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  3. VR4050 2in1 Optimus Aqua Pro Laser 3D vs Saros Z70

Concept VR4050 2in1 Optimus Aqua Pro Laser 3D vs Roborock Saros Z70

What VR4050 2in1 Optimus Aqua Pro Laser 3D does better (1) and where Saros Z70 wins (9) — every spec side by side.

Concept VR4050 2in1 Optimus Aqua Pro Laser 3D
7.5Score
1 advantage≈ US$800
vs
Roborock Saros Z70
Roborock · 2025Saros Z70
9.4Score
9 advantages≈ US$780
Higher score
4.7Cleaning power8.4
5.8Navigation9.7
8.3Mopping8.7
4.5Base station5.4
8.1Battery8.9
Dimensions

Size comparison

VR4050 2in1 Optimus Aqua Pro Laser 3DSaros Z70
330 × 86330353 × 80353
VR4050 2in1 Optimus Aqua Pro Laser 3DSaros Z70Difference
Height86 mm80 mm+6 mm
Width / diameter330 mm353 mm−23 mm
Length330 mm353 mm−23 mm

Drawn to the same scale from the official dimensions (front and side).

Why is VR4050 2in1 Optimus Aqua Pro Laser 3D better than Saros Z70?

  1. Runtime270 min vs 180 min+50%

Why is Saros Z70 better than VR4050 2in1 Optimus Aqua Pro Laser 3D?

  1. Suction power5,000 Pa vs 22,000 Pa4.4×
  2. Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera + 3D structured light
  3. Threshold climbing20 mm vs 40 mm2×
  4. Mop lift height13 mm vs 22 mm+69%
  5. Charging time360 min vs 150 min2.4×
  6. Battery capacity5,200 mAh vs 6,400 mAh+23%
  7. Clean water tank (dock)2 l vs 4 l2×
  8. Height86 mm vs 80 mm+7%
  9. Dust bag (dock)1.8 l vs 2.5 l+39%
Specifications

Side by side

Roborock Saros Z70Roborock Saros Z70≈ US$7809.4
Suction & cleaning
Suction power5,000 Pa22,000 Pa
Dustbin (robot)300 ml300 ml
Main brushSingle main brushSingle main brush
Anti-tangle brush—Yes
Side brushes11
Extending side brush—Yes
Carpet detectionYesYes
HEPA filterYes—
Robotic arm—Yes
Noise level62 dB63 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Cliff sensors, Ultrasonic sensorLiDAR laser (LDS), dToF laser, Wall sensor, Cliff sensors
Obstacle avoidanceBasic sensors (infrared / bumper)AI camera + 3D structured light
Threshold climbing20 mm40 mm
No-go zones / virtual wallsYesYes
Room mapping & room selectionYesYes
Mopping
Mop typeRotating mop padsRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height13 mm22 mm
Automatic mop removal—Yes
Extending mop (edges)—Yes
Water tank (robot)80 ml—
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)1.8 l2.5 l
Mop washing in the dockYesYes
Hot-water mop washing—Yes
Hot-air mop dryingYesYes
Automatic water refillYesYes
Clean water tank (dock)2 l4 l
Dirty water tank (dock)2 l3 l
Battery & runtime
Battery capacity5,200 mAh6,400 mAh
Runtime270 min180 min
Charging time360 min150 min
Size & weight
Width / diameter330 mm353 mm
Length330 mm353 mm
Height86 mm80 mm
ShapeRoundRound
ColoursWhiteBlack
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google AssistantAmazon Alexa, Google Assistant, Apple Siri
Live camera view / video call—Yes
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