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  3. Freo Z10 Ultra Extended vs Saros 20 Flow

Narwal Freo Z10 Ultra Extended vs Roborock Saros 20 Flow

What Freo Z10 Ultra Extended does better (2) and where Saros 20 Flow wins (4) — every spec side by side.

Narwal Freo Z10 Ultra Extended
4.4Score
2 advantages≈ US$1,400
vs
Roborock Saros 20 Flow
Roborock · 2026Saros 20 Flow
9.6Score
4 advantages≈ US$1,400
Higher score
3.5Navigation9.3
2.2Base station6.0
3.1Battery9.8

Why is Freo Z10 Ultra Extended better than Saros 20 Flow?

  1. Dustbin (robot)800 ml vs 245 ml3.3×
  2. Clean water tank (dock)4.5 l vs 4 l+12%

Why is Saros 20 Flow better than Freo Z10 Ultra Extended?

  1. Runtime120 min vs 300 min2.5×
  2. Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
  3. Base stationCharging dock vs All-in-one dock (empty + wash)
  4. Noise level70 dB vs 67 dB+5%
Specifications

Side by side

Roborock Saros 20 FlowRoborock Saros 20 Flow≈ US$1,4009.6
Suction & cleaning
Suction power—36,000 Pa
Dustbin (robot)800 ml245 ml
Main brush—Single main brush
Anti-tangle brush—Yes
Side brushes—2
Extending side brush—Yes
Carpet detection—Yes
Dirt detection—Yes
Noise level70 dB67 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Cliff sensorsLiDAR laser (LDS), Retractable LiDAR, Wall sensor, Cliff sensors
Retractable LiDAR—Yes
Obstacle avoidanceBasic sensors (infrared / bumper)AI camera
Threshold climbing—88 mm
No-go zones / virtual walls—Yes
Room mapping & room selectionYesYes
Mopping
Mop type—Roller mop
Mop lifting on carpets—Yes
Mop lift height—15 mm
Extending mop (edges)—Yes
Base station
Base stationCharging dockAll-in-one dock (empty + wash)
Auto-empty dust station—Yes
Dust bag (dock)—2.7 l
Mop washing in the dock—Yes
Hot-water mop washing—Yes
Hot-air mop drying—Yes
Automatic water refill—Yes
Clean water tank (dock)4.5 l4 l
Dirty water tank (dock)4 l—
Battery & runtime
Battery capacity—6,400 mAh
Runtime120 min300 min
Charging time—150 min
Cleaning area per charge—200 m²
Size & weight
Width / diameter—353 mm
Length—353 mm
Height—90 mm
Weight—5 kg
ShapeRoundRound
Colours—Black
App & smart home
App control—Yes
Voice assistants—Amazon Alexa, Google Assistant, Apple Siri
Matter—Yes
Live camera view / video call—Yes
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