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- L40s Pro Ultra vs Q7 TF+
Dreame L40s Pro Ultra vs Roborock Q7 TF+
What L40s Pro Ultra does better (8) and where Q7 TF+ wins (3) — every spec side by side.
vs
6.7Cleaning power5.4
9.1Navigation4.3
7.1Mopping4.4
8.2Base station3.2
7.4Battery5.2
Dimensions
Size comparison
L40s Pro UltraQ7 TF+
| L40s Pro Ultra | Q7 TF+ | Difference | |
|---|---|---|---|
| Height | 104 mm | 99 mm | +5 mm |
| Width / diameter | 350 mm | 325 mm | +25 mm |
| Length | 350 mm | 325 mm | +25 mm |
| Weight | 4.2 kg | 4.7 kg | −0.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is L40s Pro Ultra better than Q7 TF+?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Mop typeRotating mop pads vs Mop pad
- Suction power19,000 Pa vs 10,000 Pa+90%
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
- Battery capacity5,200 mAh vs 3,200 mAh+62%
- Runtime180 min vs 150 min+20%
- Dustbin (robot)300 ml vs 200 ml+50%
- Dust bag (dock)3.2 l vs 2.7 l+19%
Why is Q7 TF+ better than L40s Pro Ultra?
- Water tank (robot)80 ml vs 280 ml3.5×
- Height104 mm vs 99 mm+5%
- Noise level74 dB vs 65 dB+14%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 19,000 Pa | 10,000 Pa |
| Dustbin (robot) | 300 ml | 200 ml |
| Main brush | Dual main brushes | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | Yes | — |
| Carpet detection | Yes | — |
| Dirt detection | Yes | — |
| Noise level | 74 dB | 65 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| Threshold climbing | 40 mm | — |
| 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 | 10.5 mm | — |
| Extending mop (edges) | Yes | — |
| Water tank (robot) | 80 ml | 280 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 3.2 l | 2.7 l |
| Mop washing in the dock | Yes | — |
| Hot-water mop washing | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Plumbed water connection | Yes | — |
| Clean water tank (dock) | 4.5 l | — |
| Dirty water tank (dock) | 4 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 3,200 mAh |
| Runtime | 180 min | 150 min |
| Charging time | 210 min | — |
| Cleaning area per charge | — | 300 m² |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 350 mm | 325 mm |
| Length | 350 mm | 325 mm |
| Height | 104 mm | 99 mm |
| Weight | 4.2 kg | 4.7 kg |
| Shape | Round | Round |
| Colours | White, Gold | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
| Live camera view / video call | Yes | — |
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