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Comparison

Dreame L40s Pro Ultra vs Dreame L50 Ultra AE vs Roborock Qrevo Edge 2

Detailed Technical Comparison

Best Score

Dreame L40s Pro Ultra

8,1
Overall score
View on Amazon View Specifications

Dreame L50 Ultra AE

7,1
Overall score
View on Amazon View Specifications

Roborock Qrevo Edge 2

7,9
Overall score
View on Amazon View Specifications
Options

Scores

Dreame L40s Pro Ultra
Overall score 8,1
Power and Battery 6,6
Brushing System 9,1
Mopping System 7,8
Cleaning Base 7,6
Navigation and Intelligence 9,1
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 Edge 2
Overall score 7,9
Power and Battery 7,1
Brushing System 7,7
Mopping System 8,6
Cleaning Base 6,7
Navigation and Intelligence 9,6

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Brand Diferente
?
Dreame L40s Pro Ultra: Dreame Dreame L50 Ultra AE: Dreame Roborock Qrevo Edge 2: Roborock
Release date Diferente
?
Dreame L40s Pro Ultra: 2025 Dreame L50 Ultra AE: March 2026 Roborock Qrevo Edge 2: May 2026

Power and Battery

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Suction power Diferente
?
Dreame L40s Pro Ultra: 19.000 Pa Dreame L50 Ultra AE: 28.000 Pa Roborock Qrevo Edge 2: 25.000 Pa
Battery capacity
?
Dreame L40s Pro Ultra: 5.200 mAh Dreame L50 Ultra AE: 5.200 mAh Roborock Qrevo Edge 2: 5.200 mAh
Runtime Diferente
?
Dreame L40s Pro Ultra: 220 min Dreame L50 Ultra AE: — Roborock Qrevo Edge 2: 188 min

Brushing System

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Main brush Diferente
?
Dreame L40s Pro Ultra: Dual HyperStream Anti-Tangle Hair Brush Dreame L50 Ultra AE: TriCut 3.0 Roborock Qrevo Edge 2: DuoDivide Anti-Tangle Hair Brush
Lifting main brush
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Lifting side brush Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No
Extendable side brush
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Anti-tangle side brush
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Cepillo para zocalos
?
Dreame L40s Pro Ultra: No Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No

Mopping System

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Mopping type Diferente
?
Dreame L40s Pro Ultra: Two Rotating Mops 180 RPM Dreame L50 Ultra AE: Two Rotating Mops 180 RPM Roborock Qrevo Edge 2: Two Rotating Mops 230 RPM 8N
Mop extension Diferente
?
Dreame L40s Pro Ultra: Yes, with RoboSwing movement Dreame L50 Ultra AE: Yes, with RoboSwing movement Roborock Qrevo Edge 2: Sí
Mop lifting Diferente
?
Dreame L40s Pro Ultra: Yes, 10.5 mm Dreame L50 Ultra AE: Yes, 10.5 mm Roborock Qrevo Edge 2: Yes, 12 mm
Floor mopping temperature Diferente
?
Dreame L40s Pro Ultra: Cold water Dreame L50 Ultra AE: Cold water Roborock Qrevo Edge 2: Warm Water
Detach mops at base
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Mop dirt detection Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
Floor dirt detection Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí

Cleaning Base

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Auto-emptying dust bin
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Mop washing Diferente
?
Dreame L40s Pro Ultra: Yes, with hot water at 75°C Dreame L50 Ultra AE: Yes, with hot water at 100°C Roborock Qrevo Edge 2: Yes, with hot water at 80°C
Mop drying Diferente
?
Dreame L40s Pro Ultra: Yes, with hot air at 45°C Dreame L50 Ultra AE: Yes, with hot air at 45°C Roborock Qrevo Edge 2: Yes, with hot air at 55°C
Self-cleaning wash tray Diferente
?
Dreame L40s Pro Ultra: Yes, 3rd generation Dreame L50 Ultra AE: Yes, 3rd generation Roborock Qrevo Edge 2: Yes, 2.0
UV disinfection
?
Dreame L40s Pro Ultra: No Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No
Detergent tank Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: No
Automatic mop changing
?
Dreame L40s Pro Ultra: No Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No
Dust bag capacity Diferente
?
Dreame L40s Pro Ultra: 3.2 L Dreame L50 Ultra AE: 3.2 L Roborock Qrevo Edge 2: 2.7 L
Clean water tank Diferente
?
Dreame L40s Pro Ultra: 4.5 L Dreame L50 Ultra AE: 4.5 L Roborock Qrevo Edge 2: 4 L
Dirty water tank Diferente
?
Dreame L40s Pro Ultra: 4 L Dreame L50 Ultra AE: 4 L Roborock Qrevo Edge 2: 3.5 L
Plumbing connection kit Diferente
?
Dreame L40s Pro Ultra: Yes (purchased separately) Dreame L50 Ultra AE: Yes (purchased separately) Roborock Qrevo Edge 2: No
Integrated plumbing connection
?
Dreame L40s Pro Ultra: No Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No

Navigation and Intelligence

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Navigation system Diferente
?
Dreame L40s Pro Ultra: 360° LiDAR turret Dreame L50 Ultra AE: 360° LiDAR turret Roborock Qrevo Edge 2: 360° Retractable LiDAR
Obstacle avoidance
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
AI camera Diferente
?
Dreame L40s Pro Ultra: Yes, dual Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
Front 3D laser sensor
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
No. of recognised obstacles Diferente
?
Dreame L40s Pro Ultra: 180 Dreame L50 Ultra AE: ? Roborock Qrevo Edge 2: 280
Pet recognition Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
Curtain detection Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
Remote camera access Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
Night vision LED Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
AI intelligent cleaning Diferente
?
Dreame L40s Pro Ultra: Yes, CleanGenius 2.0 Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Yes, SmartPlan 3.0
AI stain recognition Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
CPU / Algorithm
?
Dreame L40s Pro Ultra: ? Dreame L50 Ultra AE: ? Roborock Qrevo Edge 2: ?

Advanced Features

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Step-climbing ability Diferente
?
Dreame L40s Pro Ultra: Single step 22 mm - Double step 40 mm Dreame L50 Ultra AE: 20 mm Roborock Qrevo Edge 2: 20 mm
Robotic arm
?
Dreame L40s Pro Ultra: No Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: No
Built-in voice assistant Diferente
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: No Roborock Qrevo Edge 2: Sí
External voice assistant (Alexa, Google Home...)
?
Dreame L40s Pro Ultra: Sí Dreame L50 Ultra AE: Sí Roborock Qrevo Edge 2: Sí

Robot Tanks

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Robot dust bin Diferente
?
Dreame L40s Pro Ultra: 300 ml Dreame L50 Ultra AE: 250 ml Roborock Qrevo Edge 2: 240 ml
Robot water tank Diferente
?
Dreame L40s Pro Ultra: 80 ml Dreame L50 Ultra AE: 80 ml Roborock Qrevo Edge 2: 67 ml

Robot Dimensions

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Robot diameter Diferente
?
Dreame L40s Pro Ultra: 350 mm Dreame L50 Ultra AE: 350 mm Roborock Qrevo Edge 2: 352 mm
Robot height Diferente
?
Dreame L40s Pro Ultra: 103.8 mm Dreame L50 Ultra AE: 97 mm Roborock Qrevo Edge 2: 79.8 mm

Base Dimensions

Dreame L40s Pro Ultra
Dreame L50 Ultra AE
Roborock Qrevo Edge 2
Base width
?
Dreame L40s Pro Ultra: 340 mm Dreame L50 Ultra AE: 340 mm Roborock Qrevo Edge 2: 340 mm
Base height Diferente
?
Dreame L40s Pro Ultra: 590.5 mm Dreame L50 Ultra AE: 590 mm Roborock Qrevo Edge 2: 521 mm
Base depth Diferente
?
Dreame L40s Pro Ultra: 456.7 mm Dreame L50 Ultra AE: 457 mm Roborock Qrevo Edge 2: 487 mm

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Best Score Dreame L40s Pro Ultra View on Amazon Dreame L50 Ultra AE View on Amazon Roborock Qrevo Edge 2 View on Amazon

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