Eufy Omni C28
A strong mid-price roller-mop robot for pet homes that would rather not have a camera. Tidy up cables first, since it only avoids larger objects.
Amazon $529.99$529.99
The Eufy Omni C28 is the better robot vacuum overall, rated 4.3 to 3.7. The Eufy Omni C28 leads on cleaning, navigation and mopping. The Eufy Omni C20 wins on value. The Eufy Omni C20 costs $150 less ($379.99 vs $529.99).
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 31, 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 C28 for cleaning (measured 89% of sand from carpet, 100% of pet hair, no hair tangled vs measured 75% of sand from carpet, 96% of pet hair, some hair tangled (0.5)), navigation (LiDAR + 3D light vs LiDAR) and mopping (Roller, lifts 10.8 mm vs Dual spinning pads, lifts 10.4 mm).
- Choose the Eufy Omni C20 for value ($380 vs $530).
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 C28 | Eufy Omni C20 |
|---|---|---|
| Overall rating | 4.3/5 | 3.7/5 |
| Cleaning 30% | 86 measured 89% of sand from carpet, 100% of pet hair, no hair tangled | 36 measured 75% of sand from carpet, 96% of pet hair, some hair tangled (0.5) |
| Value 25% | 75 $530 | 95 $380 |
| Dock 20% | 79 Self-empties the bin, washes the mop, hot-air mop drying | 68 Self-empties the bin, washes the mop |
| Navigation 15% | 85 LiDAR + 3D light | 65 LiDAR |
| Mopping 10% | 76 Roller, lifts 10.8 mm | 61 Dual spinning pads, lifts 10.4 mm |
Independent tests
Eufy Omni C28
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 89% | 100% | 0 | 1,192 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
| Eufy Omni C28 | Eufy Omni C20 | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 15,000 Pa | 7,000 Pa |
| Main brush | DuoSpiral anti-tangle brushes | Rolling brush with Pro-Detangle Comb |
| Dustbin | 220 mL | 250 mL |
| Extending side brush | No | No |
| Mopping | ||
| Mop | Roller, lifts 10.8 mm | Dual spinning pads, lifts 10.4 mm |
| Mop lift | 10.8 mm | 10.4 mm |
| Leaves mop at dock | No | No |
| Extending mop | No | No |
| Water tank | 120 mL | - |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 3 L | 3.1 L |
| Washes mop | Yes | Yes |
| Hot-water wash | No | No |
| Hot-air drying | Yes | No |
| Water hookup option | No | No |
| Clean water tank | 2.2 L | 2.5 L |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR |
| Obstacle avoidance | Laser line, avoids objects 3 cm and taller (no camera) | Infrared and point laser for larger obstacles only |
| Climbs thresholds | 20 mm | 18 mm |
| Matter | No | No |
| Voice assistants | Alexa, Google Assistant, Siri | Alexa, Google Assistant |
| Build | ||
| Height | 4.4 in (110.6 mm) | 3.3 in (85 mm) |
| Retracting LiDAR | No | No |
| Battery | 5,200 mAh | 3,200 mAh |
| Run time | Up to 4 h 11 min | Up to 1 h 41 min |
| Weight | 11 lb (5 kg) | 7.3 lb (3.3 kg) |
| Warranty | 1 year | 1 year |
| Released | 2026-02 | 2024-11 |