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- L40 Ultra AE vs L40s Pro Ultra
Dreame L40 Ultra AE vs Dreame L40s Pro Ultra
What L40 Ultra AE does better (2) and where L40s Pro Ultra wins (1) — every spec side by side.
vs
7.5Cleaning power6.8
7.8Navigation9.1
7.5Mopping7.2
8.8Base station8.8
6.8Battery7.4
Dimensions
Size comparison
L40 Ultra AEL40s Pro Ultra
| L40 Ultra AE | L40s Pro Ultra | Difference | |
|---|---|---|---|
| Height | 97 mm | 104 mm | −7 mm |
| Width / diameter | 350 mm | 350 mm | = |
| Length | 350 mm | 350 mm | = |
| Weight | 4 kg | 4.2 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is L40 Ultra AE better than L40s Pro Ultra?
- Height97 mm vs 104 mm+7%
- Dustbin (robot)395 ml vs 300 ml+32%
Why is L40s Pro Ultra better than L40 Ultra AE?
- Threshold climbing20 mm vs 40 mm2×
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 19,000 Pa | 19,000 Pa |
| Dustbin (robot) | 395 ml | 300 ml |
| Main brush | Single main brush | Dual main brushes |
| Anti-tangle brush | — | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| Dirt detection | Yes | Yes |
| Noise level | 74 dB | 74 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 20 mm | 40 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 | 10.5 mm |
| Extending mop (edges) | Yes | Yes |
| 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) | 3.2 l | 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 | Yes |
| Clean water tank (dock) | 4.5 l | 4.5 l |
| Dirty water tank (dock) | 4 l | 4 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 180 min | 180 min |
| Charging time | 210 min | 210 min |
| Cleaning area per charge | 168 m² | — |
| Recharge & resume | Yes | Yes |
| Size & weight | ||
| Width / diameter | 350 mm | 350 mm |
| Length | 350 mm | 350 mm |
| Height | 97 mm | 104 mm |
| Weight | 4 kg | 4.2 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 |
| Live camera view / video call | Yes | Yes |
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