Comparison

Dreame X50s Ultra vs Roborock Saros 20

Detailed Technical Comparison

Best Score

Dreame X50s Ultra

8,9
Overall score
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Options

Roborock Saros 20

8,8
Overall score
View on Amazon View Specifications

Scores

Dreame X50s Ultra
Overall score 8,9
Power and Battery 9,1
Brushing System 9,3
Mopping System 9,2
Cleaning Base 7,9
Navigation and Intelligence 9,9
Roborock Saros 20
Overall score 8,8
Power and Battery 9,2
Brushing System 8,9
Mopping System 8,5
Cleaning Base 7,7
Navigation and Intelligence 9,7

Detailed Technical Comparison

Key features organised by category

General Information

Dreame X50s Ultra
Roborock Saros 20
Brand Diferente
?
Dreame X50s Ultra: Dreame Roborock Saros 20: Roborock
Release date Diferente
?
Dreame X50s Ultra: May 2026 Roborock Saros 20: February 2026

Power and Battery

Dreame X50s Ultra
Roborock Saros 20
Suction power Diferente
?
Dreame X50s Ultra: 35.000 Pa Roborock Saros 20: 36.000 Pa
Battery capacity
?
Dreame X50s Ultra: 6.400 mAh Roborock Saros 20: 6.400 mAh

Brushing System

Dreame X50s Ultra
Roborock Saros 20
Main brush Diferente
?
Dreame X50s Ultra: Dual HyperStream 2.0 Anti-Tangle Brush Roborock Saros 20: DuoDivide Anti-Tangle Hair Brush
Lifting main brush
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Lifting side brush
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Extendable side brush
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Anti-tangle side brush
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Cepillo para zocalos
?
Dreame X50s Ultra: No Roborock Saros 20: No

Mopping System

Dreame X50s Ultra
Roborock Saros 20
Mopping type Diferente
?
Dreame X50s Ultra: Two Rotating Mops 200 RPM 15N Roborock Saros 20: Two Rotating Mops 200 RPM 13N
Mop extension Diferente
?
Dreame X50s Ultra: Yes, with RoboSwing movement Roborock Saros 20: Sí
Mop lifting Diferente
?
Dreame X50s Ultra: Yes, 10.5 mm Roborock Saros 20: Yes, 12-22 mm
Floor mopping temperature Diferente
?
Dreame X50s Ultra: Hot Water 40°C Roborock Saros 20: Warm Water
Detach mops at base
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Mop dirt detection
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Floor dirt detection
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí

Cleaning Base

Dreame X50s Ultra
Roborock Saros 20
Auto-emptying dust bin
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Mop washing
?
Dreame X50s Ultra: Yes, with hot water at 100°C Roborock Saros 20: Yes, with hot water at 100°C
Mop drying Diferente
?
Dreame X50s Ultra: Yes, with hot air Roborock Saros 20: Yes, with hot air at 55°C
Self-cleaning wash tray Diferente
?
Dreame X50s Ultra: Yes, 3rd generation Roborock Saros 20: Yes, with hot water at 100°C
UV disinfection
?
Dreame X50s Ultra: No Roborock Saros 20: No
Detergent tank
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Automatic mop changing
?
Dreame X50s Ultra: No Roborock Saros 20: No
Dust bag capacity Diferente
?
Dreame X50s Ultra: 3.2 L Roborock Saros 20: 2.5 L
Clean water tank Diferente
?
Dreame X50s Ultra: 4.2 L Roborock Saros 20: 4 L
Dirty water tank
?
Dreame X50s Ultra: 3 L Roborock Saros 20: 3 L
Plumbing connection kit Diferente
?
Dreame X50s Ultra: Yes (purchased separately) Roborock Saros 20: No
Integrated plumbing connection
?
Dreame X50s Ultra: No Roborock Saros 20: No

Navigation and Intelligence

Dreame X50s Ultra
Roborock Saros 20
Navigation system Diferente
?
Dreame X50s Ultra: 360° Retractable LiDAR Roborock Saros 20: StarSight 2.0
Obstacle avoidance Diferente
?
Dreame X50s Ultra: Yes, with proactive lighting Roborock Saros 20: Sí
AI camera Diferente
?
Dreame X50s Ultra: Yes, dual RGB Roborock Saros 20: Yes, dual
Front 3D laser sensor
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
No. of recognised obstacles Diferente
?
Dreame X50s Ultra: 280 Roborock Saros 20: 300
Pet recognition
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Curtain detection
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Remote camera access
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
Night vision LED
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
AI intelligent cleaning Diferente
?
Dreame X50s Ultra: Yes, CleanGenius 3.0 Roborock Saros 20: Yes, SmartPlan 3.0
AI stain recognition
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
CPU / Algorithm
?
Dreame X50s Ultra: ? Roborock Saros 20: ?

Advanced Features

Dreame X50s Ultra
Roborock Saros 20
Step-climbing ability
?
Dreame X50s Ultra: Single step 45 mm - Double step 88 mm Roborock Saros 20: Single step 45 mm - Double step 88 mm
Robotic arm
?
Dreame X50s Ultra: No Roborock Saros 20: No
Built-in voice assistant
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí
External voice assistant (Alexa, Google Home...)
?
Dreame X50s Ultra: Sí Roborock Saros 20: Sí

Robot Tanks

Dreame X50s Ultra
Roborock Saros 20
Robot dust bin Diferente
?
Dreame X50s Ultra: ? Roborock Saros 20: 270 ml
Robot water tank Diferente
?
Dreame X50s Ultra: ? Roborock Saros 20: 69 ml

Robot Dimensions

Dreame X50s Ultra
Roborock Saros 20
Robot diameter Diferente
?
Dreame X50s Ultra: 352 mm Roborock Saros 20: 353 mm
Robot height Diferente
?
Dreame X50s Ultra: 79.5 mm Roborock Saros 20: 79.8 mm

Base Dimensions

Dreame X50s Ultra
Roborock Saros 20
Base width Diferente
?
Dreame X50s Ultra: 390 mm Roborock Saros 20: 381 mm
Base height Diferente
?
Dreame X50s Ultra: 499 mm Roborock Saros 20: 488 mm
Base depth Diferente
?
Dreame X50s Ultra: 423 mm Roborock Saros 20: 475 mm

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