Eufy Omni C30
A mid-price self-cleaning robot with spinning mop pads for homes that want hands-off dust storage and Matter control. Homes with lots of baseboard to mop should look at the C30 Edge.
Amazon $599.99$599.99
The Eufy Omni C30 and the Roborock S8 Max Ultra are evenly matched, rated 4.2 and 4.1.
Roborock S8 Max Ultra
For buyers who can plumb in the dock and want a hands-off mopping robot that never needs its water tanks touched.
Amazon $599.99$599.99
Prices were last checked October 27, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Eufy Omni C30 | Roborock S8 Max Ultra |
|---|---|---|
| Overall rating | 4.2/5 | 4.1/5 |
| Cleaning 30% | 68 not yet tested; estimated from 9 tested Eufy robots and the median of the 70 tested robots | 63 not yet tested; estimated from 19 tested Roborock robots and the median of the 70 tested robots |
| Value 25% | 67 $600 | 67 $600 |
| Dock 20% | 100 Self-empties the bin, washes the mop | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup |
| Navigation 15% | 85 LiDAR + 3D light | 85 LiDAR + 3D light |
| Mopping 10% | 63 Dual spinning pads, lifts 12 mm | 62 Vibrating pad, lifts 20 mm, extends to edges |
Specifications
| Eufy Omni C30 | Roborock S8 Max Ultra | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 35,000 Pa | 8,000 Pa |
| Main brush | Anti-tangle floating rolling brush | DuoRoller Riser dual rubber brushes |
| Extending side brush | - | Yes |
| Mopping | ||
| Mop | Dual spinning pads, lifts 12 mm | Vibrating pad, lifts 20 mm, extends to edges |
| Mop lift | 12 mm | 20 mm |
| Leaves mop at dock | - | No |
| Extending mop | No | Yes |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 2.5 L | - |
| Washes mop | Yes | Yes |
| Hot-water wash | - | Yes |
| Hot-air drying | - | Yes |
| Detergent dosing | - | Yes |
| Water hookup option | - | Yes |
| Clean water tank | 3 L | - |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + 3D light |
| Obstacle avoidance | Line laser, recognises 100+ object types | 3D structured light (Reactive 3D) |
| Climbs thresholds | 20 mm | - |
| Matter | Yes | - |
| Voice assistants | Alexa, Google Assistant, Siri | Alexa, Google Assistant, Siri Shortcuts |
| Build | ||
| Height | 4.5 in (114 mm) | 3.8 in (97 mm) |
| Retracting LiDAR | No | No |
| Battery | 5,200 mAh | 5,200 mAh |
| Weight | 10.8 lb (4.9 kg) | - |
| Warranty | 1 year | - |
| Released | 2026-09 | 2024-04 |