Comparison

Roborock Saros 20 Flow Complete vs Roborock Saros 20 Sonic

Detailed Technical Comparison

Roborock Saros 20 Flow Complete

8.5
Overall score
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Best Score

Roborock Saros 20 Sonic

8.7
Overall score
View on Amazon

Scores

Roborock Saros 20 Flow Complete
Overall score 8.5
Power and Battery 8.6
Brushing System 7.9
Mopping System 8.2
Cleaning Base 8.2
Navigation and Intelligence 6.3
Roborock Saros 20 Sonic
Overall score 8.7
Power and Battery 8.6
Brushing System 6.7
Mopping System 8.6
Cleaning Base 8.2
Navigation and Intelligence 9.7

Detailed Technical Comparison

Key features organised by category

General Information

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Brand
?
Roborock Saros 20 Flow Complete: Roborock Roborock Saros 20 Sonic: Roborock
Release date Different
?
Roborock Saros 20 Flow Complete: 21st September 2026 Roborock Saros 20 Sonic: March 2026

Power and Battery

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Suction power
?
Roborock Saros 20 Flow Complete: 36.000 Pa Roborock Saros 20 Sonic: 36.000 Pa
Battery capacity
?
Roborock Saros 20 Flow Complete: 6.400 mAh Roborock Saros 20 Sonic: 6.400 mAh
Declared runtime Different
?
Roborock Saros 20 Flow Complete: 301 min Roborock Saros 20 Sonic: —
Fast battery charging
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí

Brushing System

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Main brush
?
Roborock Saros 20 Flow Complete: DuoDivide Anti-Tangle Hair Brush Roborock Saros 20 Sonic: DuoDivide Anti-Tangle Hair Brush
Liftable main brush
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Liftable side brush
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Extendable side brush Different
?
Roborock Saros 20 Flow Complete: Dual reversible side brush Roborock Saros 20 Sonic: Sí
Anti-tangle side brush
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Skirting board brush
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No

Mopping System

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Mopping type Different
?
Roborock Saros 20 Flow Complete: 270 mm roller 240RPM 15N 16 Nozzles Roborock Saros 20 Sonic: VibraRise 5.0 Vibrating Mop 14N
Mop extension Different
?
Roborock Saros 20 Flow Complete: Yes, 4.4 cm Roborock Saros 20 Sonic: Sí
Mop lifting Different
?
Roborock Saros 20 Flow Complete: Yes, 10.5 mm Roborock Saros 20 Sonic: Yes, 8-18 mm
Floor mopping temperature
?
Roborock Saros 20 Flow Complete: Warm Water Roborock Saros 20 Sonic: Warm Water
Remove mops at base
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Mop dirt detection
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Floor dirt detection
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí

Cleaning Base

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Auto-emptying of dust bin
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Mop washing
?
Roborock Saros 20 Flow Complete: Yes, with hot water at 100°C Roborock Saros 20 Sonic: Yes, with hot water at 100°C
Mop drying Different
?
Roborock Saros 20 Flow Complete: Yes, with hot air at 63°C Roborock Saros 20 Sonic: Yes, with hot air at 55°C
Washing tray self-cleaning
?
Roborock Saros 20 Flow Complete: Yes, with hot water at 100°C Roborock Saros 20 Sonic: Yes, with hot water at 100°C
UV disinfection
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No
Detergent tank
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Automatic mop changing
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No
Dust bag capacity Different
?
Roborock Saros 20 Flow Complete: 2.7 L Roborock Saros 20 Sonic: 2.5 L
Clean water tank
?
Roborock Saros 20 Flow Complete: 4 L Roborock Saros 20 Sonic: 4 L
Dirty water tank
?
Roborock Saros 20 Flow Complete: 3 L Roborock Saros 20 Sonic: 3 L
Plumbing connection kit
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No
Integrated plumbing connection
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No

Navigation and Intelligence

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Navigation system Different
?
Roborock Saros 20 Flow Complete: Retractable LiDAR 360° Roborock Saros 20 Sonic: 360° Retractable LiDAR
Obstacle avoidance
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
AI camera Different
?
Roborock Saros 20 Flow Complete: Yes, RGB Roborock Saros 20 Sonic: Yes, dual
Front 3D laser sensor
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
No. of recognised obstacles
?
Roborock Saros 20 Flow Complete: 300 Roborock Saros 20 Sonic: 300
Pet recognition
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Cleaning behind curtains
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Remote camera access
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Night vision LED
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
AI intelligent cleaning
?
Roborock Saros 20 Flow Complete: Yes, SmartPlan 3.0 Roborock Saros 20 Sonic: Yes, SmartPlan 3.0
AI stain recognition
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
CPU / Algorithm
?
Roborock Saros 20 Flow Complete: ? Roborock Saros 20 Sonic: ?

Advanced Features

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Ability to overcome steps
?
Roborock Saros 20 Flow Complete: Single step 45 mm - Double step 88 mm Roborock Saros 20 Sonic: Single step 45 mm - Double step 88 mm
Robotic arm
?
Roborock Saros 20 Flow Complete: No Roborock Saros 20 Sonic: No
Integrated own voice assistant Different
?
Roborock Saros 20 Flow Complete: Yes, "Hello Rocky" Roborock Saros 20 Sonic: Sí
Compatible with voice assistants (Alexa, Google Home...)
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí
Matter compatible
?
Roborock Saros 20 Flow Complete: Sí Roborock Saros 20 Sonic: Sí

Robot Tanks

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Robot dust bin Different
?
Roborock Saros 20 Flow Complete: 245 ml Roborock Saros 20 Sonic: ?
Robot water tank Different
?
Roborock Saros 20 Flow Complete: 67 ml Roborock Saros 20 Sonic: Sí

Robot Dimensions

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Robot diameter
?
Roborock Saros 20 Flow Complete: 353 mm Roborock Saros 20 Sonic: 353 mm
Robot height Different
?
Roborock Saros 20 Flow Complete: 89.8 mm Roborock Saros 20 Sonic: 79.8 mm

Base Dimensions

Roborock Saros 20 Flow Complete
Roborock Saros 20 Sonic
Base width Different
?
Roborock Saros 20 Flow Complete: 381 mm Roborock Saros 20 Sonic: 409 mm
Base height Different
?
Roborock Saros 20 Flow Complete: 451 mm Roborock Saros 20 Sonic: 470 mm
Base depth Different
?
Roborock Saros 20 Flow Complete: 454 mm Roborock Saros 20 Sonic: 440 mm

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