Robot Vacuums · Head to head

Roborock Qrevo Curv S5X vs Roborock Saros 20 Sonic

Full Robot Vacuums comparison in 2026

Data from the official Roborock site.
2026 verdict
Roborock Saros 20 Sonic wins the 2026 matchup against Roborock Qrevo Curv S5X, mainly on rating, battery life, and connectivity.
Roborock Saros 20 Sonic
Winner
Roborock Saros 20 Sonic
Buy on Amazon Spain
The comparison tilts its way because of rating, battery life, and connectivity, with suction power keeping it in front. Roborock Qrevo Curv S5X still makes sense if its specific feature mix is your priority, but most buyers should still lean toward Roborock Saros 20 Sonic. That is enough to make Roborock Saros 20 Sonic the better pick for most buyers.
Works with
Connectivity
  • Wi-Fi 2.4 GHz
vs
Works with
Connectivity
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FeatureRoborock Qrevo Curv S5XRoborock Saros 20 SonicWinner
Rating3.74.2Roborock Saros 20 Sonic
Battery Life180 minutes190 minutesRoborock Saros 20 Sonic
Connectivity2.4 GHz WiFi2.4 GHz WiFi, 5 GHz WiFi, BluetoothRoborock Saros 20 Sonic
Suction Power18500Pa36000PaRoborock Saros 20 Sonic
Warranty1 year1 yearTie
Auto RechargeYESYESTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
No-Go ZonesYESYESTie

Frequently Asked Questions

Which is better overall: Roborock Qrevo Curv S5X or Roborock Saros 20 Sonic?

Roborock Saros 20 Sonic has the stronger overall profile in this comparison, especially for rating, battery life, and connectivity.

What is the biggest difference between Roborock Qrevo Curv S5X and Roborock Saros 20 Sonic?

Rating is one of the clearest differences: Roborock Qrevo Curv S5X lists 3.7, while Roborock Saros 20 Sonic lists 4.2.

Who should buy Roborock Qrevo Curv S5X?

Choose Roborock Qrevo Curv S5X if your priority is its specific strengths and that matters more than rating.

Who should buy Roborock Saros 20 Sonic?

Choose Roborock Saros 20 Sonic if your priority is rating and battery life and that matters more than the competing advantages.

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