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- Omni C20 vs RE4 Plus
eufy Omni C20 vs EZVIZ RE4 Plus
What Omni C20 does better (4) and where RE4 Plus wins (7) — every spec side by side.
Dimensions
Size comparison
Omni C20RE4 Plus
| Omni C20 | RE4 Plus | Difference | |
|---|---|---|---|
| Height | 85 mm | 95 mm | −10 mm |
| Width / diameter | 334 mm | 345 mm | −11 mm |
| Length | 334 mm | 345 mm | −11 mm |
| Weight | 3.3 kg | 3.1 kg | +0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Omni C20 better than RE4 Plus?
- Mop typeRotating mop pads vs Mop pad
- Suction power7,000 Pa vs 4,000 Pa+75%
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
- Height85 mm vs 95 mm+12%
Why is RE4 Plus better than Omni C20?
- Battery capacity2,900 mAh vs 4,900 mAh+69%
- Runtime160 min vs 180 min+12%
- Threshold climbing18 mm vs 20 mm+11%
- Cleaning area per charge170 m² vs 300 m²+76%
- Dustbin (robot)250 ml vs 350 ml+40%
- Dust bag (dock)3.1 l vs 4 l+29%
- Charging time330 min vs 300 min+10%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 7,000 Pa | 4,000 Pa |
| Dustbin (robot) | 250 ml | 350 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | — |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| HEPA filter | Yes | — |
| Noise level | 58 dB | — |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Wall sensor, Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 18 mm | 20 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Mop pad |
| Mop lifting on carpets | Yes | — |
| Water tank (robot) | — | 300 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 3.1 l | 4 l |
| Mop washing in the dock | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | 2.5 l | — |
| Dirty water tank (dock) | 2.4 l | — |
| Battery & runtime | ||
| Battery capacity | 2,900 mAh | 4,900 mAh |
| Runtime | 160 min | 180 min |
| Charging time | 330 min | 300 min |
| Cleaning area per charge | 170 m² | 300 m² |
| Size & weight | ||
| Width / diameter | 334 mm | 345 mm |
| Length | 334 mm | 345 mm |
| Height | 85 mm | 95 mm |
| Weight | 3.3 kg | 3.1 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
