Robot Vacuums · Head to head

eufy Omni S2 vs Roborock Saros 20 Flow

Full Robot Vacuums comparison in 2026

Updated September 2026
Data from Amazon and official Eufy and Roborock sites.
2026 verdict
eufy Omni S2 wins the 2026 matchup against Roborock Saros 20 Flow, mainly on price, rating, and warranty.
eufy Omni S2
Winner
eufy Omni S2
$1599.99
Buy on Amazon USACheck price
Its clearest strengths are price, rating, and warranty, and it still looks stronger on connectivity. Roborock Saros 20 Flow still makes sense if suction power is your priority, but most buyers should still lean toward eufy Omni S2. For most setups, eufy Omni S2 is the smarter buy.
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Featureeufy Omni S2Roborock Saros 20 FlowWinner
Price$1599.99$1699.99eufy Omni S2
Rating4.44.2eufy Omni S2
Warranty2 years1 yeareufy Omni S2
Connectivity2.4 GHz WiFi, Bluetooth2.4 GHz WiFieufy Omni S2
Suction Power30000Pa36000PaRoborock Saros 20 Flow
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: eufy Omni S2 or Roborock Saros 20 Flow?

eufy Omni S2 has the stronger overall profile in this comparison, especially for price, rating, and warranty.

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

Price is one of the clearest differences: eufy Omni S2 lists $1599.99, while Roborock Saros 20 Flow lists $1699.99.

Which one looks better on price?

eufy Omni S2 is listed at $1599.99, while Roborock Saros 20 Flow 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 suction power.

Who should buy Roborock Saros 20 Flow?

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

Full comparison table

Compare all 151 Robot Vacuums side by side

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