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- M3 vs Q7 TF
Lefant M3 vs Roborock Q7 TF
What M3 does better (4) and where Q7 TF wins (0) — every spec side by side.
Dimensions
Size comparison
M3Q7 TF
| M3 | Q7 TF | Difference | |
|---|---|---|---|
| Height | 97 mm | 99 mm | −2 mm |
| Width / diameter | 320 mm | 325 mm | −5 mm |
| Length | 320 mm | 325 mm | −5 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is M3 better than Q7 TF?
- Mop typeRotating mop pads vs Mop pad
- Base stationAll-in-one dock (empty + wash) vs Charging dock
- Suction power12,000 Pa vs 10,000 Pa+20%
- Height97 mm vs 99 mm+2%
Why is Q7 TF better than M3?
Q7 TF has no measurable advantages in this pair.
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 12,000 Pa | 10,000 Pa |
| Dustbin (robot) | — | 400 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | — |
| Noise level | — | 65 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) | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Mop pad |
| Mop lifting on carpets | Yes | — |
| Mop lift height | 9 mm | — |
| Water tank (robot) | — | 270 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 3.2 l | — |
| Mop washing in the dock | Yes | — |
| Hot-water mop washing | Yes | — |
| Mop washing water temperature | 55 °C | — |
| Automatic water refill | Yes | — |
| Battery & runtime | ||
| Battery capacity | — | 3,200 mAh |
| Runtime | 150 min | 150 min |
| Cleaning area per charge | — | 300 m² |
| Size & weight | ||
| Width / diameter | 320 mm | 325 mm |
| Length | 320 mm | 325 mm |
| Height | 97 mm | 99 mm |
| Weight | — | 4.7 kg |
| Shape | Round | Round |
| Colours | White, Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
