you want the better overall robot vacuums, Roborock Q7 M5 Self-Empty Robot Vacuum is the recommended choice.
Yes, Roborock Q7 M5 Self-Empty Robot Vacuum scores higher overall (93 vs 48).
Roborock Q7 M5 Self-Empty Robot Vacuum is cheaper at $249.99 vs $449 for the Xiaomi Robot Vacuum S40 Pro.
Buy the Roborock Q7 M5 Self-Empty Robot Vacuum if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
The Xiaomi Robot Vacuum S40 Pro is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Both have the same 5200mAh battery.
Roborock Q7 M5 Self-Empty Robot Vacuum lasts longer with 3 hours vs 2.5 hours for the other.
Xiaomi Robot Vacuum S40 Pro is lighter at 3200g vs 3500g.
Reviewed by VersusMatrix Editorial Team
Last updated: April 28, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.