Comparison

Dreame L40 Ultra AE vs Dreame L50 Ultra AE vs Roborock Qrevo S Pro

Detailed Technical Comparison

Best value for money

1 / 10

Dreame L40 Ultra AE

6,8

Overall score

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Best Score

1 / 9

Dreame L50 Ultra AE

7,1

Overall score

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1 / 9

Roborock Qrevo S Pro

6,0

Overall score

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Options

Scores

Dreame L40 Ultra AE

Overall score 6,8

Power and Battery 6,2

Brushing System 4,0

Mopping System 7,0

Cleaning Base 7,5

Navigation and Intelligence 7,3

Dreame L50 Ultra AE

Overall score 7,1

Power and Battery 7,3

Brushing System 7,4

Mopping System 6,1

Cleaning Base 8,1

Navigation and Intelligence 4,0

Roborock Qrevo S Pro

Overall score 6,0

Power and Battery 6,4

Brushing System 3,3

Mopping System 3,8

Cleaning Base 6,1

Navigation and Intelligence 4,0

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Brand Diferente ?	Dreame L40 Ultra AE: Dreame	Dreame L50 Ultra AE: Dreame	Roborock Qrevo S Pro: Roborock
Release date Diferente ?	Dreame L40 Ultra AE: 2025	Dreame L50 Ultra AE: March 2026	Roborock Qrevo S Pro: April 2026

Power and Battery

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Suction power Diferente ?	Dreame L40 Ultra AE: 19.000 Pa	Dreame L50 Ultra AE: 28.000 Pa	Roborock Qrevo S Pro: 18.500 Pa
Battery capacity ?	Dreame L40 Ultra AE: 5.200 mAh	Dreame L50 Ultra AE: 5.200 mAh	Roborock Qrevo S Pro: 5.200 mAh
Runtime Diferente ?	Dreame L40 Ultra AE: —	Dreame L50 Ultra AE: —	Roborock Qrevo S Pro: 180 mins

Brushing System

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Main brush Diferente ?	Dreame L40 Ultra AE: TriCut 3.0	Dreame L50 Ultra AE: TriCut 3.0	Roborock Qrevo S Pro: Simple Silicone Brush
Lifting main brush Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: No
Lifting side brush ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Extendable side brush Diferente ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: No
Anti-tangle side brush Diferente ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: Sí
Cepillo para zocalos ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No

Mopping System

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Mopping type Diferente ?	Dreame L40 Ultra AE: Two Rotating Mops 180 RPM	Dreame L50 Ultra AE: Two Rotating Mops 180 RPM	Roborock Qrevo S Pro: Two Rotating Mops 200 RPM
Mop extension Diferente ?	Dreame L40 Ultra AE: Yes, with RoboSwing movement	Dreame L50 Ultra AE: Yes, with RoboSwing movement	Roborock Qrevo S Pro: No
Mop lifting Diferente ?	Dreame L40 Ultra AE: Yes, 10.5 mm	Dreame L50 Ultra AE: Yes, 10.5 mm	Roborock Qrevo S Pro: Yes, 10 mm
Floor mopping temperature ?	Dreame L40 Ultra AE: Cold water	Dreame L50 Ultra AE: Cold water	Roborock Qrevo S Pro: Cold water
Detach mops at base Diferente ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: No
Mop dirt detection Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Floor dirt detection Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No

Cleaning Base

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Auto-emptying dust bin ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: Sí
Mop washing Diferente ?	Dreame L40 Ultra AE: Yes, with hot water at 75°C	Dreame L50 Ultra AE: Yes, with hot water at 100°C	Roborock Qrevo S Pro: Yes, with hot water at 75°C
Mop drying ?	Dreame L40 Ultra AE: Yes, with hot air at 45°C	Dreame L50 Ultra AE: Yes, with hot air at 45°C	Roborock Qrevo S Pro: Yes, with hot air at 45°C
Self-cleaning wash tray Diferente ?	Dreame L40 Ultra AE: Yes, 2nd generation	Dreame L50 Ultra AE: Yes, 3rd generation	Roborock Qrevo S Pro: No
UV disinfection ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Detergent tank Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: No
Automatic mop changing ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Dust bag capacity Diferente ?	Dreame L40 Ultra AE: 3.2 L	Dreame L50 Ultra AE: 3.2 L	Roborock Qrevo S Pro: 2.7 L
Clean water tank Diferente ?	Dreame L40 Ultra AE: 4.5 L	Dreame L50 Ultra AE: 4.5 L	Roborock Qrevo S Pro: 4 L
Dirty water tank Diferente ?	Dreame L40 Ultra AE: 4 L	Dreame L50 Ultra AE: 4 L	Roborock Qrevo S Pro: 3.5 L
Plumbing connection kit Diferente ?	Dreame L40 Ultra AE: Yes (purchased separately)	Dreame L50 Ultra AE: Yes (purchased separately)	Roborock Qrevo S Pro: No
Integrated plumbing connection ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No

Navigation and Intelligence

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Navigation system ?	Dreame L40 Ultra AE: 360° LiDAR turret	Dreame L50 Ultra AE: 360° LiDAR turret	Roborock Qrevo S Pro: 360° LiDAR turret
Obstacle avoidance ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: Sí
AI camera Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Front 3D laser sensor Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: No
No. of recognised obstacles Diferente ?	Dreame L40 Ultra AE: 120	Dreame L50 Ultra AE: ?	Roborock Qrevo S Pro: ?
Pet recognition Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Curtain detection ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Remote camera access Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Night vision LED Diferente ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
AI intelligent cleaning Diferente ?	Dreame L40 Ultra AE: Yes, CleanGenius 2.0	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: Yes, SmartPlan 2.0
AI stain recognition ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
CPU / Algorithm ?	Dreame L40 Ultra AE: ?	Dreame L50 Ultra AE: ?	Roborock Qrevo S Pro: ?

Advanced Features

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Step-climbing ability ?	Dreame L40 Ultra AE: 20 mm	Dreame L50 Ultra AE: 20 mm	Roborock Qrevo S Pro: 20 mm
Robotic arm ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
Built-in voice assistant ?	Dreame L40 Ultra AE: No	Dreame L50 Ultra AE: No	Roborock Qrevo S Pro: No
External voice assistant (Alexa, Google Home...) ?	Dreame L40 Ultra AE: Sí	Dreame L50 Ultra AE: Sí	Roborock Qrevo S Pro: Sí

Robot Tanks

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Robot dust bin Diferente ?	Dreame L40 Ultra AE: 395 ml	Dreame L50 Ultra AE: 250 ml	Roborock Qrevo S Pro: 330 ml
Robot water tank Diferente ?	Dreame L40 Ultra AE: 80 ml	Dreame L50 Ultra AE: 80 ml	Roborock Qrevo S Pro: 80 ml

Robot Dimensions

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Robot diameter Diferente ?	Dreame L40 Ultra AE: 350 mm	Dreame L50 Ultra AE: 350 mm	Roborock Qrevo S Pro: 353 mm
Robot height Diferente ?	Dreame L40 Ultra AE: 97 mm	Dreame L50 Ultra AE: 97 mm	Roborock Qrevo S Pro: 96.5 mm

Base Dimensions

Dreame L40 Ultra AE

Dreame L50 Ultra AE

Roborock Qrevo S Pro

Base width ?	Dreame L40 Ultra AE: 340 mm	Dreame L50 Ultra AE: 340 mm	Roborock Qrevo S Pro: 340 mm
Base height Diferente ?	Dreame L40 Ultra AE: 590.5 mm	Dreame L50 Ultra AE: 590 mm	Roborock Qrevo S Pro: 519 mm
Base depth Diferente ?	Dreame L40 Ultra AE: 456.7 mm	Dreame L50 Ultra AE: 457 mm	Roborock Qrevo S Pro: 487 mm