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- Roomba Combo j7+ vs Mi Robot Vacuum-Mop 2S
iRobot Roomba Combo j7+ vs Xiaomi Mi Robot Vacuum-Mop 2S
What Roomba Combo j7+ does better (5) and where Mi Robot Vacuum-Mop 2S wins (2) — every spec side by side.
vs
5.1Navigation3.6
2.4Mopping3.2
5.9Base station3.5
4.2Battery2.9
Dimensions
Size comparison
Roomba Combo j7+Mi Robot Vacuum-Mop 2S
| Roomba Combo j7+ | Mi Robot Vacuum-Mop 2S | Difference | |
|---|---|---|---|
| Height | 87 mm | 95 mm | −8 mm |
| Width / diameter | 338 mm | 350 mm | −12 mm |
| Length | 338 mm | 350 mm | −12 mm |
| Weight | 3.4 kg | 3.6 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Combo j7+ better than Mi Robot Vacuum-Mop 2S?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Base stationAuto-empty dock vs Charging dock
- Charging time90 min vs 240 min2.7×
- Height87 mm vs 95 mm+9%
- Dustbin (robot)400 ml vs 300 ml+33%
Why is Mi Robot Vacuum-Mop 2S better than Roomba Combo j7+?
- NavigationCamera (vSLAM) vs Laser (LiDAR)
- Runtime75 min vs 90 min+20%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 2,200 Pa |
| Dustbin (robot) | 400 ml | 300 ml |
| Main brush | Dual main brushes | Single main brush |
| Side brushes | 1 | 1 |
| Dirt detection | Yes | — |
| HEPA filter | — | Yes |
| Noise level | 60 dB | — |
| Navigation & obstacles | ||
| Navigation | Camera (vSLAM) | Laser (LiDAR) |
| Navigation sensors | vSLAM camera, Wall sensor, Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | — |
| Mopping | ||
| Mop type | Mop pad | Mop pad |
| Water tank (robot) | — | 200 ml |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Mop washing in the dock | Yes | — |
| Battery & runtime | ||
| Runtime | 75 min | 90 min |
| Charging time | 90 min | 240 min |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 338 mm | 350 mm |
| Length | 338 mm | 350 mm |
| Height | 87 mm | 95 mm |
| Weight | 3.4 kg | 3.6 kg |
| Shape | Round | Round |
| Colours | Black, Silver, Grey | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
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