Roborock S8 MaxV Ultra Discontinued
A former flagship now superseded by the Saros 10; only worth buying at a deep clearance price.
AmazonThe Roborock S8 MaxV Ultra and the Eufy Omni C20 are evenly matched, rated 3.8 and 3.7. The Roborock S8 MaxV Ultra leads on navigation. The Eufy Omni C20 wins on mopping.
Eufy Omni C20
The cheapest way into a dock that washes the mops, for small homes with low furniture. Its weak carpet cleaning and short range rule it out for bigger or carpeted homes.
Amazon $379.99$379.99
Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Roborock S8 MaxV Ultra for navigation (LiDAR + camera vs LiDAR).
- Choose the Eufy Omni C20 for mopping (Dual spinning pads, lifts 10.4 mm vs Vibrating pad, lifts 20 mm).
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 | Roborock S8 MaxV Ultra | Eufy Omni C20 |
|---|---|---|
| Overall rating | 3.8/5 | 3.7/5 |
| Cleaning 30% | 42 measured 82% of sand from carpet, 76% of pet hair, some hair tangled (0.6) | 36 measured 75% of sand from carpet, 96% of pet hair, some hair tangled (0.5) |
| Value 25% | 50 no current price (neutral score used) | 95 $380 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup | 68 Self-empties the bin, washes the mop |
| Navigation 15% | 100 LiDAR + camera | 65 LiDAR |
| Mopping 10% | 46 Vibrating pad, lifts 20 mm | 61 Dual spinning pads, lifts 10.4 mm |
Independent tests
Roborock S8 MaxV Ultra
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 82% | 76% | 0.6 | 889 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Eufy Omni C20
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 75% | 96% | 0.5 | 546 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Specifications
| Roborock S8 MaxV Ultra | Eufy Omni C20 | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 10,000 Pa | 7,000 Pa |
| Main brush | dual rubber rollers | Rolling brush with Pro-Detangle Comb |
| Dustbin | - | 250 mL |
| Extending side brush | Yes | No |
| Mopping | ||
| Mop | Vibrating pad, lifts 20 mm | Dual spinning pads, lifts 10.4 mm |
| Mop lift | 20 mm | 10.4 mm |
| Leaves mop at dock | No | No |
| Extending mop | No | No |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | - | 3.1 L |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | No |
| Hot-air drying | Yes | No |
| Detergent dosing | Yes | - |
| Water hookup option | Yes | No |
| Clean water tank | - | 2.5 L |
| Navigation & app | ||
| Navigation | LiDAR + camera | LiDAR |
| Obstacle avoidance | 3D structured light and RGB camera | Infrared and point laser for larger obstacles only |
| Climbs thresholds | - | 18 mm |
| Matter | - | No |
| Voice assistants | Alexa, Google Assistant, Siri | Alexa, Google Assistant |
| Build | ||
| Height | 4.1 in (103 mm) | 3.3 in (85 mm) |
| Retracting LiDAR | No | No |
| Battery | 5,200 mAh | 3,200 mAh |
| Run time | - | Up to 1 h 41 min |
| Weight | - | 7.3 lb (3.3 kg) |
| Warranty | 1 year | 1 year |
| Released | 2024-04 | 2024-11 |