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If you’re in the market for a robot vacuum and want to invest in the best, you are probably considering the Xiaomi Mi Robot and roborock S4. Based on our rating, Mi Robot has the overall rating of 8.5 out of 10 versus 9 for S4.
Advantages Xiaomi Mi Robot over roborock S4
- Lower noise level, 65 dB vs 68 dB
Advantages roborock S4 over Xiaomi Mi Robot
- Better suction power, 2000 PA vs 1800 PA
- Washable filter
- Less charging time, 3 hrs vs 4 hrs
Common features and specifications
- Both robot vacuums are Wi-Fi enabled
- Equal dust bin capacity: 420 ml
- Dry cleaning mode
- A Virtual Wall creates an invisible barrier that robot vacuums won't cross
- Both robot vacuums use smart path planning to clean more efficient
- One side brush
- Single room mode
- Intensive clean mode
- Equal battery capacity: 5200 mAH
- Equal battery life: 150 min
Dimensions
A noticeable difference between two models is the size, which is 35.4 x 9.6/13.6 x 3.8 (D x H) cm/inches for the Mi Robot and 35 x 9.1/13.8 x 3.6 (D x H) cm/inches for the S4. The weight of the Mi Robot is 3.8/8.4 kg/lbs, and for the S4 it is 3.1/7 kg/lbs.