Robot Vacuums · Head to head

eufy Omni S2 Pro vs Roborock Saros 20 Flow

Full Robot Vacuums comparison in 2026

Updated November 2026
Data from the official Eufy and Roborock sites.
2026 verdict
Roborock Saros 20 Flow has the better all-around case than eufy Omni S2 Pro in 2026, starting with warranty and battery life.
Roborock Saros 20 Flow
Winner
Roborock Saros 20 Flow
$1699.99
Buy on Amazon USA
It separates itself most clearly on warranty and battery life, while still looking better on its broader overall balance. eufy Omni S2 Pro remains a niche alternative if suction power matters more than the rest of the comparison. That is why Roborock Saros 20 Flow wins the verdict here.
Works with
Connectivity
vs
Works with
Connectivity
  • Wi-Fi 2.4 GHz
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The biggest differences

Where these two are furthest apart, and by how much.

  • Battery Life2.4×Roborock Saros 20 Flow301 minutes vs 127 minutes
  • Suction Power+11%eufy Omni S2 Pro40000Pa vs 36000Pa
Featureeufy Omni S2 ProRoborock Saros 20 FlowWinner
Warranty12 months1 yearRoborock Saros 20 Flow
Battery Life127 minutes301 minutesRoborock Saros 20 Flow
Suction Power40000Pa36000Paeufy Omni S2 Pro
Navigation Type3D ToFLaser (LiDAR)Different strengths
Price$1699.99$1699.99Tie
Auto RechargeYESYESTie
Connectivity2.4 GHz WiFi, Bluetooth2.4 GHz WiFiTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
No-Go ZonesYESYESTie

Frequently Asked Questions

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

Roborock Saros 20 Flow has the stronger overall profile in this comparison, especially for warranty and battery life.

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

Warranty is one of the clearest differences: eufy Omni S2 Pro lists 12 months, while Roborock Saros 20 Flow lists 1 year.

Which one looks better on price?

eufy Omni S2 Pro is listed at $1699.99, while Roborock Saros 20 Flow is listed at $1699.99. Tie.

Who should buy eufy Omni S2 Pro?

Choose eufy Omni S2 Pro if your priority is suction power and that matters more than warranty.

Who should buy Roborock Saros 20 Flow?

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

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Compare all 179 Robot Vacuums side by side

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  • 179 Robot Vacuums
  • 47 specs compared
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