Comparison

Dreame L40 Ultra A vs Dreame L40s Pro Ultra

Detailed Technical Comparison

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Dreame L40 Ultra A

6,1

Overall score

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Best Score

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Dreame L40s Pro Ultra

8,1

Overall score

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Scores

Dreame L40 Ultra A

Overall score 6,1

Power and Battery 6,5

Brushing System 3,4

Mopping System 5,2

Cleaning Base 7,0

Navigation and Intelligence 5,1

Dreame L40s Pro Ultra

Overall score 8,1

Power and Battery 6,0

Brushing System 7,9

Mopping System 7,8

Cleaning Base 7,8

Navigation and Intelligence 9,0

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Brand ?	Dreame L40 Ultra A: Dreame	Dreame L40s Pro Ultra: Dreame
Release date Different ?	Dreame L40 Ultra A: April 2026	Dreame L40s Pro Ultra: 2025

Power and Battery

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Suction power Different ?	Dreame L40 Ultra A: 24.000 Pa	Dreame L40s Pro Ultra: 19.000 Pa
Battery capacity ?	Dreame L40 Ultra A: 5.200 mAh	Dreame L40s Pro Ultra: 5.200 mAh
Declared runtime Different ?	Dreame L40 Ultra A: 230 min	Dreame L40s Pro Ultra: 220 min
Fast battery charging ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí

Brushing System

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Main brush Different ?	Dreame L40 Ultra A: TriCut 3.0	Dreame L40s Pro Ultra: Dual HyperStream Anti-Tangle Hair Brush
Liftable main brush Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Liftable side brush Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Extendable side brush Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Anti-tangle side brush ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
Skirting board brush ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: No

Mopping System

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Mopping type ?	Dreame L40 Ultra A: Two Rotating Mops 180 RPM	Dreame L40s Pro Ultra: Two Rotating Mops 180 RPM
Mop extension ?	Dreame L40 Ultra A: Yes, with RoboSwing movement	Dreame L40s Pro Ultra: Yes, with RoboSwing movement
Mop lifting ?	Dreame L40 Ultra A: Yes, 0.4 in (10.5 mm)	Dreame L40s Pro Ultra: Yes, 0.4 in (10.5 mm)
Floor mopping temperature ?	Dreame L40 Ultra A: Cold water	Dreame L40s Pro Ultra: Cold water
Remove mops at base Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Mop dirt detection Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Floor dirt detection Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí

Cleaning Base

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Auto-emptying of dust bin ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
Mop washing Different ?	Dreame L40 Ultra A: Yes, with cold water	Dreame L40s Pro Ultra: Yes, with hot water at 167 °F (75°C)
Mop drying ?	Dreame L40 Ultra A: Yes, with hot air at 113 °F (45°C)	Dreame L40s Pro Ultra: Yes, with hot air at 113 °F (45°C)
Washing tray self-cleaning ?	Dreame L40 Ultra A: Yes, 3rd generation	Dreame L40s Pro Ultra: Yes, 3rd generation
UV disinfection ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: No
Detergent tank Different ?	Dreame L40 Ultra A: Optional (Sold separately)	Dreame L40s Pro Ultra: Sí
Automatic mop changing ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: No
Dust bag capacity ?	Dreame L40 Ultra A: 3.2 L	Dreame L40s Pro Ultra: 3.2 L
Clean water tank ?	Dreame L40 Ultra A: 4.5 L	Dreame L40s Pro Ultra: 4.5 L
Dirty water tank ?	Dreame L40 Ultra A: 4 L	Dreame L40s Pro Ultra: 4 L
Plumbing connection kit ?	Dreame L40 Ultra A: Yes (purchased separately)	Dreame L40s Pro Ultra: Yes (purchased separately)
Integrated plumbing connection ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: No

Navigation and Intelligence

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Navigation system ?	Dreame L40 Ultra A: 360° LiDAR turret	Dreame L40s Pro Ultra: 360° LiDAR turret
Obstacle avoidance ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
AI camera Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Yes, dual
Front 3D laser sensor ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
No. of recognised obstacles Different ?	Dreame L40 Ultra A: ?	Dreame L40s Pro Ultra: 180
Pet recognition ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
Cleaning behind curtains Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Remote camera access Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Night vision LED Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
AI intelligent cleaning Different ?	Dreame L40 Ultra A: Yes, CleanGenius 3.0	Dreame L40s Pro Ultra: Yes, CleanGenius 2.0
AI stain recognition Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
CPU / Algorithm ?	Dreame L40 Ultra A: ?	Dreame L40s Pro Ultra: ?

Advanced Features

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Ability to overcome steps Different ?	Dreame L40 Ultra A: 0.8 in (20 mm)	Dreame L40s Pro Ultra: Single step 0.9 in (22 mm) - Double step 40 mm
Robotic arm ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: No
Integrated own voice assistant Different ?	Dreame L40 Ultra A: No	Dreame L40s Pro Ultra: Sí
Compatible with voice assistants (Alexa, Google Home...) ?	Dreame L40 Ultra A: Sí	Dreame L40s Pro Ultra: Sí
Matter compatible Different ?	Dreame L40 Ultra A: Yes, via OTA update	Dreame L40s Pro Ultra: Sí

Robot Tanks

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Robot dust bin ?	Dreame L40 Ultra A: 300 ml	Dreame L40s Pro Ultra: 300 ml
Robot water tank Different ?	Dreame L40 Ultra A: 80 ml	Dreame L40s Pro Ultra: 2.7 fl oz (80 ml)

Robot Dimensions

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Robot diameter ?	Dreame L40 Ultra A: 350 mm	Dreame L40s Pro Ultra: 350 mm
Robot height Different ?	Dreame L40 Ultra A: 97 mm	Dreame L40s Pro Ultra: 103.8 mm

Base Dimensions

Dreame L40 Ultra A

Dreame L40s Pro Ultra

Base width ?	Dreame L40 Ultra A: 340 mm	Dreame L40s Pro Ultra: 340 mm
Base height Different ?	Dreame L40 Ultra A: 590 mm	Dreame L40s Pro Ultra: 590.5 mm
Base depth Different ?	Dreame L40 Ultra A: 457 mm	Dreame L40s Pro Ultra: 456.7 mm