Comparison

Dreame L40 Ultra AE vs Roborock Qrevo Curv 2 Flow

Detailed Technical Comparison

Dreame L40 Ultra AE

6,8
Overall score
View on Amazon View Specifications
Best Score

Roborock Qrevo Curv 2 Flow

7,4
Overall score
View on Amazon View Specifications

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
Roborock Qrevo Curv 2 Flow
Overall score 7,4
Power and Battery 6,7
Brushing System 6,7
Mopping System 7,6
Cleaning Base 6,5
Navigation and Intelligence 8,2

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Brand Diferente
?
Dreame L40 Ultra AE: Dreame Roborock Qrevo Curv 2 Flow: Roborock
Release date Diferente
?
Dreame L40 Ultra AE: 2025 Roborock Qrevo Curv 2 Flow: February 2026

Power and Battery

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Suction power Diferente
?
Dreame L40 Ultra AE: 19.000 Pa Roborock Qrevo Curv 2 Flow: 20.000 Pa
Battery capacity
?
Dreame L40 Ultra AE: 5.200 mAh Roborock Qrevo Curv 2 Flow: 5.200 mAh
Runtime Diferente
?
Dreame L40 Ultra AE: — Roborock Qrevo Curv 2 Flow: 242 min

Brushing System

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Main brush Diferente
?
Dreame L40 Ultra AE: TriCut 3.0 Roborock Qrevo Curv 2 Flow: DuoDivide Anti-Tangle Hair Brush
Lifting main brush
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Lifting side brush Diferente
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: Sí
Extendable side brush
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Anti-tangle side brush Diferente
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: Yes, dual brush
Cepillo para zocalos
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No

Mopping System

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Mopping type Diferente
?
Dreame L40 Ultra AE: Two Rotating Mops 180 RPM Roborock Qrevo Curv 2 Flow: Roller 270 mm 200RPM
Mop extension Diferente
?
Dreame L40 Ultra AE: Yes, with RoboSwing movement Roborock Qrevo Curv 2 Flow: Sí
Mop lifting Diferente
?
Dreame L40 Ultra AE: Yes, 10.5 mm Roborock Qrevo Curv 2 Flow: Yes, 15 mm + Roller Cover
Floor mopping temperature
?
Dreame L40 Ultra AE: Cold water Roborock Qrevo Curv 2 Flow: Cold water
Detach mops at base
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Mop dirt detection
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Floor dirt detection
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí

Cleaning Base

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Auto-emptying dust bin
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Mop washing
?
Dreame L40 Ultra AE: Yes, with hot water at 75°C Roborock Qrevo Curv 2 Flow: Yes, with hot water at 75°C
Mop drying Diferente
?
Dreame L40 Ultra AE: Yes, with hot air at 45°C Roborock Qrevo Curv 2 Flow: Yes, with hot air at 55°C
Self-cleaning wash tray Diferente
?
Dreame L40 Ultra AE: Yes, 2nd generation Roborock Qrevo Curv 2 Flow: Sí
UV disinfection
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Detergent tank Diferente
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: No
Automatic mop changing
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Dust bag capacity Diferente
?
Dreame L40 Ultra AE: 3.2 L Roborock Qrevo Curv 2 Flow: 2.7 L
Clean water tank Diferente
?
Dreame L40 Ultra AE: 4.5 L Roborock Qrevo Curv 2 Flow: 4 L
Dirty water tank Diferente
?
Dreame L40 Ultra AE: 4 L Roborock Qrevo Curv 2 Flow: 3.5 L
Plumbing connection kit Diferente
?
Dreame L40 Ultra AE: Yes (purchased separately) Roborock Qrevo Curv 2 Flow: No
Integrated plumbing connection
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No

Navigation and Intelligence

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Navigation system
?
Dreame L40 Ultra AE: 360° LiDAR turret Roborock Qrevo Curv 2 Flow: 360° LiDAR turret
Obstacle avoidance
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
AI camera
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Front 3D laser sensor
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
No. of recognised obstacles Diferente
?
Dreame L40 Ultra AE: 120 Roborock Qrevo Curv 2 Flow: 200
Pet recognition
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Curtain detection
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Remote camera access
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
Night vision LED
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí
AI intelligent cleaning Diferente
?
Dreame L40 Ultra AE: Yes, CleanGenius 2.0 Roborock Qrevo Curv 2 Flow: Yes, SmartPlan 3.0
AI stain recognition Diferente
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: Sí
CPU / Algorithm
?
Dreame L40 Ultra AE: ? Roborock Qrevo Curv 2 Flow: ?

Advanced Features

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Step-climbing ability
?
Dreame L40 Ultra AE: 20 mm Roborock Qrevo Curv 2 Flow: 20 mm
Robotic arm
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: No
Built-in voice assistant Diferente
?
Dreame L40 Ultra AE: No Roborock Qrevo Curv 2 Flow: Sí
External voice assistant (Alexa, Google Home...)
?
Dreame L40 Ultra AE: Sí Roborock Qrevo Curv 2 Flow: Sí

Robot Tanks

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Robot dust bin Diferente
?
Dreame L40 Ultra AE: 395 ml Roborock Qrevo Curv 2 Flow: 324 ml
Robot water tank Diferente
?
Dreame L40 Ultra AE: 80 ml Roborock Qrevo Curv 2 Flow: Sí

Robot Dimensions

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Robot diameter Diferente
?
Dreame L40 Ultra AE: 350 mm Roborock Qrevo Curv 2 Flow: 353 mm
Robot height Diferente
?
Dreame L40 Ultra AE: 97 mm Roborock Qrevo Curv 2 Flow: 119 mm

Base Dimensions

Dreame L40 Ultra AE
Roborock Qrevo Curv 2 Flow
Base width Diferente
?
Dreame L40 Ultra AE: 340 mm Roborock Qrevo Curv 2 Flow: 450 mm
Base height Diferente
?
Dreame L40 Ultra AE: 590.5 mm Roborock Qrevo Curv 2 Flow: 450 mm
Base depth Diferente
?
Dreame L40 Ultra AE: 456.7 mm Roborock Qrevo Curv 2 Flow: 450 mm

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