Comparison

Dreame L40s Pro Ultra vs Dreame X40 Ultra vs Roborock Qrevo 2 Pro

Detailed Technical Comparison

Best Score

Dreame L40s Pro Ultra

8,1
Overall score
View on Amazon View Specifications

Dreame X40 Ultra

7,5
Overall score
View on Amazon View Specifications

Roborock Qrevo 2 Pro

6,8
Overall score
View on Amazon View Specifications

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
Dreame X40 Ultra
Overall score 7,5
Power and Battery 5,9
Brushing System 6,7
Mopping System 7,8
Cleaning Base 7,6
Navigation and Intelligence 8,8
Roborock Qrevo 2 Pro
Overall score 6,8
Power and Battery 6,6
Brushing System 5,4
Mopping System 7,0
Cleaning Base 6,9
Navigation and Intelligence 4,4

Detailed Technical Comparison

Key features organised by category

General Information

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Brand Diferente
?
Dreame L40s Pro Ultra: Dreame Dreame X40 Ultra: Dreame Roborock Qrevo 2 Pro: Roborock
Release date Diferente
?
Dreame L40s Pro Ultra: 2025 Dreame X40 Ultra: 2024 Roborock Qrevo 2 Pro: August 2026

Power and Battery

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Suction power Diferente
?
Dreame L40s Pro Ultra: 19.000 Pa Dreame X40 Ultra: 12.000 Pa Roborock Qrevo 2 Pro: 25.000 Pa
Battery capacity Diferente
?
Dreame L40s Pro Ultra: 5.200 mAh Dreame X40 Ultra: 6.400 mAh Roborock Qrevo 2 Pro: 5.200 mAh
Declared runtime Diferente
?
Dreame L40s Pro Ultra: 220 min Dreame X40 Ultra: 194 min Roborock Qrevo 2 Pro: 253 min
Fast battery charging
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí

Brushing System

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Main brush Diferente
?
Dreame L40s Pro Ultra: Dual HyperStream Anti-Tangle Hair Brush Dreame X40 Ultra: Simple Silicone Brush Roborock Qrevo 2 Pro: DuoDivide Anti-Tangle Hair Brush
Liftable main brush Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Liftable side brush Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Extendable side brush Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Reversible side brush
Anti-tangle side brush Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Reversible
Skirting board brush
?
Dreame L40s Pro Ultra: No Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No

Mopping System

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Mopping type Diferente
?
Dreame L40s Pro Ultra: Two Rotating Mops 180 RPM Dreame X40 Ultra: Two Rotating Mops 180 RPM Roborock Qrevo 2 Pro: Two Rotating Mops 200 RPM
Mop extension Diferente
?
Dreame L40s Pro Ultra: Yes, with RoboSwing movement Dreame X40 Ultra: Yes, with RoboSwing movement Roborock Qrevo 2 Pro: Sí
Mop lifting Diferente
?
Dreame L40s Pro Ultra: Yes, 10.5 mm Dreame X40 Ultra: Yes, 10.5 mm Roborock Qrevo 2 Pro: Yes, 15 mm
Floor mopping temperature Diferente
?
Dreame L40s Pro Ultra: Cold water Dreame X40 Ultra: Cold water Roborock Qrevo 2 Pro: Warm Water
Remove mops at base
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí
Mop dirt detection Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Floor dirt detection Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No

Cleaning Base

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Auto-emptying of dust bin
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí
Mop washing Diferente
?
Dreame L40s Pro Ultra: Yes, with hot water at 75°C Dreame X40 Ultra: Yes, with hot water at 70°C Roborock Qrevo 2 Pro: Yes, with hot water at 75°C
Mop drying
?
Dreame L40s Pro Ultra: Yes, with hot air at 45°C Dreame X40 Ultra: Yes, with hot air at 45°C Roborock Qrevo 2 Pro: Yes, with hot air at 45°C
Washing tray self-cleaning Diferente
?
Dreame L40s Pro Ultra: Yes, 3rd generation Dreame X40 Ultra: Yes, 2nd generation Roborock Qrevo 2 Pro: Removable tray
UV disinfection
?
Dreame L40s Pro Ultra: No Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No
Detergent tank Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Automatic mop changing
?
Dreame L40s Pro Ultra: No Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No
Dust bag capacity Diferente
?
Dreame L40s Pro Ultra: 3.2 L Dreame X40 Ultra: 3.2 L Roborock Qrevo 2 Pro: 2.7 L
Clean water tank Diferente
?
Dreame L40s Pro Ultra: 4.5 L Dreame X40 Ultra: 4.5 L Roborock Qrevo 2 Pro: 4 L
Dirty water tank Diferente
?
Dreame L40s Pro Ultra: 4 L Dreame X40 Ultra: 4 L Roborock Qrevo 2 Pro: 3 L
Plumbing connection kit Diferente
?
Dreame L40s Pro Ultra: Yes (purchased separately) Dreame X40 Ultra: Yes (purchased separately) Roborock Qrevo 2 Pro: No
Integrated plumbing connection
?
Dreame L40s Pro Ultra: No Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No

Navigation and Intelligence

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Navigation system
?
Dreame L40s Pro Ultra: 360° LiDAR turret Dreame X40 Ultra: 360° LiDAR turret Roborock Qrevo 2 Pro: 360° LiDAR turret
Obstacle avoidance
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí
AI camera Diferente
?
Dreame L40s Pro Ultra: Yes, dual Dreame X40 Ultra: Yes, dual Roborock Qrevo 2 Pro: No
Front 3D laser sensor Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Yes, with structured light
No. of recognised obstacles Diferente
?
Dreame L40s Pro Ultra: 180 Dreame X40 Ultra: 120 Roborock Qrevo 2 Pro: ?
Pet recognition Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Cleaning behind curtains Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Remote camera access Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
Night vision LED Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
AI intelligent cleaning Diferente
?
Dreame L40s Pro Ultra: Yes, CleanGenius 2.0 Dreame X40 Ultra: Yes, CleanGenius 2.0 Roborock Qrevo 2 Pro: Yes, SmartPlan 3.0
AI stain recognition Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: No
CPU / Algorithm Diferente
?
Dreame L40s Pro Ultra: ? Dreame X40 Ultra: AI Sage 11.0 Quad-core Roborock Qrevo 2 Pro: ?

Advanced Features

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Ability to overcome steps Diferente
?
Dreame L40s Pro Ultra: Single step 22 mm - Double step 40 mm Dreame X40 Ultra: 22 mm Roborock Qrevo 2 Pro: 20 mm
Robotic arm
?
Dreame L40s Pro Ultra: No Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No
Integrated own voice assistant Diferente
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: No Roborock Qrevo 2 Pro: No
Compatible with voice assistants (Alexa, Google Home...)
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí
Matter compatible
?
Dreame L40s Pro Ultra: Sí Dreame X40 Ultra: Sí Roborock Qrevo 2 Pro: Sí

Robot Tanks

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Robot dust bin Diferente
?
Dreame L40s Pro Ultra: 300 ml Dreame X40 Ultra: 300 ml Roborock Qrevo 2 Pro: 270 ml
Robot water tank Diferente
?
Dreame L40s Pro Ultra: 80 ml Dreame X40 Ultra: 80 ml Roborock Qrevo 2 Pro: 67 ml

Robot Dimensions

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Robot diameter Diferente
?
Dreame L40s Pro Ultra: 350 mm Dreame X40 Ultra: 350 mm Roborock Qrevo 2 Pro: 352 mm
Robot height Diferente
?
Dreame L40s Pro Ultra: 103.8 mm Dreame X40 Ultra: 97 mm Roborock Qrevo 2 Pro: 96.6 mm

Base Dimensions

Dreame L40s Pro Ultra
Dreame X40 Ultra
Roborock Qrevo 2 Pro
Base width Diferente
?
Dreame L40s Pro Ultra: 340 mm Dreame X40 Ultra: 340 mm Roborock Qrevo 2 Pro: 402 mm
Base height Diferente
?
Dreame L40s Pro Ultra: 590.5 mm Dreame X40 Ultra: 590.5 mm Roborock Qrevo 2 Pro: 450 mm
Base depth Diferente
?
Dreame L40s Pro Ultra: 456.7 mm Dreame X40 Ultra: 456.7 mm Roborock Qrevo 2 Pro: 494 mm

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