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  3. Winbot W3 Omni vs Probot RX4 Pro

Ecovacs Winbot W3 Omni vs Welltec Probot RX4 Pro

What Winbot W3 Omni does better (1) and where Probot RX4 Pro wins (1) — every spec side by side.

Ecovacs Winbot W3 Omni
Ecovacs · 2026Winbot W3 Omni
4.5Score
1 advantage≈ US$520
vs
Welltec Probot RX4 Pro
Welltec · 2025Probot RX4 Pro
4.9Score
1 advantage≈ US$440
Higher score
3.0Cleaning power5.0
5.4Mopping6.4
4.0Battery2.5

Why is Winbot W3 Omni better than Probot RX4 Pro?

  1. Window area per session50 m² vs 28 m²+79%

Why is Probot RX4 Pro better than Winbot W3 Omni?

  1. Suction power3,300 Pa vs 4,000 Pa+21%
Specifications

Side by side

Suction & cleaning
Suction power3,300 Pa4,000 Pa
Noise level68 dB—
Navigation & obstacles
Navigation sensorsCliff sensorsGyroscope
Mopping
Water tank (robot)80 ml—
Size & weight
Width / diameter270 mm245 mm
Length270 mm245 mm
Weight2.1 kg1.2 kg
ColoursWhite, Silver, BlackWhite
App & smart home
App controlYesYes
Remote control—Yes
Window cleaning
Water sprayYesYes
Backup battery (power cut)YesYes
Safety ropeYesYes
Window area per session50 m²28 m²
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