iRobot Roomba j9+ vs iRobot Roomba Combo j9+
Quick take: The iRobot Roomba j9+ costs $300 less.
| Spec | iRobot Roomba j9+ | iRobot Roomba Combo j9+ |
|---|---|---|
| Price | $800 | $1,100 |
| Rating | 4.3★ (2,400) | 4.2★ (1,800) |
| Type | Robot Vacuum | Robot Vacuum & Mop |
| Suction | Not disclosed | Not disclosed |
| Battery | 120 min | 120 min |
| Navigation | Camera | Camera |
| Noise | 65 dB | 65 dB |
| Dustbin | 400 ml | 400 ml |
| Water tank | — | 210 ml |
| Self-empty dock | Yes | Yes |
| Auto mop washing | No | No |
| Hot water washing | No | No |
| Obstacle avoidance | Yes | Yes |
| Carpet detection | Yes | Yes |
| Auto mop lifting | No | Yes |
| Multi-floor mapping | Yes | Yes |
| App control | Yes | Yes |
| Dimensions | 13.3 x 13.3 x 3.4 in | 13.3 x 13.3 x 3.4 in |
| Weight | 8.3 lbs | 8.9 lbs |
| Warranty | 1 year | 1 year |
Pros & cons
iRobot Roomba j9+
- ✓Exceptional carpet cleaning — dual rubber extractors are best-in-class for pet hair
- ✓P.O.O.P. guarantee replaces the robot if it runs over pet waste
- ✓Excellent smart home integration with Alexa, Google Home, and Siri
- ✓iRobot OS learns your cleaning habits and suggests schedules
- ✓Clean Base auto-empty system is reliable and relatively compact
- ✗No mop function at this price feels like a miss compared to competitors
- ✗Camera navigation is slower and less efficient than LiDAR
- ✗120-minute battery limits coverage to about 1500 sq ft per run
- ✗iRobot subscription pushes premium features behind a paywall
iRobot Roomba Combo j9+
- ✓Innovative retractable mop fully lifts to the top of the robot over carpet
- ✓Same excellent carpet cleaning as the j9+ with dual rubber extractors
- ✓Smart mapping learns room types and adjusts cleaning behavior automatically
- ✓P.O.O.P. guarantee covers pet waste incidents
- ✓Quieter than most competitors at 65dB
- ✗No self-wash dock — you must manually clean the mop pad
- ✗Mopping performance is mediocre compared to dedicated mop robots
- ✗Camera navigation is slower than LiDAR and needs ambient light
- ✗Expensive at $1100 without a self-washing station included