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- Omni C28 vs RoboStar iQ900 Ultra
eufy Omni C28 vs TESLA RoboStar iQ900 Ultra
What Omni C28 does better (6) and where RoboStar iQ900 Ultra wins (5) — every spec side by side.
vs
7.1Cleaning power6.2
5.8Navigation5.8
9.1Mopping8.6
4.7Base station3.9
8.8Battery6.0
Dimensions
Size comparison
Omni C28RoboStar iQ900 Ultra
| Omni C28 | RoboStar iQ900 Ultra | Difference | |
|---|---|---|---|
| Height | 110 mm | 96 mm | +14 mm |
| Width / diameter | 350 mm | 320 mm | +30 mm |
| Length | 350 mm | 320 mm | +30 mm |
| Weight | 5 kg | 3.1 kg | +1.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Omni C28 better than RoboStar iQ900 Ultra?
- Mop typeRoller mop vs Rotating mop pads
- Suction power15,000 Pa vs 10,000 Pa+50%
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
- Runtime231 min vs 168 min+38%
- Charging time210 min vs 270 min+29%
- Noise level60 dB vs 64 dB+7%
Why is RoboStar iQ900 Ultra better than Omni C28?
- Mop lift height10.8 mm vs 15 mm+39%
- Clean water tank (dock)2.2 l vs 4.6 l2.1×
- Height110 mm vs 96 mm+15%
- Dustbin (robot)220 ml vs 280 ml+27%
- Dust bag (dock)2.5 l vs 3 l+20%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 15,000 Pa | 10,000 Pa |
| Dustbin (robot) | 220 ml | 280 ml |
| Main brush | Dual main brushes | Single main brush |
| Anti-tangle brush | Yes | — |
| Side brushes | 2 | 1 |
| Carpet detection | Yes | Yes |
| HEPA filter | — | Yes |
| Noise level | 60 dB | 64 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Roller mop | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 10.8 mm | 15 mm |
| Extending mop (edges) | — | Yes |
| Water tank (robot) | 100 ml | — |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 2.5 l | 3 l |
| Mop washing in the dock | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 2.2 l | 4.6 l |
| Dirty water tank (dock) | 2.2 l | 4.6 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 231 min | 168 min |
| Charging time | 210 min | 270 min |
| Size & weight | ||
| Width / diameter | 350 mm | 320 mm |
| Length | 350 mm | 320 mm |
| Height | 110 mm | 96 mm |
| Weight | 5 kg | 3.1 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
