Head to head · Window cleaning robots

Dreame C1 vs Ecovacs WINBOT W2S PRO OMNI

Dreame C1 vs Ecovacs WINBOT W2S PRO OMNI: Verdict Scores 72 and 72, where each is ahead in the published figures, and which one to choose.

Manufacturers' published figures, scored by the same engine as the rankings. Nothing here is from a test we ran. · Updated September 16, 2026

Verdict

Both score 72/100. The difference is what each is built for.

The Dreame C1 has the edge in coverage and value. The Ecovacs WINBOT W2S PRO OMNI has the edge in cleaning, safety, adhesion, ease of use and reliability.

In the manufacturers' published figures the Dreame C1 is ahead on one row: noise (63 dB against 66 dB). In turn, the Ecovacs WINBOT W2S PRO OMNI is ahead on 2 rows: water tank (120 ml against 80 ml) and suction (10,000 Pa against 5,500 Pa).

The Dreame C1 suits tall panes and stairwell glass where the route and the reach matter. The Ecovacs WINBOT W2S PRO OMNI suits large glazed areas and patio doors done on one fill.

Dreame

C1≈ $430

72/100

Ecovacs

WINBOT W2S PRO OMNI≈ $650

72/100

Where the Dreame C1 is ahead

Coverage97 · 63
Value53 · 27
Noise63 dB · 66 dB

Where the Ecovacs WINBOT W2S PRO OMNI is ahead

Cleaning85 · 66
Adhesion70 · 68
Safety76 · 61
Ease of Use63 · 56
Reliability62 · 61
Water tank120 ml · 80 ml
Suction10,000 Pa · 5,500 Pa

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	Dreame C1	Ecovacs WINBOT W2S PRO OMNI
	Dreame press image	Ecovacs press image
	72/100 ≈ $430Price in the manufacturer's shop	72/100 ≈ $650Price in the manufacturer's shop
	Check price on Amazon.de	Check price
At a glance
Leads on	Coverage Value	Cleaning Adhesion Safety Ease of Use Reliability
Pros	Corner brushes and elastic balls, which Dreame says raise corner coverage by 90% Planned route at 14 cm/s that resumes after an interruption and returns to its start Rated for panes up to 2.5 × 4 m, down to 30 × 40 cm, on glass, marble or tiles	10,000 Pa in standard mode, the strongest figure here 120 ml tank rated for 75 m² a fill, high-pressure pump, 90% water coverage TruEdge 2.0 cleans flush to the frame; obstacles detected from 2 mm
Cons	No power-cut backup stated for the plain C1 3,300 Pa sustained vacuum; the 5,500 Pa peak is with compensation 80 ml tank with no area-per-fill figure, only a 60-minute cycle	2.1 kg, the heaviest Winbot Pressure compensation and maximum pane size not stated Deep mode covers about 26 m² on one station charge
Best for	Tall panes and stairwell glass where the route and the reach matter Buyers who want the corners done and the noise kept down	Large glazed areas and patio doors done on one fill Framed windows that need the edge done to the frame, with no socket nearby
Score breakdown
Verdict Score	72/100	72/100
Cleaning	66	85
Adhesion	68	70
Coverage	97	63
Safety	61	76
Navigation	100	100
Ease of Use	56	63
Reliability	61	62
Value	53	27
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 system	Yes	Yes
Water tank	80 ml	120 ml
Glass per fill	Not published	75 m²
Cleaning speed	14 cm/s	Not published
Cleaning modes	5	8
Corner cleaning	Yes	Yes
Cleaning cycle per fill	60 min	Not published
Stated area coverage	> 90%	Not published
Corner brushes in the box	8	Not published
Edge cleaning	Not published	TruEdge 2.0, radial edge-locking, flush to the frame
Spray	Not published	High-pressure pump, six nozzles, 90% water coverage
Time per square metre	Not published	About 1 min 30 s, fast mode
Area on one station charge	Not published	About 72 m² fast mode, 26 m² deep mode
Path memory	Not published	Yes
Adhesion
Suction	5,500 Pa	10,000 Pa
Pressure compensation	Yes	No
Sustained vacuum	3,300 Pa	Not published
Suction while moving	Not published	3,300 Pa
Fit
Largest pane	250 × 400 cm	Not published
Smallest pane	30 × 40 cm	30 × 40 cm
Edge detection	Yes	Yes
Other surfaces	Yes	No
Edge sensing response	0.02 s	Not published
Obstacle detected from	Not published	2 mm
Maximum pane tilt	Not published	45°
Safety
Power-cut backup	Not published	30 min
Safety rope	Yes	Yes
Rope rating	140 kg	Not published
Fault self-check	No	No
Station	Not published	5 kg, suction cup over 800 N, auto-winding cable
Stated protection layers	Not published	12
Navigation
Path planning	Yes	Yes
Resumes after interruption	Yes	Yes
Returns to start	Yes	Yes
Steers round obstacles	Yes	Yes
Control
Remote control	Yes	Yes
Voice prompts	No	Yes
Cable reach	5.5 m	5.5 m
Cordless	No	Yes
Mains lead	1.8 m	Not published
Cordless option	C1 Station S kit, 180 min battery, sold separately	Not published
Noise reduction	Not published	Four-stage
Power
Battery	Not published	Not published
Runtime	Not published	1 h 50 min
Charging time	Not published	3 h
Connectivity
Wi-Fi	Yes	Yes
Bluetooth	No	No
4G / LTE	No	No
Physical
Weight	1.6 kg	2.1 kg
L × W × H	270 × 270 × 81 mm	272 × 272 × 76 mm
Noise	63 dB	66 dB
Support
Warranty	Not published	24 months
Released	Not published	Not published

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Ecovacs
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WINBOT W2S OMNI
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Ecovacs
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WINBOT MINI
A 215 mm window robot for small and narrow panes from 22 × 25 cm: 7,500 Pa, ultrasonic misting from a 60 ml tank for 25 m², three modes, 1.3 kg and 30 minutes of grip after a power cut.

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