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- Roomba Combo 2 Essential vs Robot Vacuum X20+
iRobot Roomba Combo 2 Essential vs Xiaomi Robot Vacuum X20+
What Roomba Combo 2 Essential does better (3) and where Robot Vacuum X20+ wins (4) — every spec side by side.
vs
2.9Navigation8.6
3.2Mopping5.9
5.9Base station9.5
4.0Battery4.0
Dimensions
Size comparison
Roomba Combo 2 EssentialRobot Vacuum X20+
| Roomba Combo 2 Essential | Robot Vacuum X20+ | Difference | |
|---|---|---|---|
| Height | 85 mm | 97 mm | −12 mm |
| Width / diameter | 335 mm | 350 mm | −15 mm |
| Length | 335 mm | 350 mm | −15 mm |
| Weight | 2.8 kg | 3.7 kg | −0.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Combo 2 Essential better than Robot Vacuum X20+?
- Height85 mm vs 97 mm+14%
- Charging time240 min vs 390 min+62%
- Dustbin (robot)400 ml vs 350 ml+14%
Why is Robot Vacuum X20+ better than Roomba Combo 2 Essential?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Mop typeMop pad vs Rotating mop pads
- Base stationAuto-empty dock vs All-in-one dock (empty + wash)
- Battery capacity2,600 mAh vs 4,800 mAh+85%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 6,000 Pa |
| Dustbin (robot) | 400 ml | 350 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| HEPA filter | — | Yes |
| Noise level | 60 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Gyroscope, Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 18 mm | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Mop pad | Rotating mop pads |
| Mop lifting on carpets | — | Yes |
| Mop lift height | — | 7 mm |
| Water tank (robot) | 200 ml | — |
| Base station | ||
| Base station | Auto-empty dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | — | 2.5 l |
| Mop washing in the dock | — | Yes |
| Clean water tank (dock) | — | 4 l |
| Dirty water tank (dock) | — | 4 l |
| Battery & runtime | ||
| Battery capacity | 2,600 mAh | 4,800 mAh |
| Runtime | 120 min | 120 min |
| Charging time | 240 min | 390 min |
| Cleaning area per charge | — | 180 m² |
| Recharge & resume | Yes | Yes |
| Size & weight | ||
| Width / diameter | 335 mm | 350 mm |
| Length | 335 mm | 350 mm |
| Height | 85 mm | 97 mm |
| Weight | 2.8 kg | 3.7 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
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