eufy Omni C28 vs eufy Omni S2
Researched by Riley Hart · prices checked Nov 11, 2026
As of Nov 11, 2026, the eufy Omni C28 has no store price on file and the eufy Omni S2 costs $1,600. The eufy Omni C28 scores higher in our ranking (6.7 vs 5.6 out of 10). Pick the eufy Omni C28 for pet owners who want clean hard floors. Pick the eufy Omni S2 for cluttered homes with carpet and pets. The eufy Omni S2 wins 4 of 5 points we can measure.
Who wins, point by point
The eufy Omni S2 wins 4 of 5 points we can measure. Built from today's prices, the specs and independent tests for these two robots.
| Omni C28 | Omni S2 | Winner | |
|---|---|---|---|
| Vacuum Wars score | 3.70/5 | 3.91/5 | Omni S2 |
| Suction | 15,000 Pa | 30,000 Pa | Omni S2 |
| Runtime per charge | 216 min | 3 h | Omni C28 |
| Climbs thresholds up to | 0.8 in | 1.65 in | Omni S2 |
| Robot height (fits under furniture) | 4.35 in | 3.4 in | Omni S2 |
- You care most about runtime per charge (216 min vs 3 h)
- Best for pet owners who want clean hard floors
- You care most about vacuum wars score (3.91/5 vs 3.70/5)
- You care most about suction (30,000 Pa vs 15,000 Pa)
- You care most about climbs thresholds up to (1.65 in vs 0.8 in)
- Best for cluttered homes with carpet and pets
- Suction
- 15,000 Pa
- Navigation
- iPath 2.0 LiDAR laser
- Mopping
- Yes
- Runtime
- 5,200 mAh battery
Affordable Eufy roller mop robot with standout mopping and pet hair results
Full eufy Omni C28 review, pros and cons →- Suction
- 30,000 Pa
- Navigation
- 3D ToF and camera
- Mopping
- Roller mop
- Runtime
- Up to 180 min
Eufy's roller mop flagship with perfect obstacle avoidance scores
Full eufy Omni S2 review, pros and cons →Side by side
| eufy Omni C28 | eufy Omni S2 | |
|---|---|---|
| Price | n/a | $1,600 |
| 3 year cost | n/a | $2,080 |
| Our score | 6.7/10 | 5.6/10 |
| Rank in Floors | #37 | #52 |
| Status | on sale | on sale |
| Warranty | 1 year manufacturer warranty (Eufy support) | n/a |
| Suction | 15,000 Pa (brand claim); Vacuum Wars did not publish airflow for this model | 30,000 Pa (brand claim), AeroTurbo 2.0 |
| Navigation | iPath 2.0 LiDAR laser navigation | CleanMind AI with 3D MatrixEye 2.0 (ToF sensors plus camera), 3D mapping |
| Obstacle avoidance | LiDAR based, no camera; Vacuum Wars scored 15 of 24 objects avoided | Detects obstacles over 1 cm and 200+ object types (brand claim); Vacuum Wars scored a perfect 24 of 24 |
| Mopping | Yes, HydroJet roller mop at 270 RPM with about 1 kg downward pressure and a 10.8 mm carpet lift | Yes, HydroJet 2.0 self cleaning roller mop, 15 N pressure, extends to edges and lifts 28 mm on carpet |
| Self empty | Yes, into a 3 L disposable bag; Tom's Guide cites about 75 days per bag | Yes, auto empties into a 2.5 L bag rated for up to 68 days |
| Dock features | Auto empty, refills and drains water, washes the roller with room temperature water and hot air dries at 122°F; no detergent tank | UniClean station washes the roller at 140°F, dries at 131°F, doses detergent, auto refill and drain options, plus a fragrance diffuser; 3 L clean and 2 L dirty tanks |
| Runtime | 5,200 mAh battery (Expert Reviews); Eufy rates up to 216 min | Up to 180 min (TechRadar); Vacuum Wars estimated about 1,088 sq ft per charge |
| Dustbin | Not published | Onboard bin size not published; dock bag 2.5 L |
| Height | 4.35 in (Tom's Guide); Vacuum Wars lists 4.4 in, taller than average | 3.4 in (85 mm) per TechRadar |
| Pet hair | DuoSpiral detangle brush; Vacuum Wars measured 100% flattened pet hair pickup and 0% hair wrap | Vacuum Wars measured 88.5% flattened pet hair pickup and 0% hair wrap with DuoSpiral brushes |
| App | Eufy Clean app with multi floor maps, no go zones and scheduling; works with Alexa and Google Home | Eufy app with Siri, Alexa, Google Home and Matter support |
| Threshold | 20 mm (brand claim); Expert Reviews found the same | Up to 1.65 in double and 1.38 in single thresholds (brand claim); Vacuum Wars cleared 32 mm on 1 of 3 tries |
| Best for | pet owners who want clean hard floors | cluttered homes with carpet and pets |
| Skip if | you have low furniture or a cluttered floor | you need strong stain removal |
Specs are maker claims unless a reviewer is named. Prices from the stores we link, checked daily.
What reviewers found
eufy Omni C28
- Vacuum Wars (3.70/5): Measured 89% carpet sand removal, 100% pet hair pickup, 0% hair wrap, 15 of 24 obstacles avoided, about 1,191 sq ft per charge and a 29 combined mopping score with 0.25 g of water left behind. Source
- Tom's Guide: Picked up 98% of Cheerios and 99% of kitty litter on hardwood, 95.5% and 98% on carpet, and 82% and 92% of pet hair; overall cleaning score 94%, with some erratic pathfinding. Source
eufy Omni S2
- Vacuum Wars (3.91/5): 87% carpet sand removal (S1 managed 61%), 88.5% flattened pet hair, 0% hair wrap and a perfect 24 of 24 obstacles; dried stain mopping and navigation speed were below average. Source
- TechRadar: Much better vacuuming than the Omni S1 with strong mopping and reliable navigation; about 55 dB in Quiet mode and 70 dB in Cyclone mode; one unit developed a connection fault and was replaced. Rated 5/5 design, 4.5/5 performance and 3.5/5 value, with no single overall score. Source
Questions buyers ask
Which is better, the eufy Omni C28 or the eufy Omni S2?
The eufy Omni C28 scores higher in our ranking (6.7 vs 5.6 out of 10). Pick the eufy Omni C28 for pet owners who want clean hard floors. Pick the eufy Omni S2 for cluttered homes with carpet and pets.
What is the difference between the Omni C28 and the Omni S2?
Suction: 15,000 Pa (brand claim); Vacuum Wars did not publish airflow for this model on the Omni C28, 30,000 Pa (brand claim), AeroTurbo 2.0 on the Omni S2. Navigation: iPath 2.0 LiDAR laser navigation on the Omni C28, CleanMind AI with 3D MatrixEye 2.0 (ToF sensors plus camera), 3D mapping on the Omni S2. Obstacle avoidance: LiDAR based, no camera; Vacuum Wars scored 15 of 24 objects avoided on the Omni C28, Detects obstacles over 1 cm and 200+ object types (brand claim); Vacuum Wars scored a… on the Omni S2.
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