Recommendation Score
| Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| 95 Points | 90 Points |
General Features
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Dimensions (mm) | 350 x 350 x 96.5 | 339 x 339 x 90 |
| Weight (g) | 4900 | 4000 |
| Battery Capacity (mAh) | 5200 | 4900 |
| Suction Power (Pa) | 6000 | 4000 |
| Navigation System | LIDAR and reactive AI obstacle detection | iRobot PrecisionVision with camera-based navigation |
Performance
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Cleaning Efficiency (indoor area) | High, up to 250 m² on a single charge, with adaptable brushes for carpets and floors | High, up to 200 m², with automatic carpet detection and adjustment |
| Obstacle Avoidance | Advanced sensors with 95% success rate, recognizes objects and navigates around them | Camera-based, 90% success rate, optimized especially for obstacles like pet waste |
| Water and Dust Management | Integrated automatic emptying station and mop function, with 2.5L water tank | Combo feature with vacuum and mopping combined, automatic filling and emptying |
Camera
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Camera Resolution | Reactive AI with low-resolution sensors for object recognition | 1080p HD camera, for home monitoring and obstacle detection |
| Functionality | Obstacle and mapping focused, real-time data processing | Live video streaming and AI-based cleaning optimization |
Battery and Charging
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Battery Life (minutes) | 180 | 160 |
| Charging Time (hours) | 4-6 | 3-5 |
| Automatic Charging | Yes, returns to station at low level and resumes | Yes, with Clean Base for automatic charging and resuming |
Sound and Connectivity
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Noise Level (dB) | 65-70, quiet mode available | 60-65, automatically adjustable |
| Connectivity Options | Wi-Fi 2.4/5 GHz, app and voice assistant integration | Wi-Fi, iRobot app for remote control and updates |
Additional Features
| Feature | Roborock S8 Pro Ultra | iRobot Roomba Combo j9+ |
|---|
| Mapping | Multi-floor mapping, no-go zones | Smart mapping, room-specific cleaning |
| Automatic Emptying | Yes, 2.5L dust bin | Yes, with Clean Base |
| Other | Reactive mop, voice commands, more sensor variety | Pet owner focused, automatic mopping and vacuum combination |
Comment: Roborock S8 Pro Ultra offers more comprehensive cleaning with its higher suction power and advanced navigation system, making it ideal for more challenging environments. iRobot Roomba Combo j9+ is a user-friendly option with camera-based obstacle recognition and combined cleaning functions, but overall, Roborock has more technical superiority. The comparison, based on technical data, results in Roborock scoring 95 points, while iRobot scores 90 points and remains a reliable alternative. Among these models, Roborock may be preferable due to its richer features, although iRobot might be more accessible.
