Ecovacs WINBOT W2S OMNI or Lubluelu CHYW201: which should you choose?
Comparison of the two window-cleaning robots using our catalogue's scoring criteria, value by value. Scores are relative to all the models we have analysed.

Ecovacs WINBOT W2S OMNI
Main drawbackIndoor use leaves exterior window chores unresolved
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Lubluelu CHYW201
Main drawbackMains power makes cord routing part of every setup
Check price on Amazon → Read the full analysis →Our verdict based on your priority
- Priority: “Suction pressure”Ecovacs WINBOT W2S OMNI 9.3 / 10 vs 8.6
By criterion
| Criterion | Ecovacs WINBOT W2S OMNI | Lubluelu CHYW201 |
|---|---|---|
| Suction pressure | 9.3 advantage | 8.6 |
| Water tank capacity | 9.1 | 9.5 |
| Equipment | 8.9 | 8.9 |
A gap of less than half a point does not count as an advantage: our scores are relative to the catalogue, and using them to pick a winner would imply a level of precision we cannot offer.
Side-by-side specs
| Specification | Ecovacs WINBOT W2S OMNI | Lubluelu CHYW201 |
|---|---|---|
| Suction pressure | 8000 Pa | 6500 Pa |
| Water tank capacity | 80 ml | 160 ml |
| Backup battery holding time | Not provided | 30 min |
| Robot weight | 1,95 kg | Not provided |
| Power supply during cleaning | Powered by the station's battery via a cable | Mains-powered |
| Manufacturer's intended use | Household | Household |
| Compatible surfaces | Mirrors | Mirrors |
| Indoor / outdoor cleaning | Indoor | Outdoor |
| Window compatibility | Frameless | Framed |
| Spraying | Automatic | Dual spray |
| Control | App | Remote control |
| Safety features | Safety rope | UPS backup battery |
Figures published by manufacturers and retailers, compiled in our reviews. “Not provided” means the figure could not be verified.
Which is right for you?
Ecovacs WINBOT W2S OMNI
Leads on 1 criterion of 3 compared
- Suction pressure: 9.3/10 vs 8.6/10 (8000 Pa vs 6500 Pa)
- Power supply during cleaning: Powered by the station's battery via a cable
Lubluelu CHYW201
Leads on 0 criterion of 3 compared
- Power supply during cleaning: Mains-powered
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Comparison based on published specifications and our scores, calculated using the same criteria for every model. Our methodology →
Frequently asked questions
Which is rated higher, Ecovacs WINBOT W2S OMNI or Lubluelu CHYW201?
They're neck and neck: 9.1/10 for Ecovacs WINBOT W2S OMNI, 9/10 for Lubluelu CHYW201. A gap of less than half a point does not count as an advantage.
Which wins on “Suction pressure”?
Ecovacs WINBOT W2S OMNI wins on “Suction pressure”: 9.3/10 compared with 8.6/10 for Lubluelu CHYW201. Recorded values: 8000 Pa versus 6500 Pa.
What's the difference in power supply during cleaning between the two?
Ecovacs WINBOT W2S OMNI: Powered by the station's battery via a cable. Lubluelu CHYW201: Mains-powered.
