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  3. BCRDW3BX Spotless Max Cam vs Saros Z70

Bosch BCRDW3BX Spotless Max Cam vs Roborock Saros Z70

What BCRDW3BX Spotless Max Cam does better (1) and where Saros Z70 wins (5) — every spec side by side.

Bosch BCRDW3BX Spotless Max Cam
7.9Score
1 advantage≈ US$570
vs
Roborock Saros Z70
Roborock · 2025Saros Z70
9.5Score
5 advantages≈ US$780
Higher score
6.3Cleaning power8.4
8.0Navigation9.7
7.1Mopping8.7
8.4Base station7.2
Dimensions

Size comparison

BCRDW3BX Spotless Max CamSaros Z70
353 × 99353353 × 80353
BCRDW3BX Spotless Max CamSaros Z70Difference
Height99 mm80 mm+19 mm
Width / diameter353 mm353 mm=
Length353 mm353 mm=

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

Why is BCRDW3BX Spotless Max Cam better than Saros Z70?

  1. Dust bag (dock)3 l vs 2.5 l+20%

Why is Saros Z70 better than BCRDW3BX Spotless Max Cam?

  1. Suction power11,000 Pa vs 22,000 Pa2×
  2. Obstacle avoidanceAI camera vs AI camera + 3D structured light
  3. Threshold climbing20 mm vs 40 mm2×
  4. Height99 mm vs 80 mm+24%
  5. Dustbin (robot)275 ml vs 300 ml+9%
Specifications

Side by side

Roborock Saros Z70Roborock Saros Z70≈ US$7809.5
Suction & cleaning
Suction power11,000 Pa22,000 Pa
Dustbin (robot)275 ml300 ml
Main brushSingle main brushSingle main brush
Anti-tangle brush—Yes
Side brushes11
Extending side brush—Yes
Carpet detectionYesYes
Dirt detectionYes—
Robotic arm—Yes
Noise level—63 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Wall sensorLiDAR laser (LDS), dToF laser, Wall sensor, Cliff sensors
Obstacle avoidanceAI cameraAI camera + 3D structured light
Threshold climbing20 mm40 mm
No-go zones / virtual walls—Yes
Room mapping & room selectionYesYes
Mopping
Mop typeRotating mop padsRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height—22 mm
Automatic mop removal—Yes
Extending mop (edges)YesYes
Water tank (robot)55 ml—
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)3 l2.5 l
Mop washing in the dockYesYes
Hot-water mop washingYesYes
Hot-air mop dryingYesYes
Automatic water refillYesYes
Clean water tank (dock)—4 l
Dirty water tank (dock)—3 l
Battery & runtime
Battery capacity—6,400 mAh
Runtime—180 min
Charging time—150 min
Size & weight
Width / diameter353 mm353 mm
Length353 mm353 mm
Height99 mm80 mm
ShapeRoundRound
ColoursBlackBlack
App & smart home
App controlYesYes
Voice assistants—Amazon Alexa, Google Assistant, Apple Siri
Live camera view / video call—Yes
To compare: 0up to 4 models
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