Comparison

Roborock Saros 20 vs Roborock Saros 20 Sonic

Detailed Technical Comparison

Best Score

1 / 9

Roborock Saros 20

8,9

Overall score

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Roborock Saros 20 Sonic

8,8

Overall score

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Scores

Roborock Saros 20

Power and Battery 10,0

Brushing System 9,7

Mopping System 8,7

Cleaning Base 7,4

Navigation and Intelligence 9,8

Roborock Saros 20 Sonic

Power and Battery 10,0

Brushing System 9,7

Mopping System 8,5

Cleaning Base 7,4

Navigation and Intelligence 10,0

Detailed Technical Comparison

Key features organised by category

Información General

Roborock Saros 20

Roborock Saros 20 Sonic

Brand ?	Roborock Saros 20: Roborock	Roborock Saros 20 Sonic: Roborock
Release date Diferente ?	Roborock Saros 20: February 2026	Roborock Saros 20 Sonic: March 2026

Potencia y Batería

Roborock Saros 20

Roborock Saros 20 Sonic

Suction power ?	Roborock Saros 20: 36.000 Pa	Roborock Saros 20 Sonic: 36.000 Pa
Battery capacity ?	Roborock Saros 20: 6.400 mAh	Roborock Saros 20 Sonic: 6.400 mAh

Sistema de Cepillado

Roborock Saros 20

Roborock Saros 20 Sonic

Main brush ?	Roborock Saros 20: DuoDivide Anti-Tangle Hair Brush	Roborock Saros 20 Sonic: DuoDivide Anti-Tangle Hair Brush
Lifting main brush ?	Roborock Saros 20: Yes	Roborock Saros 20 Sonic: Yes
Lifting side brush ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí
Extendable side brush ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí
Anti-tangle side brush ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí

Sistema de Fregado

Roborock Saros 20

Roborock Saros 20 Sonic

Mopping type Diferente ?	Roborock Saros 20: Two Rotating Mops 200 RPM 13N	Roborock Saros 20 Sonic: VibraRise 5.0 Vibrating Mop 14N
Mop extension ?	Roborock Saros 20: Yes	Roborock Saros 20 Sonic: Yes
Mop lifting Diferente ?	Roborock Saros 20: Yes, 12-22 mm	Roborock Saros 20 Sonic: Yes, 8-18 mm
Floor mopping temperature	Roborock Saros 20: Warm Water	Roborock Saros 20 Sonic: Warm Water
Detach mops at base ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí
Mop dirt detection ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí
Floor dirt detection ?	Roborock Saros 20: ✓ Sí	Roborock Saros 20 Sonic: ✓ Sí

Base de Limpieza

Roborock Saros 20

Roborock Saros 20 Sonic

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

Navegación e Inteligencia

Roborock Saros 20

Roborock Saros 20 Sonic

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

Funciones Avanzadas

Roborock Saros 20

Roborock Saros 20 Sonic

Step-climbing ability ?	Roborock Saros 20: 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: ✗ No	Roborock Saros 20 Sonic: ✗ No
Built-in voice assistant ?	Roborock Saros 20: Yes	Roborock Saros 20 Sonic: Yes
External voice assistant (Alexa, Google Home...)	Roborock Saros 20: Yes	Roborock Saros 20 Sonic: Yes

Depósitos del Robot

Roborock Saros 20

Roborock Saros 20 Sonic

Robot dust bin Diferente ?	Roborock Saros 20: 270 ml	Roborock Saros 20 Sonic: ? ml
Robot water tank Diferente ?	Roborock Saros 20: 69 ml	Roborock Saros 20 Sonic: Yes ml

Dimensiones Robot

Roborock Saros 20

Roborock Saros 20 Sonic

Robot diameter ?	Roborock Saros 20: 353 mm	Roborock Saros 20 Sonic: 353 mm
Robot height ?	Roborock Saros 20: 79.8 mm	Roborock Saros 20 Sonic: 79.8 mm

Dimensiones Base

Roborock Saros 20

Roborock Saros 20 Sonic

Base width Diferente ?	Roborock Saros 20: 381 mm	Roborock Saros 20 Sonic: 409 mm
Base height Diferente ?	Roborock Saros 20: 488 mm	Roborock Saros 20 Sonic: 470 mm
Base depth Diferente ?	Roborock Saros 20: 475 mm	Roborock Saros 20 Sonic: 440 mm