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- Q7+ vs S8+
Roborock Q7+ vs Roborock S8+
What Q7+ does better (3) and where S8+ wins (2) — every spec side by side.
Dimensions
Size comparison
Q7+S8+
| Q7+ | S8+ | Difference | |
|---|---|---|---|
| Height | 96 mm | 97 mm | −1 mm |
| Width / diameter | 350 mm | 353 mm | −3 mm |
| Length | 350 mm | 353 mm | −3 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Q7+ better than S8+?
- Suction power2,700 Pa vs 2,500 Pa+8%
- Dustbin (robot)750 ml vs 470 ml+60%
- Cleaning area per charge300 m² vs 200 m²+50%
Why is S8+ better than Q7+?
- Mop typeMop pad vs Vibrating / sonic mop
- Water tank (robot)180 ml vs 300 ml+67%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 2,700 Pa | 2,500 Pa |
| Dustbin (robot) | 750 ml | 470 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | — | Yes |
| Noise level | 67 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Mop pad | Vibrating / sonic mop |
| Mop lifting on carpets | — | Yes |
| Mop lift height | — | 5 mm |
| Water tank (robot) | 180 ml | 300 ml |
| Base station | ||
| Base station | Auto-empty dock | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 2.5 l | 2.5 l |
| Mop washing in the dock | — | Yes |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 180 min | 180 min |
| Charging time | 360 min | 360 min |
| Cleaning area per charge | 300 m² | 200 m² |
| Size & weight | ||
| Width / diameter | 350 mm | 353 mm |
| Length | 350 mm | 353 mm |
| Height | 96 mm | 97 mm |
| Weight | — | 4.7 kg |
| Shape | Round | Round |
| Colours | Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant, Apple Siri |
