Comparison

Dreame L40 Ultra A vs Roborock Qrevo Edge 2 Flow

Detailed Technical Comparison

1 / 11

Dreame L40 Ultra A

6.1

Overall score

Price on Amazon

499,00€

View on Amazon

Best Score

1 / 10

Roborock Qrevo Edge 2 Flow

7.9

Overall score

Price on Amazon

659,00€

View on Amazon

Scores

Dreame L40 Ultra A

Overall score 6.1

Power and Battery 6.5

Brushing System 3.4

Mopping System 5.1

Cleaning Base 7.0

Navigation and Intelligence 5.1

Value for money · Normal · 🟡 Precio correcto 5.3

Roborock Qrevo Edge 2 Flow

Overall score 7.9

Power and Battery 7.0

Brushing System 7.4

Mopping System 7.4

Cleaning Base 7.1

Navigation and Intelligence 9.7

Value for money · Muy buena · 🔵 Buen precio para su gama 7.2

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Brand Different ?	Dreame L40 Ultra A: Dreame	Roborock Qrevo Edge 2 Flow: Roborock
Release date Different ?	Dreame L40 Ultra A: April 2026	Roborock Qrevo Edge 2 Flow: August 2026

Power and Battery

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Suction power Different ?	Dreame L40 Ultra A: 24.000 Pa	Roborock Qrevo Edge 2 Flow: 35.000 Pa
Battery capacity Different ?	Dreame L40 Ultra A: 5.200 mAh	Roborock Qrevo Edge 2 Flow: 5200 mAh
Declared runtime Different ?	Dreame L40 Ultra A: 230 min	Roborock Qrevo Edge 2 Flow: 240 min
Fast battery charging Different ?	Dreame L40 Ultra A: Sí	Roborock Qrevo Edge 2 Flow: No

Brushing System

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

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

Mopping System

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Mopping type Different ?	Dreame L40 Ultra A: Two Rotating Mops 180 RPM	Roborock Qrevo Edge 2 Flow: 270 mm roller 240RPM 15M
Mop extension Different ?	Dreame L40 Ultra A: Yes, with RoboSwing movement	Roborock Qrevo Edge 2 Flow: Sí
Mop lifting Different ?	Dreame L40 Ultra A: Yes, 10.5 mm	Roborock Qrevo Edge 2 Flow: Yes, 15 mm + Roller Cover
Floor mopping temperature ?	Dreame L40 Ultra A: Cold water	Roborock Qrevo Edge 2 Flow: Cold water
Remove mops at base ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: No
Mop dirt detection Different ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: Sí
Floor dirt detection Different ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: Sí

Cleaning Base

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Auto-emptying of dust bin ?	Dreame L40 Ultra A: Sí	Roborock Qrevo Edge 2 Flow: Sí
Mop washing Different ?	Dreame L40 Ultra A: Yes, with cold water	Roborock Qrevo Edge 2 Flow: Yes, with hot water at 75°C
Mop drying Different ?	Dreame L40 Ultra A: Yes, with hot air at 45°C	Roborock Qrevo Edge 2 Flow: Yes, with hot air at 63°C
Washing tray self-cleaning Different ?	Dreame L40 Ultra A: Yes, 3rd generation	Roborock Qrevo Edge 2 Flow: Removable tray
UV disinfection ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: No
Detergent tank Different ?	Dreame L40 Ultra A: Optional (Sold separately)	Roborock Qrevo Edge 2 Flow: No
Automatic mop changing ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: No
Dust bag capacity Different ?	Dreame L40 Ultra A: 3.2 L	Roborock Qrevo Edge 2 Flow: 2.7 L
Clean water tank Different ?	Dreame L40 Ultra A: 4.5 L	Roborock Qrevo Edge 2 Flow: 4 L
Dirty water tank Different ?	Dreame L40 Ultra A: 4 L	Roborock Qrevo Edge 2 Flow: 3 L
Plumbing connection kit Different ?	Dreame L40 Ultra A: Yes (purchased separately)	Roborock Qrevo Edge 2 Flow: No
Integrated plumbing connection ?	Dreame L40 Ultra A: No	Roborock Qrevo Edge 2 Flow: No

Navigation and Intelligence

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

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

Advanced Features

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

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

Robot Tanks

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Robot dust bin Different ?	Dreame L40 Ultra A: 300 ml	Roborock Qrevo Edge 2 Flow: ?
Robot water tank Different ?	Dreame L40 Ultra A: 80 ml	Roborock Qrevo Edge 2 Flow: ?

Robot Dimensions

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Robot diameter Different ?	Dreame L40 Ultra A: 350 mm	Roborock Qrevo Edge 2 Flow: 353 mm
Robot height Different ?	Dreame L40 Ultra A: 97 mm	Roborock Qrevo Edge 2 Flow: 89.8 mm

Base Dimensions

Dreame L40 Ultra A

Roborock Qrevo Edge 2 Flow

Base width Different ?	Dreame L40 Ultra A: 340 mm	Roborock Qrevo Edge 2 Flow: 402 mm
Base height Different ?	Dreame L40 Ultra A: 590 mm	Roborock Qrevo Edge 2 Flow: 451 mm
Base depth Different ?	Dreame L40 Ultra A: 457 mm	Roborock Qrevo Edge 2 Flow: 470 mm