Eufy Omni S2
For buyers who want a low-slung flagship that mops with a hot-washed roller and handles tall thresholds. Cheaper robots match its carpet cleaning and run longer per charge.
Amazon $1,299.99$1,299.99
The Eufy Omni S2 is the better robot vacuum overall, rated 3.9 to 3.5. The Eufy Omni S2 leads on cleaning and mopping. The Roborock Qrevo Slim wins on navigation. The Eufy Omni S2 costs $100 less ($1,299.99 vs $1,399.99).
Roborock Qrevo Slim
Only worth it deeply discounted for very low furniture; newer slim Roborocks clean better for less.
Amazon $1,399.99$1,399.99
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 Eufy Omni S2 for cleaning (measured 87% of sand from carpet, 88.5% of pet hair, no hair tangled vs measured 76% of sand from carpet, 80% of pet hair, some hair tangled (0.2)) and mopping (Roller, lifts 10.5 mm, extends to edges vs Dual spinning pads, lifts 10 mm, extends to edges).
- Choose the Roborock Qrevo Slim for navigation (LiDAR + camera vs Camera + 3D light).
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 S2 | Roborock Qrevo Slim |
|---|---|---|
| Overall rating | 3.9/5 | 3.5/5 |
| Cleaning 30% | 75 measured 87% of sand from carpet, 88.5% of pet hair, no hair tangled | 40 measured 76% of sand from carpet, 80% of pet hair, some hair tangled (0.2) |
| Value 25% | 20 $1,300 | 15 $1,400 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup |
| Navigation 15% | 80 Camera + 3D light | 100 LiDAR + camera |
| Mopping 10% | 90 Roller, lifts 10.5 mm, extends to edges | 76 Dual spinning pads, lifts 10 mm, extends to edges |
Independent tests
Eufy Omni S2
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 87% | 88.5% | 0 | 1,088 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). |
Roborock Qrevo Slim
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 76% | 80% | 0.2 | 1,160 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
| Eufy Omni S2 | Roborock Qrevo Slim | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 30,000 Pa | 11,000 Pa |
| Main brush | DuoSpiral anti-tangle brushes | DuoRoller Riser all-rubber brushes |
| Dustbin | 300 mL | 220 mL |
| Extending side brush | Yes | Yes |
| Mopping | ||
| Mop | Roller, lifts 10.5 mm, extends to edges | Dual spinning pads, lifts 10 mm, extends to edges |
| Mop lift | 10.5 mm | 10 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Water tank | 120 mL | 72 mL |
| 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 | Yes |
| Hot-air drying | Yes | Yes |
| Detergent dosing | Yes | Yes |
| Water hookup option | Yes | Yes |
| Clean water tank | 3 L | - |
| Navigation & app | ||
| Navigation | Camera + 3D light | LiDAR + camera |
| Obstacle avoidance | RGB camera + LED + 3D TOF, recognises 200+ obstacle types and objects over 1 cm | 3D sensors and RGB camera |
| Climbs thresholds | 42 mm | 20 mm |
| Matter | Yes | Yes |
| Voice assistants | Alexa, Google Assistant, Siri | Alexa, Google Assistant, Siri |
| Build | ||
| Height | 3.9 in (98 mm) | 3.2 in (82 mm) |
| Retracting LiDAR | No | No |
| Battery | 4,600 mAh | 5,200 mAh |
| Run time | Up to 4 h 20 min | Up to 3 h |
| Weight | 11.5 lb (5.2 kg) | 9 lb (4.1 kg) |
| Warranty | 1 year | 1 year |
| Released | 2026-01 | 2024-09 |