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iRobot Roomba Combo j9+ vs Roborock Qrevo CurvX
The Roborock Qrevo CurvX wins with a score of 8.5/10. Best for: Hardwood-heavy homes with one shedding pet and low-clearance furniture (1,400+ sq ft)..
iRobot Roomba Combo j9+
7.6/10$899
The premium Roomba with the best pet-waste avoidance in the industry, but its basic wipe-only mopping falls short of Roborock and Dreame flagships.
Read full review Winner
Roborock Qrevo CurvX
8.5/10$1300
Roborock's slimmest flagship — exceptional on hardwood and corners, weaker on heavy pet hair than the spec sheet suggests.
Read full reviewScore Comparison
iRobot Roomba Combo j9+Roborock Qrevo CurvX
Overall
7.68.5
Hard Floor
8.29.0
Carpet
7.88.5
Mopping
6.08.7
Navigation
8.09.0
Noise
7.08.8
Smart Features
7.59.0
Maintenance
8.08.0
Specifications
| iRobot Roomba Combo j9+ | Spec | Roborock Qrevo CurvX |
|---|---|---|
| $899 | Price | $1300 |
| 5500 | Suction (Pa) | 22000 |
| 4460 | Battery (mAh) | 5200 |
| 67.0 | Noise (dB) | 56.0 |
| — | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| — | Mop Lift (mm) | — |
| — | Height (mm) | — |
| — | Weight (kg) | — |
| vSLAM Camera | Navigation | RetractSense LiDAR + RGB + ToF |
| ✅ | Self-Empty | ✅ |
| ❌ | Self-Wash Mop | ✅ |
| ❌ | Self-Dry Mop | ✅ |
| ✅ | AI Obstacle | ✅ |
The Verdict
The Roborock Qrevo CurvX is the better choice with an overall score of 8.5/10 — best for hardwood-heavy homes with one shedding pet and low-clearance furniture (1,400+ sq ft).. The iRobot Roomba Combo j9+ is more affordable at $899 vs $1300.