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- L40 Ultra vs Qrevo Curv S5X
Dreame L40 Ultra vs Roborock Qrevo Curv S5X
What L40 Ultra does better (3) and where Qrevo Curv S5X wins (4) — every spec side by side.
vs
5.7Cleaning power8.3
8.8Navigation5.8
7.0Mopping6.5
8.3Base station8.2
Dimensions
Size comparison
L40 UltraQrevo Curv S5X
| L40 Ultra | Qrevo Curv S5X | Difference | |
|---|---|---|---|
| Height | 104 mm | 98 mm | +6 mm |
| Width / diameter | 350 mm | 352 mm | −2 mm |
| Length | 350 mm | 352 mm | −2 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is L40 Ultra better than Qrevo Curv S5X?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Threshold climbing22 mm vs 20 mm+10%
- Mop lift height10.5 mm vs 10 mm+5%
Why is Qrevo Curv S5X better than L40 Ultra?
- Suction power11,000 Pa vs 17,000 Pa+55%
- Height104 mm vs 98 mm+6%
- Noise level74 dB vs 55 dB+35%
- Dustbin (robot)300 ml vs 325 ml+8%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 11,000 Pa | 17,000 Pa |
| Dustbin (robot) | 300 ml | 325 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | — | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| Dirt detection | Yes | — |
| Noise level | 74 dB | 55 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| Threshold climbing | 22 mm | 20 mm |
| No-go zones / virtual walls | Yes | 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 | 10.5 mm | 10 mm |
| Automatic mop removal | Yes | — |
| Extending mop (edges) | Yes | Yes |
| Water tank (robot) | 80 ml | 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) | 3.2 l | — |
| Mop washing in the dock | Yes | Yes |
| Hot-water mop washing | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Plumbed water connection | Yes | — |
| Clean water tank (dock) | — | 4 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 194 min | — |
| Charging time | 210 min | — |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 350 mm | 352 mm |
| Length | 350 mm | 352 mm |
| Height | 104 mm | 98 mm |
| Weight | — | 4 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, Apple Siri |
| Live camera view / video call | Yes | — |
