Comparison

Dreame L40 Ultra AE vs Roborock Qrevo Edge 2

Detailed Technical Comparison

Dreame L40 Ultra AE

6.7
Overall score
View on Amazon
Best Score

Roborock Qrevo Edge 2

8.0
Overall score
View on Amazon

Scores

Dreame L40 Ultra AE
Overall score 6.7
Power and Battery 6.0
Brushing System 3.4
Mopping System 6.9
Cleaning Base 7.8
Navigation and Intelligence 7.3
Roborock Qrevo Edge 2
Overall score 8.0
Power and Battery 5.9
Brushing System 6.7
Mopping System 8.7
Cleaning Base 7.1
Navigation and Intelligence 9.6

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Brand Different
?
Dreame L40 Ultra AE: Dreame Roborock Qrevo Edge 2: Roborock
Release date Different
?
Dreame L40 Ultra AE: 2025 Roborock Qrevo Edge 2: May 2026

Power and Battery

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Suction power Different
?
Dreame L40 Ultra AE: 19.000 Pa Roborock Qrevo Edge 2: 25.000 Pa
Battery capacity
?
Dreame L40 Ultra AE: 5.200 mAh Roborock Qrevo Edge 2: 5.200 mAh
Declared runtime Different
?
Dreame L40 Ultra AE: — Roborock Qrevo Edge 2: 188 min
Fast battery charging Different
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: No

Brushing System

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Main brush Different
?
Dreame L40 Ultra AE: TriCut 3.0 Roborock Qrevo Edge 2: DuoDivide Anti-Tangle Hair Brush
Liftable main brush
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Liftable side brush
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No
Extendable side brush Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
Anti-tangle side brush Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
Skirting board brush
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No

Mopping System

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Mopping type Different
?
Dreame L40 Ultra AE: Two Rotating Mops 180 RPM Roborock Qrevo Edge 2: Two Rotating Mops 230 RPM 8N
Mop extension Different
?
Dreame L40 Ultra AE: Yes, with RoboSwing movement Roborock Qrevo Edge 2: Sí
Mop lifting Different
?
Dreame L40 Ultra AE: Yes, 0.4 in (10.5 mm) Roborock Qrevo Edge 2: Yes, 0.5 in (12 mm)
Floor mopping temperature Different
?
Dreame L40 Ultra AE: Cold water Roborock Qrevo Edge 2: Warm Water
Remove mops at base Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
Mop dirt detection
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Floor dirt detection
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí

Cleaning Base

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Auto-emptying of dust bin
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Mop washing Different
?
Dreame L40 Ultra AE: Yes, with hot water at 167 °F (75°C) Roborock Qrevo Edge 2: Yes, with hot water at 176 °F (80°C)
Mop drying Different
?
Dreame L40 Ultra AE: Yes, with hot air at 113 °F (45°C) Roborock Qrevo Edge 2: Yes, with hot air at 131 °F (55°C)
Washing tray self-cleaning Different
?
Dreame L40 Ultra AE: Yes, 2nd generation Roborock Qrevo Edge 2: Yes, 2.0
UV disinfection
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No
Detergent tank Different
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: No
Automatic mop changing
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No
Dust bag capacity Different
?
Dreame L40 Ultra AE: 3.2 L Roborock Qrevo Edge 2: 2.7 L
Clean water tank Different
?
Dreame L40 Ultra AE: 4.5 L Roborock Qrevo Edge 2: 4 L
Dirty water tank Different
?
Dreame L40 Ultra AE: 4 L Roborock Qrevo Edge 2: 3.5 L
Plumbing connection kit Different
?
Dreame L40 Ultra AE: Yes (purchased separately) Roborock Qrevo Edge 2: No
Integrated plumbing connection
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No

Navigation and Intelligence

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Navigation system Different
?
Dreame L40 Ultra AE: 360° LiDAR turret Roborock Qrevo Edge 2: 360° Retractable LiDAR
Obstacle avoidance
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
AI camera
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Front 3D laser sensor
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
No. of recognised obstacles Different
?
Dreame L40 Ultra AE: 120 Roborock Qrevo Edge 2: 280
Pet recognition
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Cleaning behind curtains Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
Remote camera access
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Night vision LED
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
AI intelligent cleaning Different
?
Dreame L40 Ultra AE: Yes, CleanGenius 2.0 Roborock Qrevo Edge 2: Yes, SmartPlan 3.0
AI stain recognition Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
CPU / Algorithm
?
Dreame L40 Ultra AE: ? Roborock Qrevo Edge 2: ?

Advanced Features

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Ability to overcome steps
?
Dreame L40 Ultra AE: 0.8 in (20 mm) Roborock Qrevo Edge 2: 0.8 in (20 mm)
Robotic arm
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: No
Integrated own voice assistant Different
?
Dreame L40 Ultra AE: No Roborock Qrevo Edge 2: Sí
Compatible with voice assistants (Alexa, Google Home...)
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí
Matter compatible
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Edge 2: Sí

Robot Tanks

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Robot dust bin Different
?
Dreame L40 Ultra AE: 395 ml Roborock Qrevo Edge 2: 240 ml
Robot water tank Different
?
Dreame L40 Ultra AE: 2.7 fl oz (80 ml) Roborock Qrevo Edge 2: 67 ml

Robot Dimensions

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Robot diameter Different
?
Dreame L40 Ultra AE: 350 mm Roborock Qrevo Edge 2: 352 mm
Robot height Different
?
Dreame L40 Ultra AE: 97 mm Roborock Qrevo Edge 2: 79.8 mm

Base Dimensions

Dreame L40 Ultra AE
Roborock Qrevo Edge 2
Base width
?
Dreame L40 Ultra AE: 340 mm Roborock Qrevo Edge 2: 340 mm
Base height Different
?
Dreame L40 Ultra AE: 590.5 mm Roborock Qrevo Edge 2: 521 mm
Base depth Different
?
Dreame L40 Ultra AE: 456.7 mm Roborock Qrevo Edge 2: 487 mm

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