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  3. VR3125 2in1 Perfect Clean Laser vs D20

Concept VR3125 2in1 Perfect Clean Laser vs Dreame D20

What VR3125 2in1 Perfect Clean Laser does better (2) and where D20 wins (6) — every spec side by side.

Concept VR3125 2in1 Perfect Clean Laser
5.9Score
2 advantages≈ US$180
vs
Dreame D20
Dreame · 2026D20
6.6Score
6 advantages≈ US$160
Higher score
4.2Cleaning power7.2
3.0Navigation5.8
2.0Mopping5.2
5.1Base station3.5
8.8Battery8.2
Dimensions

Size comparison

VR3125 2in1 Perfect Clean LaserD20
350 × 100350350 × 97350
VR3125 2in1 Perfect Clean LaserD20Difference
Height100 mm97 mm+3 mm
Width / diameter350 mm350 mm=
Length350 mm350 mm=
Weight3.1 kg3.5 kg−0.4 kg

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

Why is VR3125 2in1 Perfect Clean Laser better than D20?

  1. Charging time240 min vs 360 min+50%
  2. Noise level65 dB vs 74 dB+14%

Why is D20 better than VR3125 2in1 Perfect Clean Laser?

  1. Suction power3,300 Pa vs 13,000 Pa3.9×
  2. Runtime250 min vs 285 min+14%
  3. Water tank (robot)100 ml vs 350 ml3.5×
  4. Threshold climbing18 mm vs 20 mm+11%
  5. Height100 mm vs 97 mm+3%
  6. Dustbin (robot)600 ml vs 700 ml+17%
Specifications

Side by side

Dreame D20Dreame D20≈ US$1606.6
Suction & cleaning
Suction power3,300 Pa13,000 Pa
Dustbin (robot)600 ml700 ml
Main brushSingle main brushDual main brushes
Anti-tangle brush—Yes
Side brushes21
Carpet detectionYes—
HEPA filterYes—
Noise level65 dB74 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Cliff sensorsLiDAR laser (LDS), Wall sensor, Cliff sensors
Obstacle avoidanceBasic sensors (infrared / bumper)Basic sensors (infrared / bumper)
Threshold climbing18 mm20 mm
No-go zones / virtual wallsYesYes
Room mapping & room selectionYesYes
Mopping
Mop typeMop padMop pad
Water tank (robot)100 ml350 ml
Base station
Base stationCharging dockCharging dock
Dust bag (dock)3.5 l—
Battery & runtime
Battery capacity5,200 mAh5,200 mAh
Runtime250 min285 min
Charging time240 min360 min
Size & weight
Width / diameter350 mm350 mm
Length350 mm350 mm
Height100 mm97 mm
Weight3.1 kg3.5 kg
ShapeRoundRound
ColoursWhite, BlackBlack
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google AssistantAmazon Alexa, Google Assistant, Apple Siri
Remote controlYes—
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