Dreame L40s Pro Ultra
Dreame

Dreame L40s Pro Ultra

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Dreame L40s Pro Ultra
8,0 Overall score (0-10)
Power and Battery 6,4
Brushing System 9,1
Mopping System 7,2
Cleaning Base 7,6
Navigation and Intelligence 9,1

📋 Full Technical Specifications

General Information

Brand Dreame
Release date 2025

Power and Battery

Suction power 19.000 Pa
Battery capacity 5.200 mAh
Declared runtime 220 min
Battery performance
Fast battery charging

Brushing System

Main brush Dual HyperStream Anti-Tangle Hair Brush
Liftable main brush
Liftable side brush
Extendable side brush
Anti-tangle side brush
Skirting board brush No

Mopping System

Mopping type Two Rotating Mops 180 RPM
Mop extension Yes, with RoboSwing movement
Mop lifting Yes, 10.5 mm
Floor mopping temperature Cold water
Remove mops at base
Mop dirt detection
Floor dirt detection
Steam mopping No

Cleaning Base

Auto-emptying of dust bin
Mop washing Yes, with hot water at 75°C
Mop drying Yes, with hot air at 45°C
Washing tray self-cleaning Yes, 3rd generation
UV disinfection No
Detergent tank
Automatic mop changing No
Dust bag capacity 3.2 L
Clean water tank 4.5 L
Dirty water tank 4 L
Plumbing connection kit Yes (purchased separately)
Integrated plumbing connection No

Navigation and Intelligence

Navigation system 360° LiDAR turret
Obstacle avoidance
AI camera Yes, dual
Front 3D laser sensor
No. of recognised obstacles 180
Pet recognition
Cleaning behind curtains
Remote camera access
Night vision LED
AI intelligent cleaning Yes, CleanGenius 2.0
AI stain recognition
CPU / Algorithm ?

Advanced Features

Ability to overcome steps Single step 22 mm - Double step 40 mm
Robotic arm No
Integrated own voice assistant
Compatible with voice assistants (Alexa, Google Home...)
Matter compatible

Robot Tanks

Robot dust bin 300 ml
Robot water tank 80 ml

Robot Dimensions

Robot diameter 350 mm
Robot height 103.8 mm

Base Dimensions

Base width 340 mm
Base height 590.5 mm
Base depth 456.7 mm

Introduction

The Dreame L40s Pro Ultra arrives on the market in 2025 as a high-end robot vacuum that integrates advanced technology in every aspect. With 19000 Pa of suction power and a dual anti-tangle brush system, this model aims to offer complete cleaning in both vacuuming and mopping, especially designed for those looking to maximise home maintenance automation.

Power and Cleaning System

The Turbo Force 6 power of 19000 Pa places this robot mop amongst the most powerful on the current market. This suction capacity proves decisive when dealing with medium-pile carpets or floors with sand and embedded debris. The HyperStream dual main brush anti-tangle system comes fitted as standard, which makes a notable difference in homes with pets or people with long hair. This design with two brushes anchored at one end prevents hair from wrapping around the central shaft, a common problem in models with conventional brushes.

The side brush also incorporates anti-tangle technology and is additionally extendable and liftable. In practice, this means that the robot can better reach corners when sweeping and lift the brush when mopping to prevent it from getting unnecessarily wet. The main brush elevation reaches sufficient height to travel over carpets without dragging wet dirt when mopping.

Mopping System

Mopping is carried out using two rotating mops that spin at 180 RPM with 10.5 mm lifting capacity. This elevation allows the unit to climb onto carpets without wetting them, something especially useful in homes with different types of flooring. The mop extension 3.0 with RoboSwing technology makes the mops move sideways to better reach skirting boards and edges, even getting slightly under low furniture or protrusions.

The base washes the mops with hot water at 75°C and dries them with hot air at 45°C. This third-generation self-cleaning system detects the dirt level on both the mops and the floor, adjusting the washing intensity. At the end of each cycle, the mops are left dry in the base, which prevents bad odours and bacterial growth. The integrated detergent tank allows cleaning product to be added which is automatically dispensed during mop washing.

Navigation and Intelligence

The intelligent vacuum features a 360° LIDAR turret combined with dual artificial intelligence camera and front 3D laser sensor. This triple layer of sensors enables the CleanGenius 2.0 system to recognise up to 180 different types of obstacles, from cables to toys or slippers. The dual camera with night vision LED enables the robot to work effectively even in dark rooms, and also allows remote access to view the home from the app.

Pet recognition and curtain detection are functions that demonstrate the sophistication level of the system. In practice, the robot avoids getting tangled in long curtains and can identify if there is a pet in its path to adjust its behaviour. AI stain detection makes the unit automatically insist on areas it detects as dirtier.

Autonomy and Practical Use

The 5200 mAh battery offers 220 minutes of autonomy, sufficient to clean homes of up to 200-250 m² in a single cycle. This capacity proves ample for most flats and detached houses. The extra wheels 1.0 wheel system allows obstacles between 22 and 40 mm in height to be overcome, which facilitates transit between rooms with small level changes or passage over sliding door guides.

Base and Maintenance

The multifunction station integrates a 3.2-litre dust bag, 4.5-litre clean water tank and 4-litre dirty water tank. These capacities allow several weeks of use without manual intervention, depending on the size of the home and cleaning frequency. The pipe connection kit is included, although the connection is not factory-integrated, which means it requires additional installation if complete automation of water filling and emptying is desired.

The robot has a 300 ml dust container and an 80 ml water tank, standard dimensions that are emptied and refilled automatically upon returning to the base. The station dimensions are 340 mm wide, 590.5 mm high and 456.7 mm deep, so it is advisable to ensure sufficient space is available before positioning it.

Conclusion

The Dreame L40s Pro Ultra is designed for users seeking a complete cleaning solution with minimal manual intervention. Especially suitable for large homes with pets, thanks to its anti-tangle system, high suction power and hot water mopping. A robot mop that combines high-end features with advanced navigation technology.

✨ VS Analyze · VacuumSpain comparison technology. AI-generated explanation based on verified technical data.

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