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- QV 35A vs Robot Vacuum X20+
Roborock QV 35A vs Xiaomi Robot Vacuum X20+
What QV 35A does better (5) and where Robot Vacuum X20+ wins (3) — every spec side by side.
vs
6.2Cleaning power5.9
5.8Navigation8.6
6.6Mopping5.9
9.6Base station9.5
7.8Battery4.0
Dimensions
Size comparison
QV 35ARobot Vacuum X20+
| QV 35A | Robot Vacuum X20+ | Difference | |
|---|---|---|---|
| Height | 96 mm | 97 mm | −1 mm |
| Width / diameter | 353 mm | 350 mm | +3 mm |
| Length | 353 mm | 350 mm | +3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is QV 35A better than Robot Vacuum X20+?
- Runtime180 min vs 120 min+50%
- Suction power8,000 Pa vs 6,000 Pa+33%
- Mop lift height10 mm vs 7 mm+43%
- Cleaning area per charge330 m² vs 180 m²+83%
- Battery capacity5,200 mAh vs 4,800 mAh+8%
Why is Robot Vacuum X20+ better than QV 35A?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Noise level64 dB vs 60 dB+7%
- Dustbin (robot)330 ml vs 350 ml+6%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 8,000 Pa | 6,000 Pa |
| Dustbin (robot) | 330 ml | 350 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | — |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| HEPA filter | — | Yes |
| Noise level | 64 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Ultrasonic sensor | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | 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 | 7 mm |
| Water tank (robot) | 80 ml | — |
| 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) | — | 2.5 l |
| Mop washing in the dock | Yes | Yes |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | — | 4 l |
| Dirty water tank (dock) | — | 4 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 4,800 mAh |
| Runtime | 180 min | 120 min |
| Charging time | — | 390 min |
| Cleaning area per charge | 330 m² | 180 m² |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 353 mm | 350 mm |
| Length | 353 mm | 350 mm |
| Height | 96 mm | 97 mm |
| Weight | — | 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 |
