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- Omni C20 vs Roomba Plus 405 Combo
eufy Omni C20 vs iRobot Roomba Plus 405 Combo
What Omni C20 does better (2) and where Roomba Plus 405 Combo wins (4) — every spec side by side.
vs
5.4Cleaning power5.0
3.0Navigation5.8
8.5Mopping8.5
7.4Base station4.6
4.4Battery6.9
Dimensions
Size comparison
Omni C20Roomba Plus 405 Combo
| Omni C20 | Roomba Plus 405 Combo | Difference | |
|---|---|---|---|
| Height | 85 mm | 106 mm | −21 mm |
| Width / diameter | 334 mm | 357 mm | −23 mm |
| Length | 334 mm | 357 mm | −23 mm |
| Weight | 3.3 kg | 4.1 kg | −0.8 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Omni C20 better than Roomba Plus 405 Combo?
- Height85 mm vs 106 mm+25%
- Dust bag (dock)3.1 l vs 1.7 l+82%
Why is Roomba Plus 405 Combo better than Omni C20?
- Runtime160 min vs 180 min+12%
- Threshold climbing18 mm vs 20 mm+11%
- Charging time330 min vs 240 min+38%
- Clean water tank (dock)2.5 l vs 3 l+20%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 7,000 Pa | 7,000 Pa |
| Dustbin (robot) | 250 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), 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 | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 3.1 l | 1.7 l |
| Mop washing in the dock | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 2.5 l | 3 l |
| Dirty water tank (dock) | 2.4 l | 2.3 l |
| Battery & runtime | ||
| Battery capacity | 2,900 mAh | — |
| Runtime | 160 min | 180 min |
| Charging time | 330 min | 240 min |
| Cleaning area per charge | 170 m² | — |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 334 mm | 357 mm |
| Length | 334 mm | 357 mm |
| Height | 85 mm | 106 mm |
| Weight | 3.3 kg | 4.1 kg |
| Shape | Round | Round |
| Colours | Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant, Apple Siri |
| Remote control | — | Yes |
