Robot Vacuum Comparison · UK 2026
eufy Omni S2 vs Roborock Qrevo Edge 2 Flow

Specs, pros and cons compared side by side

Both the eufy Omni S2 and the Roborock Qrevo Edge 2 Flow are robot vacuums. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. eufy specs come from eufy’s own UK pages and manuals; Roborock specs come from Roborock’s own UK pages.

Quick verdict

Ad: we earn commission if you buy through the price buttons on this page. As an Amazon Associate I earn from qualifying purchases.

eufy Omni S2

Pick it for: Roller mop lifts 28 mm on carpet (the Flow: 15 mm) · Chassis lifts for shag carpets up to 5 cm (the Flow: carpets up to 3 cm pile)

Check latest priceat Amazon

Roborock Qrevo Edge 2 Flow

Pick it for: 35,000Pa suction (the S2 has 30,000Pa) · Reactive AI recognises more than 280 types of object (eufy quotes 200+ for the S2)

Check latest priceat Amazon

Quick comparison

Spec eufy Omni S2 Roborock Qrevo Edge 2 Flow
Suction 30,000Pa 35,000Pa
Navigation 3D MatrixEye 2.0 (RGB camera + 3D dToF) Retractable LiDAR + structured light and RGB camera
Mopping HydroJet 2.0 roller, 15N, 360 RPM, 28 mm lift SpiraFlow 2.0 roller, 240 RPM, 15N, 15 mm lift
Dock Empty (2.5L bag), 70°C wash, hot-air dry, detergent, ozonated water Empty, refill, warm-air dry (63°C heater)
Runtime Up to 260 min (quiet, vacuum only) Not stated
Smart home Matter, Alexa, Siri, Google Alexa, Siri, Google, Matter
eufy Omni S2

Pros

  • 70°C hot-water roller wash
  • Roller mop presses down with 15N
  • Works with Matter, Alexa, Siri and Google
  • Up to 260 minutes of vacuuming (quiet mode)

Cons

  • Tall 670 mm station, and eufy’s diagram shows 1 m of space above it
  • Automatic refill and drainage needs the optional Auto Refill and Drainage System bundle
  • The manual gives runtimes for vacuum-only mode only
Roborock Qrevo Edge 2 Flow

Pros

  • Stain-Target AI uses the RGB camera to find stains
  • 35,000Pa suction
  • Dock dries the roller with warm air
  • Two spare dust bags in the box

Cons

  • Not for liquid spills over 50 ml
  • Roborock does not publish the wash water temperature
  • Taller than the Edge 2 (8.98 cm)

As an Amazon Associate I earn from qualifying purchases.

Which should you buy?

Why choose the eufy Omni S2

  • Roller mop lifts 28 mm on carpet (the Flow: 15 mm)
  • Chassis lifts for shag carpets up to 5 cm (the Flow: carpets up to 3 cm pile)
Why choose the Roborock Qrevo Edge 2 Flow

  • 35,000Pa suction (the S2 has 30,000Pa)
  • Reactive AI recognises more than 280 types of object (eufy quotes 200+ for the S2)

Related comparisons