Head to head · Window cleaning robots
Ecovacs WINBOT W3 OMNI vs Ecovacs WINBOT W2 PRO
Ecovacs WINBOT W3 OMNI or W2 PRO? The WINBOT W3 OMNI: suction 10,000 vs 5,300 Pa, water tank 80 vs 60 ml. Verdict Scores 75 and 68.
Manufacturers' published figures, scored by the same engine as the rankings. Nothing here is from a test we ran. · Updated
Verdict
The Ecovacs WINBOT W3 OMNI has the higher Verdict Score, 75 to 68.
The Ecovacs WINBOT W3 OMNI has the edge in cleaning and adhesion. The Ecovacs WINBOT W2 PRO has the edge in safety and value.
In the manufacturers' published figures the Ecovacs WINBOT W3 OMNI is ahead on 3 rows: water tank (80 ml against 60 ml), glass per fill (50 m² against 40 m²) and suction (10,000 Pa against 5,300 Pa). In turn, the Ecovacs WINBOT W2 PRO is ahead on one row: noise (63 dB against 68 dB).
The Ecovacs WINBOT W3 OMNI suits households with many windows who want the pads washed for them. The Ecovacs WINBOT W2 PRO suits ground-floor and interior glass close to a socket.
This comparison is computed from our specification database and is not edited individually. Method: specification analysis of the makers' published figures, explained on our scoring and editorial policy pages.
Both appear in
Brand guides
Where the Ecovacs WINBOT W3 OMNI is ahead
- Cleaning84 · 59
- Adhesion100 · 66
- Water tank80 ml · 60 ml
- Glass per fill50 m² · 40 m²
- Suction10,000 Pa · 5,300 Pa
Where the Ecovacs WINBOT W2 PRO is ahead
- Safety76 · 70
- Value36 · 27
- Noise63 dB · 68 dB
Subscores are from our engine; the specification rows are the manufacturers' published figures, listed only where the better direction is beyond argument.
Where to buy
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Ecovacs press image

Ecovacs press image
Full specification, side by side
| Compare | Ecovacs Ecovacs WINBOT W3 OMNI | Ecovacs Ecovacs WINBOT W2 PRO |
|---|---|---|
![]() | ![]() | |
75/100 $700Price in the manufacturer's shop | 68/100 ≈ $490Price in the manufacturer's shop | |
| Highest Verdict Score | ||
Shop links are affiliate links: a purchase through them may earn RoboVerdict a commission, which never changes a ranking. | ||
| Check price | Check price | |
| At a glance | ||
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| Score breakdown | ||
| Verdict Score | 75/100 | 68/100 |
| Cleaning | 84 | 59 |
| Adhesion | 100 | 66 |
| Coverage | 73 | 73 |
| Safety | 70 | 76 |
| Navigation | 100 | 100 |
| Ease of Use | 61 | 61 |
| Reliability | 62 | 62 |
| Value | 27 | 36 |
Specifications In green: the better figure where the direction is beyond argument, such as more lawn or less noise. Where it depends on your home, nothing is marked. | ||
| Cleaning | ||
| Spray system | Yes | Yes |
| Water tank | 80 ml | 60 ml |
| Glass per fill | 50 m² | 40 m² |
| Cleaning speed | 16 cm/s | Not published |
| Cleaning modes | 7 | 7 |
| Corner cleaning | Yes | No |
| Corner scrubber | TruEdge, lowered at the frame, up to 200 rpm, retracts after cleaning | Not published |
| Edge precision | 1.1 mm | Not published |
| Time per square metre | About 1 min 35 s, fast mode | About 1 min 45 s, fast mode |
| Area on one station charge | About 120 m² fast mode, 48 m² deep mode | Not published |
| Spray nozzles | 6 | 6 |
| Pad washing | Vortex Wash in the station: 16 jets at 20 kPa, four discs at 200 rpm, about 1 minute | Not published |
| Modes in the app | Eight, counting remote steering | Not published |
| Cloth | Not published | Double-sided microfibre, 2 in the box |
| Adhesion | ||
| Suction | 10,000 Pa | 5,300 Pa |
| Pressure compensation | Yes | Yes |
| Suction while moving | 3,300 Pa | 2,800 Pa |
| Suction in the German copy | 8,000 Pa in the German fall-protection list, where the US copy's list prints 10000Pa; 10,000 Pa is also the Canadian spec list's peak | Not published |
| Fit | ||
| Largest pane | Not published | Not published |
| Smallest pane | 30 × 40 cm | 30 × 40 cm |
| Edge detection | Yes | Yes |
| Other surfaces | No | No |
| Frame type | Framed and frameless, as Ecovacs lists it | Not published |
| Frame detected from | 1 mm (70%), 2 mm (95%) | 2 mm |
| Obstacle detected from | 1 mm (70%), 2 mm (95%) | 4 mm |
| Maximum pane tilt | ±90° | Not published |
| Safety | ||
| Power-cut backup | 30 min | 30 min |
| Safety rope | Yes | 6 m |
| Rope rating | 100 kg | Not published |
| Fault self-check | No | No |
| Station | 10 kg, suction cup over 800 N, auto-winding cable, 63 dB | Not published |
| Station battery | 9,000 mAh at 21.9 V, 120 W rated power | Not published |
| Edge sensing response | 0.02 s | Not published |
| Stated protection layers | 12 | 10 |
| Backup battery | Not published | 3,000 mAh |
| Navigation | ||
| Path planning | Yes | Yes |
| Resumes after interruption | Yes | Yes |
| Returns to start | Yes | Yes |
| Steers round obstacles | Yes | Yes |
| Control | ||
| Remote control | Yes | Yes |
| Voice prompts | Yes | Yes |
| Cable reach | 5.5 m | 5.5 m |
| Cordless | Yes | No |
| Voice prompt languages | 11+ | Not published |
| Mains lead to the station | 1.8 m | Not published |
| Mains lead | Not published | 1.2 m |
| Power | ||
| Battery | 9,000 mAh | Not published |
| Runtime | 2 h 10 min | Not published |
| Charging time | 3 h | Not published |
| Connectivity | ||
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | No |
| 4G / LTE | No | No |
| Physical | ||
| Weight | 2.1 kg | 1.8 kg |
| L × W × H | 270 × 270 × 76 mm | 271 × 271 × 78 mm |
| Noise | 68 dB | 63 dB |
| Support | ||
| Warranty | 24 months | 24 months |
| Released | 2026 | Not published |
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