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- Roomba Plus 405 Combo vs Robot Vacuum X20 Pro
iRobot Roomba Plus 405 Combo vs Xiaomi Robot Vacuum X20 Pro
What Roomba Plus 405 Combo does better (2) and where Robot Vacuum X20 Pro wins (4) — every spec side by side.
vs
4.9Cleaning power4.8
5.8Navigation8.3
8.5Mopping6.8
6.9Base station8.4
6.9Battery5.3
Dimensions
Size comparison
Roomba Plus 405 ComboRobot Vacuum X20 Pro
| Roomba Plus 405 Combo | Robot Vacuum X20 Pro | Difference | |
|---|---|---|---|
| Height | 106 mm | 97 mm | +9 mm |
| Width / diameter | 357 mm | 350 mm | +7 mm |
| Length | 357 mm | 350 mm | +7 mm |
| Weight | 4.1 kg | 3.7 kg | +0.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Plus 405 Combo better than Robot Vacuum X20 Pro?
- Runtime180 min vs 160 min+12%
- Charging time240 min vs 360 min+50%
Why is Robot Vacuum X20 Pro better than Roomba Plus 405 Combo?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Height106 mm vs 97 mm+9%
- Dust bag (dock)1.7 l vs 2.5 l+47%
- Clean water tank (dock)3 l vs 4 l+33%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 7,000 Pa | 7,000 Pa |
| Dustbin (robot) | — | 300 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | — | 10 mm |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 1.7 l | 2.5 l |
| Mop washing in the dock | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 3 l | 4 l |
| Dirty water tank (dock) | 2.3 l | 3.8 l |
| Battery & runtime | ||
| Battery capacity | — | 5,200 mAh |
| Runtime | 180 min | 160 min |
| Charging time | 240 min | 360 min |
| Cleaning area per charge | — | 120 m² |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 357 mm | 350 mm |
| Length | 357 mm | 350 mm |
| Height | 106 mm | 97 mm |
| Weight | 4.1 kg | 3.7 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
| Remote control | Yes | — |
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