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  3. Winbot W2S vs Probot RX4 Pro

Ecovacs Winbot W2S vs Welltec Probot RX4 Pro

What Winbot W2S does better (2) and where Probot RX4 Pro wins (0) — every spec side by side.

Ecovacs Winbot W2S
Ecovacs · 2025Winbot W2S
8.2Score
2 advantages≈ US$380
Higher score
vs
Welltec Probot RX4 Pro
Welltec · 2025Probot RX4 Pro
4.9Score
0 advantages≈ US$440
8.0Cleaning power5.0
5.4Mopping6.4
8.8Battery2.5

Why is Winbot W2S better than Probot RX4 Pro?

  1. Suction power8,000 Pa vs 4,000 Pa2×
  2. Window area per session55 m² vs 28 m²+96%

Why is Probot RX4 Pro better than Winbot W2S?

Probot RX4 Pro has no measurable advantages in this pair.

Specifications

Side by side

Ecovacs Winbot W2SEcovacs Winbot W2S≈ US$3808.2
Suction & cleaning
Suction power8,000 Pa4,000 Pa
Noise level68 dB—
Navigation & obstacles
Navigation sensorsCliff sensorsGyroscope
Mopping
Water tank (robot)80 ml—
Size & weight
Width / diameter271 mm245 mm
Length271 mm245 mm
Weight2 kg1.2 kg
ColoursWhiteWhite
App & smart home
App controlYesYes
Remote control—Yes
Window cleaning
Water sprayYesYes
Backup battery (power cut)YesYes
Safety ropeYesYes
Window area per session55 m²28 m²
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