Comparison

Dreame L40s Pro Ultra vs Mova V50 Ultra vs Roborock Qrevo Curv 2 Flow

Detailed Technical Comparison

Best value for money

1 / 12

Dreame L40s Pro Ultra

8.1

Overall score

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Best Score

1 / 10

Mova V50 Ultra

8.6

Overall score

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Roborock Qrevo Curv 2 Flow

7.1

Overall score

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Scores

Dreame L40s Pro Ultra

Overall score 8.1

Power and Battery 6.0

Brushing System 7.9

Mopping System 7.8

Cleaning Base 7.8

Navigation and Intelligence 9.0

Mova V50 Ultra

Overall score 8.6

Power and Battery 7.3

Brushing System 7.7

Mopping System 9.1

Cleaning Base 8.3

Navigation and Intelligence 9.5

Roborock Qrevo Curv 2 Flow

Overall score 7.1

Power and Battery 6.1

Brushing System 5.9

Mopping System 7.3

Cleaning Base 6.9

Navigation and Intelligence 7.0

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Brand Different ?	Dreame L40s Pro Ultra: Dreame	Mova V50 Ultra: Mova	Roborock Qrevo Curv 2 Flow: Roborock
Release date Different ?	Dreame L40s Pro Ultra: 2025	Mova V50 Ultra: 2025	Roborock Qrevo Curv 2 Flow: February 2026

Power and Battery

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Suction power Different ?	Dreame L40s Pro Ultra: 19.000 Pa	Mova V50 Ultra: 24.000 Pa	Roborock Qrevo Curv 2 Flow: 20.000 Pa
Battery capacity Different ?	Dreame L40s Pro Ultra: 5.200 mAh	Mova V50 Ultra: 6.400 mAh	Roborock Qrevo Curv 2 Flow: 5.200 mAh
Declared runtime Different ?	Dreame L40s Pro Ultra: 220 min	Mova V50 Ultra: 220 min	Roborock Qrevo Curv 2 Flow: 242 min
Fast battery charging ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí

Brushing System

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Main brush Different ?	Dreame L40s Pro Ultra: Dual HyperStream Anti-Tangle Hair Brush	Mova V50 Ultra: Dual Anti-Tangle Hair Brush	Roborock Qrevo Curv 2 Flow: DuoDivide Anti-Tangle Hair Brush
Liftable main brush ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Liftable side brush ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Extendable side brush Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: No
Anti-tangle side brush Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Yes, dual brush
Skirting board brush ?	Dreame L40s Pro Ultra: No	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: No

Mopping System

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Mopping type Different ?	Dreame L40s Pro Ultra: Two Rotating Mops 180 RPM	Mova V50 Ultra: Two Rotating Mops 260 RPM 8N	Roborock Qrevo Curv 2 Flow: Roller 270 mm 200RPM
Mop extension Different ?	Dreame L40s Pro Ultra: Yes, with RoboSwing movement	Mova V50 Ultra: Yes, with RoboSwing movement	Roborock Qrevo Curv 2 Flow: Sí
Mop lifting Different ?	Dreame L40s Pro Ultra: Yes, 10.5 mm	Mova V50 Ultra: Yes, 10.5 mm	Roborock Qrevo Curv 2 Flow: Yes, 15 mm + Roller Cover
Floor mopping temperature Different ?	Dreame L40s Pro Ultra: Cold water	Mova V50 Ultra: Hot Water 50ºC	Roborock Qrevo Curv 2 Flow: Cold water
Remove mops at base Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: No
Mop dirt detection ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Floor dirt detection ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí

Cleaning Base

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Auto-emptying of dust bin ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Mop washing Different ?	Dreame L40s Pro Ultra: Yes, with hot water at 75°C	Mova V50 Ultra: Yes, with hot water at 80°C	Roborock Qrevo Curv 2 Flow: Yes, with hot water at 75°C
Mop drying Different ?	Dreame L40s Pro Ultra: Yes, with hot air at 45°C	Mova V50 Ultra: Yes, with hot air at 60°C	Roborock Qrevo Curv 2 Flow: Yes, with hot air at 55°C
Washing tray self-cleaning Different ?	Dreame L40s Pro Ultra: Yes, 3rd generation	Mova V50 Ultra: Yes, 3rd generation	Roborock Qrevo Curv 2 Flow: Sí
UV disinfection Different ?	Dreame L40s Pro Ultra: No	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: No
Detergent tank Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Yes, dual	Roborock Qrevo Curv 2 Flow: No
Automatic mop changing ?	Dreame L40s Pro Ultra: No	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: No
Dust bag capacity Different ?	Dreame L40s Pro Ultra: 3.2 L	Mova V50 Ultra: 3.2 L	Roborock Qrevo Curv 2 Flow: 2.7 L
Clean water tank Different ?	Dreame L40s Pro Ultra: 4.5 L	Mova V50 Ultra: 4 L	Roborock Qrevo Curv 2 Flow: 4 L
Dirty water tank Different ?	Dreame L40s Pro Ultra: 4 L	Mova V50 Ultra: 3.5 L	Roborock Qrevo Curv 2 Flow: 3.5 L
Plumbing connection kit Different ?	Dreame L40s Pro Ultra: Yes (purchased separately)	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: No
Integrated plumbing connection ?	Dreame L40s Pro Ultra: No	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: No

Navigation and Intelligence

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Navigation system Different ?	Dreame L40s Pro Ultra: 360° LiDAR turret	Mova V50 Ultra: 360° Retractable LiDAR	Roborock Qrevo Curv 2 Flow: 360° LiDAR turret
Obstacle avoidance ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
AI camera Different ?	Dreame L40s Pro Ultra: Yes, dual	Mova V50 Ultra: Yes, dual	Roborock Qrevo Curv 2 Flow: Sí
Front 3D laser sensor ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
No. of recognised obstacles Different ?	Dreame L40s Pro Ultra: 180	Mova V50 Ultra: 200	Roborock Qrevo Curv 2 Flow: 200
Pet recognition ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Cleaning behind curtains Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: No
Remote camera access ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Night vision LED ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
AI intelligent cleaning Different ?	Dreame L40s Pro Ultra: Yes, CleanGenius 2.0	Mova V50 Ultra: Yes, CleanGenius 2.0	Roborock Qrevo Curv 2 Flow: Yes, SmartPlan 3.0
AI stain recognition ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
CPU / Algorithm ?	Dreame L40s Pro Ultra: ?	Mova V50 Ultra: ?	Roborock Qrevo Curv 2 Flow: ?

Advanced Features

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Ability to overcome steps Different ?	Dreame L40s Pro Ultra: Single step 22 mm - Double step 40 mm	Mova V50 Ultra: Single step 42 mm - Double step 60 mm	Roborock Qrevo Curv 2 Flow: 20 mm
Robotic arm ?	Dreame L40s Pro Ultra: No	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: No
Integrated own voice assistant ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Compatible with voice assistants (Alexa, Google Home...) ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: Sí	Roborock Qrevo Curv 2 Flow: Sí
Matter compatible Different ?	Dreame L40s Pro Ultra: Sí	Mova V50 Ultra: No	Roborock Qrevo Curv 2 Flow: Yes, via OTA update

Robot Tanks

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Robot dust bin Different ?	Dreame L40s Pro Ultra: 300 ml	Mova V50 Ultra: 300 ml	Roborock Qrevo Curv 2 Flow: 324 ml
Robot water tank Different ?	Dreame L40s Pro Ultra: 80 ml	Mova V50 Ultra: 80 ml	Roborock Qrevo Curv 2 Flow: Sí

Robot Dimensions

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Robot diameter Different ?	Dreame L40s Pro Ultra: 350 mm	Mova V50 Ultra: 350 mm	Roborock Qrevo Curv 2 Flow: 353 mm
Robot height Different ?	Dreame L40s Pro Ultra: 103.8 mm	Mova V50 Ultra: 89.5 mm	Roborock Qrevo Curv 2 Flow: 119 mm

Base Dimensions

Dreame L40s Pro Ultra

Mova V50 Ultra

Roborock Qrevo Curv 2 Flow

Base width Different ?	Dreame L40s Pro Ultra: 340 mm	Mova V50 Ultra: 420 mm	Roborock Qrevo Curv 2 Flow: 450 mm
Base height Different ?	Dreame L40s Pro Ultra: 590.5 mm	Mova V50 Ultra: 470 mm	Roborock Qrevo Curv 2 Flow: 450 mm
Base depth Different ?	Dreame L40s Pro Ultra: 456.7 mm	Mova V50 Ultra: 458 mm	Roborock Qrevo Curv 2 Flow: 450 mm