ROBOVERDICT

Head to head · Window cleaning robots

Ecovacs WINBOT W3 OMNI vs Mamibot iGLASSBOT W300

Ecovacs WINBOT W3 OMNI or Mamibot iGLASSBOT W300? Verdict Scores 78 and 71, where each leads on published specs and which to choose.

Manufacturers' published figures, scored by the same engine as the rankings. Nothing here is from a test we ran. · Updated

Verdict

The Ecovacs WINBOT W3 OMNI has the higher Verdict Score, 78 to 71.

The Ecovacs WINBOT W3 OMNI has the edge in safety, navigation, ease of use and reliability. The Mamibot iGLASSBOT W300 has the edge in cleaning and coverage.

In the manufacturers' published figures the Ecovacs WINBOT W3 OMNI is ahead on 6 rows, among them glass per fill (50 m² against 35 m²), suction (10,000 Pa against 8,000 Pa) and smallest pane (30 × 40 cm against 60 × 60 cm). In turn, the Mamibot iGLASSBOT W300 is ahead on one row: water tank (215 ml against 80 ml).

The Ecovacs WINBOT W3 OMNI suits households with many windows who want the pads washed for them. The Mamibot iGLASSBOT W300 suits large panes and shop fronts, where the tank and the squeegee pay off.

Ecovacs
WINBOT W3 OMNI$700
Mamibot
iGLASSBOT W300Not published

Where the Ecovacs WINBOT W3 OMNI is ahead

  • Safety70 · 69
  • Navigation100 · 40
  • Ease of Use61 · 54
  • Reliability62 · 44
  • Glass per fill50 m² · 35 m²
  • Suction10,000 Pa · 8,000 Pa
  • Smallest pane30 × 40 cm · 60 × 60 cm
  • Power-cut backup30 min · 25 min
  • Noise68 dB · 70 dB
  • Warranty24 months · 12 months

Where the Mamibot iGLASSBOT W300 is ahead

  • Cleaning87 · 84
  • Coverage76 · 73
  • Water tank215 ml · 80 ml

Subscores are from our engine; the specification rows are the manufacturers' published figures, listed only where the better direction is beyond argument.

Full specification, side by side

Compare
Ecovacs
WINBOT W3 OMNI
Mamibot
iGLASSBOT W300
Ecovacs WINBOT W3 OMNI
Ecovacs press image
$700Price in the manufacturer's shop
Not published
Highest Verdict Score
Check priceCheck price on Amazon.com

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At a glance
Leads on
  • Safety
  • Navigation
  • Ease of Use
  • Reliability
  • Cleaning
  • Coverage
Pros
  • Vortex Wash: the station cleans the pads itself in about a minute
  • 16 cm/s on a WIN-SLAM 5.0 route with resume, return to start and obstacle avoidance from 1 mm
  • TruEdge corner scrubber at 200 rpm; 80 ml tank for 50 m² a fill
  • 215 ml tank for about 35 m², the largest in the category
  • Spray, wipe and squeegee in one pass; 8,000 Pa with suction monitoring
  • Four-side edge sensors and a four-side brush ring for the corners
Cons
  • 2.1 kg on the glass, the heaviest Winbot alongside the W2S PRO OMNI
  • 68 dB, level with the W2S OMNI as the loudest Winbot
  • The German copy's fall-protection list prints 8,000 Pa where the US copy and the Canadian spec list print 10,000 Pa
  • One-year warranty, six months on the battery
  • No weight, rope rating, cable length, speed or maximum pane printed
  • No voice prompts and no resume or return to start claimed
Best for
  • Households with many windows who want the pads washed for them
  • Balconies and rooms without a socket, with glass that needs the corners done
  • Large panes and shop fronts, where the tank and the squeegee pay off
  • Tiled and marble walls as well as windows
Score breakdown
Verdict Score78/10071/100
Cleaning
84
87
Adhesion
100
100
Coverage
73
76
Safety
70
69
Navigation
100
40
Ease of Use
61
54
Reliability
62
44
Value
58
58
Specifications

In green: the better figure where the direction is beyond argument, such as more lawn or less noise. Where it depends on your home, nothing is marked.

Cleaning
Spray systemYesYes
Water tank80 ml215 ml
Glass per fill50 m²35 m²
Cleaning speed16 cm/sNot published
Cleaning modes75
Corner cleaningYesYes
Corner scrubberTruEdge, lowered at the frame, up to 200 rpm, retracts after cleaningNot published
Edge precision1.1 mmNot published
Time per square metreAbout 1 min 35 s, fast modeNot published
Area on one station chargeAbout 120 m² fast mode, 48 m² deep modeNot published
Spray nozzles64, two each side, atomised
Pad washingVortex Wash in the station: 16 jets at 20 kPa, four discs at 200 rpm, about 1 minuteNot published
Modes in the appEight, counting remote steeringNot published
SqueegeeNot publishedFlexSqueegee, adaptive, after the spray and the wipe
ModesNot publishedFast, deep, edge, spot and manual
Adhesion
Suction10,000 Pa8,000 Pa
Pressure compensationYesYes
Suction while moving3,300 PaNot published
Suction in the German copy8,000 Pa in the German fall-protection list, where the US copy's list prints 10000Pa; 10,000 Pa is also the Canadian spec list's peakNot published
Fit
Largest paneNot publishedNot published
Smallest pane30 × 40 cm60 × 60 cm
Edge detectionYesYes
Other surfacesNoYes
Frame detected from1 mm (70%), 2 mm (95%)Not published
Obstacle detected from1 mm (70%), 2 mm (95%)Not published
Maximum pane tilt±90°Not published
Minimum glass thicknessNot published3 mm
Safety
Power-cut backup30 min25 min
Safety ropeYesCombined with the power cable, no length or rating printed
Rope rating100 kgNot published
Fault self-checkNoNo
Station10 kg, suction cup over 800 N, auto-winding cable, 63 dBNot published
Station battery9,000 mAh at 21.9 V, 120 W rated powerNot published
Edge sensing response0.02 sNot published
Stated protection layers12Not published
Backup batteryNot published650 mAh, 25 to 30 minutes of holding
Navigation
Path planningYesYes
Resumes after interruptionYesNo
Returns to startYesNo
Steers round obstaclesYesNo
Control
Remote controlYesYes
Voice promptsYesNo
Cable reach5.5 mNot published
CordlessYesNo
Voice prompt languages11+Not published
Mains lead to the station1.8 mNot published
Firmware updatesNot publishedOver the air, from the app
Power
Battery9,000 mAhNot published
Runtime2 h 10 minNot published
Charging time3 hNot published
Connectivity
Wi-FiYesYes
BluetoothYesNo
4G / LTENoNo
Physical
Weight2.1 kgNot published
L × W × H270 × 270 × 76 mm270 × 270 × 69 mm
Noise68 dB70 dB
Support
Warranty24 months12 months
Released2026Not published
Battery warrantyNot published6 months

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