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iRobot Roomba Combo j9+ vs Shark PowerDetect 2-in-1 (RV2820YE)
The Shark PowerDetect 2-in-1 (RV2820YE) wins with a score of 8.6/10. Best for: Anyone wanting Shark's best vacuum performance with 60-day hands-off operation.
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
Shark PowerDetect 2-in-1 (RV2820YE)
8.6/10$899
Vacuum Wars' best all-around Shark — 95% on hardwood, 90% on carpet, with NeverTouch base that auto-empties, refills water, and washes the mop.
Score Comparison
iRobot Roomba Combo j9+Shark PowerDetect 2-in-1 (RV2820YE)
Overall
7.68.6
Hard Floor
8.29.5
Carpet
7.89.0
Mopping
6.08.0
Navigation
8.08.8
Noise
7.08.0
Smart Features
7.57.8
Maintenance
8.09.0
Specifications
| iRobot Roomba Combo j9+ | Spec | Shark PowerDetect 2-in-1 (RV2820YE) |
|---|---|---|
| $899 | Price | $899 |
| 5500 | Suction (Pa) | 6000 |
| 4460 | Battery (mAh) | 5200 |
| 67.0 | Noise (dB) | 67.0 |
| — | Dustbin (ml) | — |
| — | Water Tank (ml) | — |
| — | Mop Lift (mm) | — |
| — | Height (mm) | — |
| — | Weight (kg) | — |
| vSLAM Camera | Navigation | LiDAR + 3D Structured Light |
| ✅ | Self-Empty | ❌ |
| ❌ | Self-Wash Mop | ❌ |
| ❌ | Self-Dry Mop | ❌ |
| ✅ | AI Obstacle | ❌ |
Pros & Cons
iRobot Roomba Combo j9+
Shark PowerDetect 2-in-1 (RV2820YE)
Pros
- + Best vacuum performance in Shark's lineup (95% hardwood, 90% carpet)
- + NeverTouch Pro base auto-empties + refills + washes mop
- + 60-day debris capacity, 30-day water tank
- + Auto mop lift on carpet (38mm threshold clearance)
- + Strong with pet hair (90%+)
Cons
- − No hot-water mop wash (no UV either)
- − Suction below average for super-fine debris like flour
- − App is buggy and slow
- − $899 is a lot for a non-flagship
The Verdict
The Shark PowerDetect 2-in-1 (RV2820YE) is the better choice with an overall score of 8.6/10 — best for anyone wanting shark's best vacuum performance with 60-day hands-off operation.