Ecovacs WINBOT W2S OMNI or Lifenaxx LX-055: 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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Lifenaxx LX-055
Main drawbackSuction pressure sits near the bottom of advertised category figures
Read the full analysis →Our verdict based on your priority
- Priority: “Suction pressure”Ecovacs WINBOT W2S OMNI 9.3 / 10 vs 7.1
- Priority: “Equipment”Lifenaxx LX-055 9.5 / 10 vs 8.9
By criterion
| Criterion | Ecovacs WINBOT W2S OMNI | Lifenaxx LX-055 |
|---|---|---|
| Suction pressure | 9.3 advantage | 7.1 |
| Water tank capacity | 9.1 | 8.7 |
| Equipment | 8.9 | 9.5 advantage |
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 | Lifenaxx LX-055 |
|---|---|---|
| Suction pressure | 8000 Pa | 2800 Pa |
| Electrical power | Not provided | 72 W |
| Water tank capacity | 80 ml | 70 ml |
| Backup battery holding time | Not provided | 20 min |
| Robot height | Not provided | 8,2 cm |
| Robot weight | 1,95 kg | 1,16 kg |
| Power supply during cleaning | Powered by the station's battery via a cable | Mains-powered |
| Compatible surfaces | Mirrors | Mirrors, Tiles |
| Window compatibility | Frameless | Framed |
| Spraying | Automatic | Dual spray, Automatic |
| Control | App | Remote control |
| Safety features | Safety rope | UPS backup battery, Edge detection, Safety rope |
| Cleaning modes | Quick | Edges |
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
Tied, leading on 1 of the 3 criteria compared
- Suction pressure: 9.3/10 vs 7.1/10 (8000 Pa vs 2800 Pa)
- Power supply during cleaning: Powered by the station's battery via a cable
- Manufacturer's intended use: Household
Lifenaxx LX-055
Tied, leading on 1 of the 3 criteria compared
- Equipment: 9.5/10 vs 8.9/10
- 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 Lifenaxx LX-055?
Ecovacs WINBOT W2S OMNI scores 9.1/10, compared with 8.2/10 for Lifenaxx LX-055, using the same scoring criteria.
Which wins on “Suction pressure”?
Ecovacs WINBOT W2S OMNI wins on “Suction pressure”: 9.3/10 compared with 7.1/10 for Lifenaxx LX-055. Recorded values: 8000 Pa versus 2800 Pa.
Which wins on “Equipment”?
Lifenaxx LX-055 wins on “Equipment”: 9.5/10 compared with 8.9/10 for Ecovacs WINBOT W2S OMNI.
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. Lifenaxx LX-055: Mains-powered.
