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  3. Winbot Mini 2 vs RCW 4

Ecovacs Winbot Mini 2 vs Kärcher RCW 4

What Winbot Mini 2 does better (1) and where RCW 4 wins (2) — every spec side by side.

Ecovacs Winbot Mini 2
Ecovacs · 2026Winbot Mini 2
6.3Score
1 advantage≈ US$250
vs
Kärcher RCW 4
Kärcher · 2026RCW 4
8.0Score
2 advantages≈ US$230
Higher score
8.8Cleaning power6.5
2.4Mopping8.8
2.6Battery6.6

Why is Winbot Mini 2 better than RCW 4?

  1. Suction power8,000 Pa vs 5,000 Pa+60%

Why is RCW 4 better than Winbot Mini 2?

  1. Water tank (robot)50 ml vs 150 ml3×
  2. Noise level65 dB vs 62 dB+5%
Specifications

Side by side

Kärcher RCW 4Kärcher RCW 4≈ US$2308.0
Suction & cleaning
Suction power8,000 Pa5,000 Pa
Noise level65 dB62 dB
Navigation & obstacles
Navigation sensorsCliff sensors—
Mopping
Water tank (robot)50 ml150 ml
Size & weight
Width / diameter215 mm264 mm
Length215 mm256 mm
Weight1.3 kg1.5 kg
ColoursWhite, GreyWhite, Black, Yellow
App & smart home
App controlYes—
Remote control—Yes
Window cleaning
Water sprayYesYes
Backup battery (power cut)YesYes
Safety ropeYesYes
Window area per session30 m²—
To compare: 0up to 4 models
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