Comparison

Dreame X50 Ultra Complete vs Roborock S8 MaxV Ultra vs Roborock Saros 20

Detailed Technical Comparison

Best value for money

1 / 10

Dreame X50 Ultra Complete

8,4

Overall score

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1 / 11

Roborock S8 MaxV Ultra

6,8

Overall score

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Best Score

1 / 9

Roborock Saros 20

8,6

Overall score

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Scores

Dreame X50 Ultra Complete

Overall score 8,4

Power and Battery 6,8

Brushing System 7,9

Mopping System 7,8

Cleaning Base 8,4

Navigation and Intelligence 9,5

Roborock S8 MaxV Ultra

Overall score 6,8

Power and Battery 5,0

Brushing System 5,0

Mopping System 6,5

Cleaning Base 6,9

Navigation and Intelligence 8,0

Roborock Saros 20

Overall score 8,6

Power and Battery 8,6

Brushing System 6,7

Mopping System 8,6

Cleaning Base 8,2

Navigation and Intelligence 8,2

Detailed Technical Comparison

Key features organised by category

General Information

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Brand Different ?	Dreame X50 Ultra Complete: Dreame	Roborock S8 MaxV Ultra: Roborock	Roborock Saros 20: Roborock
Release date Different ?	Dreame X50 Ultra Complete: 2025	Roborock S8 MaxV Ultra: 2024	Roborock Saros 20: February 2026

Power and Battery

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Suction power Different ?	Dreame X50 Ultra Complete: 20.000 Pa	Roborock S8 MaxV Ultra: 10.000 Pa	Roborock Saros 20: 36.000 Pa
Battery capacity Different ?	Dreame X50 Ultra Complete: 6.400 mAh	Roborock S8 MaxV Ultra: 5.200 mAh	Roborock Saros 20: 6.400 mAh
Declared runtime Different ?	Dreame X50 Ultra Complete: 180 mins	Roborock S8 MaxV Ultra: 180 min	Roborock Saros 20: —
Fast battery charging ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí

Brushing System

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Main brush Different ?	Dreame X50 Ultra Complete: Dual HyperStream Anti-Tangle Hair Brush	Roborock S8 MaxV Ultra: Dual Silicone Brush	Roborock Saros 20: DuoDivide Anti-Tangle Hair Brush
Liftable main brush ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Liftable side brush Different ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: No	Roborock Saros 20: Sí
Extendable side brush ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Anti-tangle side brush Different ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: No	Roborock Saros 20: Sí
Skirting board brush ?	Dreame X50 Ultra Complete: No	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No

Mopping System

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Mopping type Different ?	Dreame X50 Ultra Complete: Two Rotating Mops 180 RPM	Roborock S8 MaxV Ultra: Sonic Mopping VibraRise 3.0	Roborock Saros 20: Two Rotating Mops 200 RPM 13N
Mop extension Different ?	Dreame X50 Ultra Complete: Yes, with RoboSwing movement	Roborock S8 MaxV Ultra: Mini side mop	Roborock Saros 20: Sí
Mop lifting Different ?	Dreame X50 Ultra Complete: Yes, 10.5 mm	Roborock S8 MaxV Ultra: Yes, 20 mm	Roborock Saros 20: Yes, 12-22 mm
Floor mopping temperature Different ?	Dreame X50 Ultra Complete: Cold water	Roborock S8 MaxV Ultra: Cold water	Roborock Saros 20: Warm Water
Remove mops at base Different ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: No	Roborock Saros 20: Sí
Mop dirt detection ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Floor dirt detection ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí

Cleaning Base

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Auto-emptying of dust bin ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Mop washing Different ?	Dreame X50 Ultra Complete: Yes, with hot water at 80°C	Roborock S8 MaxV Ultra: Yes, with hot water at 60°C	Roborock Saros 20: Yes, with hot water at 100°C
Mop drying Different ?	Dreame X50 Ultra Complete: Yes, with hot air at 45°C	Roborock S8 MaxV Ultra: Yes, with hot air at 60°C	Roborock Saros 20: Yes, with hot air at 55°C
Washing tray self-cleaning Different ?	Dreame X50 Ultra Complete: Yes, 3rd generation	Roborock S8 MaxV Ultra: No	Roborock Saros 20: Yes, with hot water at 100°C
UV disinfection Different ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No
Detergent tank ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Automatic mop changing ?	Dreame X50 Ultra Complete: No	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No
Dust bag capacity Different ?	Dreame X50 Ultra Complete: 3.2 L	Roborock S8 MaxV Ultra: 2.5 L	Roborock Saros 20: 2.5 L
Clean water tank Different ?	Dreame X50 Ultra Complete: 4.5 L	Roborock S8 MaxV Ultra: 4 L	Roborock Saros 20: 4 L
Dirty water tank Different ?	Dreame X50 Ultra Complete: 4 L	Roborock S8 MaxV Ultra: 3.5 L	Roborock Saros 20: 3 L
Plumbing connection kit Different ?	Dreame X50 Ultra Complete: Yes (purchased separately)	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No
Integrated plumbing connection ?	Dreame X50 Ultra Complete: No	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No

Navigation and Intelligence

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Navigation system Different ?	Dreame X50 Ultra Complete: 360° Retractable LiDAR	Roborock S8 MaxV Ultra: 360° LiDAR turret	Roborock Saros 20: StarSight 2.0
Obstacle avoidance ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
AI camera ?	Dreame X50 Ultra Complete: Yes, dual	Roborock S8 MaxV Ultra: Yes, dual	Roborock Saros 20: Yes, dual
Front 3D laser sensor ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
No. of recognised obstacles Different ?	Dreame X50 Ultra Complete: 200	Roborock S8 MaxV Ultra: 73	Roborock Saros 20: 300
Pet recognition ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Cleaning behind curtains Different ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: No	Roborock Saros 20: Sí
Remote camera access ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Night vision LED ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
AI intelligent cleaning Different ?	Dreame X50 Ultra Complete: Yes, CleanGenius 2.0	Roborock S8 MaxV Ultra: Yes, SmartPlan 1.0	Roborock Saros 20: Yes, SmartPlan 3.0
AI stain recognition ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
CPU / Algorithm Different ?	Dreame X50 Ultra Complete: AI Sage 13.0 Octa-core	Roborock S8 MaxV Ultra: RR Mason 11.0	Roborock Saros 20: ?

Advanced Features

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Ability to overcome steps Different ?	Dreame X50 Ultra Complete: Single step 42 mm - Double step 60 mm	Roborock S8 MaxV Ultra: 20 mm	Roborock Saros 20: Single step 45 mm - Double step 88 mm
Robotic arm ?	Dreame X50 Ultra Complete: No	Roborock S8 MaxV Ultra: No	Roborock Saros 20: No
Integrated own voice assistant ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Compatible with voice assistants (Alexa, Google Home...) ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí
Matter compatible ?	Dreame X50 Ultra Complete: Sí	Roborock S8 MaxV Ultra: Sí	Roborock Saros 20: Sí

Robot Tanks

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Robot dust bin Different ?	Dreame X50 Ultra Complete: 395 ml	Roborock S8 MaxV Ultra: 270 ml	Roborock Saros 20: 270 ml
Robot water tank Different ?	Dreame X50 Ultra Complete: 80 ml	Roborock S8 MaxV Ultra: 100 ml	Roborock Saros 20: 69 ml

Robot Dimensions

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Robot diameter Different ?	Dreame X50 Ultra Complete: 350 mm	Roborock S8 MaxV Ultra: 353 mm	Roborock Saros 20: 353 mm
Robot height Different ?	Dreame X50 Ultra Complete: 89 mm	Roborock S8 MaxV Ultra: 103 mm	Roborock Saros 20: 79.8 mm

Base Dimensions

Dreame X50 Ultra Complete

Roborock S8 MaxV Ultra

Roborock Saros 20

Base width Different ?	Dreame X50 Ultra Complete: 340 mm	Roborock S8 MaxV Ultra: 409 mm	Roborock Saros 20: 381 mm
Base height Different ?	Dreame X50 Ultra Complete: 590.5 mm	Roborock S8 MaxV Ultra: 470 mm	Roborock Saros 20: 488 mm
Base depth Different ?	Dreame X50 Ultra Complete: 456.7 mm	Roborock S8 MaxV Ultra: 419 mm	Roborock Saros 20: 475 mm