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- Q8 Max vs Robot Vacuum X20+
Roborock Q8 Max vs Xiaomi Robot Vacuum X20+
What Q8 Max does better (4) and where Robot Vacuum X20+ wins (5) — every spec side by side.
vs
5.1Cleaning power5.9
4.3Navigation8.5
5.2Mopping5.8
9.0Battery4.0
Dimensions
Size comparison
Q8 MaxRobot Vacuum X20+
| Q8 Max | Robot Vacuum X20+ | Difference | |
|---|---|---|---|
| Height | 96 mm | 97 mm | −1 mm |
| Width / diameter | 350 mm | 350 mm | = |
| Length | 350 mm | 350 mm | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Q8 Max better than Robot Vacuum X20+?
- Runtime240 min vs 120 min2×
- Battery capacity5,200 mAh vs 4,800 mAh+8%
- Cleaning area per charge300 m² vs 180 m²+67%
- Dustbin (robot)470 ml vs 350 ml+34%
Why is Robot Vacuum X20+ better than Q8 Max?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Mop typeMop pad vs Rotating mop pads
- Base stationCharging dock vs All-in-one dock (empty + wash)
- Suction power5,500 Pa vs 6,000 Pa+9%
- Noise level67 dB vs 60 dB+12%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 5,500 Pa | 6,000 Pa |
| Dustbin (robot) | 470 ml | 350 ml |
| Main brush | Dual main brushes | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | — | Yes |
| HEPA filter | — | Yes |
| Noise level | 67 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| No-go zones / virtual walls | Yes | — |
| 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) | 350 ml | — |
| Base station | ||
| Base station | Charging dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | — | 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 | 5,200 mAh | 4,800 mAh |
| Runtime | 240 min | 120 min |
| Charging time | — | 390 min |
| Cleaning area per charge | 300 m² | 180 m² |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 350 mm | 350 mm |
| Length | 350 mm | 350 mm |
| Height | 96 mm | 97 mm |
| Weight | — | 3.7 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
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