Robot Vacuums · Head to head

eufy Omni S2 vs Roborock Saros 20 Sonic

Full Robot Vacuums comparison in 2026

Updated August 2026
Data from Amazon and official Eufy and Roborock sites.
2026 verdict
Roborock Saros 20 Sonic beats eufy Omni S2 in 2026, with its clearest edge on connectivity, suction power, and water tank capacity. Its biggest wins come from connectivity, suction power, and water tank capacity, and dock dustbin capacity adds more confidence to the verdict. eufy Omni S2 remains a niche alternative if price, rating, and warranty matter more than the rest of the comparison. That is why the final call still favors Roborock Saros 20 Sonic.
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Featureeufy Omni S2Roborock Saros 20 SonicWinner
Price$1399.99$1699.99eufy Omni S2
Rating4.44.2eufy Omni S2
Warranty2 years1 yeareufy Omni S2
Battery Life260 minutes190 minuteseufy Omni S2
Connectivity2.4 GHz WiFi, Bluetooth2.4 GHz WiFi, 5 GHz WiFi, BluetoothRoborock Saros 20 Sonic
Suction Power30000Pa36000PaRoborock Saros 20 Sonic
Water Tank Capacity3L4LRoborock Saros 20 Sonic
Dock Dustbin Capacity2.5L2.7LRoborock Saros 20 Sonic
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

Frequently Asked Questions

Which is better overall: eufy Omni S2 or Roborock Saros 20 Sonic?

Roborock Saros 20 Sonic has the stronger overall profile in this comparison, especially for connectivity, suction power, and water tank capacity.

What is the biggest difference between eufy Omni S2 and Roborock Saros 20 Sonic?

Price is one of the clearest differences: eufy Omni S2 lists $1399.99, while Roborock Saros 20 Sonic lists $1699.99.

Which one looks better on price?

eufy Omni S2 is listed at $1399.99, while Roborock Saros 20 Sonic is listed at $1699.99. eufy Omni S2 (better spec).

Who should buy eufy Omni S2?

Choose eufy Omni S2 if your priority is price and rating and that matters more than connectivity.

Who should buy Roborock Saros 20 Sonic?

Choose Roborock Saros 20 Sonic if your priority is connectivity and suction power and that matters more than price.

Full comparison table

Compare all 133 Robot Vacuums side by side

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