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eufy Omni S1 Pro Review: A Roller Mop Its Fans Love, and a Reliability Record That Splits Owners

The eufy Robot Vacuum Omni S1 is a brilliant when it works but a real gamble, best for homes with mostly hard floors. Rated 3.0 out of 5 across 804 user ratings. The main drawback: results are sharply split. We scored it 2.7 out of 5.

By Athena, Home & Family Editor Published December 19, 2025 Updated September 29, 2026
2.7Our score
eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 2 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 3 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 4 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 5 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 6 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 7 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 8 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 9 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 10 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 11 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 12 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 13 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 14 eufy Robot Vacuum Omni S1 Pro, HydroJet System with Roller Mop, Robot Vacuum and Mop Combos, Eco-Clean Ozone, Incrediable Suction, Obstacle Avoidance, Auto Mop Washing & Drying, Self-Emptying, view 15
Product gallery, 15 images
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Prices shown were correct on September 29, 2026 and change frequently.

TL;DRThe Short Answer: Is the eufy Robot Vacuum Omni S1 Worth It?

For some homes it is the first robot mop that works as promised; for others it is a costly disappointment. The eufy Omni S1 Pro swaps spinning pads for a self-rinsing roller mop and adds a dock that empties, washes, refills and dries, and when a unit works it is superb. Whether yours is a keeper is the gamble.

NoFussDeal rates the eufy Robot Vacuum Omni S1 2.7 out of 5. Last updated September 29, 2026.

Key Facts

Capacity
2.5 liters
Item Dimensions L x W x H
18.39"L x 15.08"W x 16.38"H
Color
Black
Item Weight
13.8 kg
Battery Life
216 minutes
Special Feature
10-in-1 UniClean Station, 3D MatrixEye Obstacle Avoidance, 8,000 Pa Potent Suction, Always Clean Mop Combo, Precision Co

What Stands Out

  1. HydroJet roller mop that rinses itself as it cleans, with ozonated water and downward pressure for scrubbing
  2. 10-in-1 UniClean Station: auto-empty, auto-wash, auto-refill, heated drying, Eco-Clean Ozone and detergent dispensing
  3. 8,000 Pa suction for hard floors and carpet
  4. 3D MatrixEye obstacle avoidance and a squared-off body for corners and edges
  5. App, button and voice control; 2.4GHz Wi-Fi only

Strengths and Drawbacks

What works

  • Roller mop lifts far more dirt than spinning-pad robots
  • Dock empties, washes, refills and dries the mop with little effort from you
  • Adjustable emptying frequency suits homes with heavy-shedding pets
  • Reliable mapping, docking and edge vacuuming when a unit works well
  • Recognises carpet and boosts suction instead of mopping
  • Ozonated water keeps the dirty tank from smelling

What does not

  • Results are sharply split, and durability is the weak point
  • Mop stays about 1.5 inches from the wall
  • Can miss pet mess in the dark and get stuck on fluffy rugs
  • Loud emptying cycle at the dock
  • Small clean-water fill port and sparse printed instructions

Features in Depth

01

HydroJet Roller Mop System

Cleaning Performance Mixed Reliability Mixed Owner Satisfaction Polarised

The Omni S1 Pro mops with a roller-cloth mop head rather than spinning pads, driven under the HydroJet system eufy calls out as its headline feature. eufy says the roller refreshes itself in real time at 170 RPM from a dual water reservoir loaded with ozonated water, pressing down with 1 kg of force to mimic hand scrubbing on stubborn stains. Instead of two flat pads smearing dirty water across the floor, the roller is built to pick up debris as it turns and be cleaned as it goes. On paper this is the strongest argument for the premium price: a mechanically different mopping method rather than another marginal suction bump. Coming from a spinning-pad robot the difference can be stark, with far murkier dirty water after the first run. But cleaning performance isn't consistent from home to home, and opinion is unusually polarised, with little middle ground between delight and disappointment. That reads as two different ownership experiences depending on the unit or the home, and durability is the weak point, worth weighing given the roller is a moving mechanical part.

Unavailable 2.7/5 Check price
02

10-in-1 UniClean Station with Eco-Clean Ozone

Reliability Mixed Durability Negative Value for Money Mixed

eufy backs the S1 Pro with a 10-in-1 UniClean dock that handles the parts of mopping most people dread: auto-emptying the dustbin, auto-washing the roller mop, auto-refilling the clean-water tank, auto-collecting the wastewater, and drying the mop head with heated air so it isn't left damp between cycles. It also dispenses detergent on its own, seals debris in a dust bag, and has an LCD touch panel. Eco-Clean Ozone is the sanitizing step layered on top, using ozonated water aimed at cutting bacteria and odor rather than just rinsing off visible grime. Day-to-day upkeep is light: top up clean water, pour out the dirty water and change the dust bag now and then, and at a couple of runs a week a bag lasts months. Whether it holds up is a fair question, and the answer isn't reassuring across the board: durability is the weak point and reliability varies. The convenience is real when it works, but anyone paying extra for auto-wash and ozone sanitizing should treat them as features that may need troubleshooting, not a guarantee.

Unavailable 2.7/5 Check price
03

8,000 Pa Suction Across Carpet and Hard Floors

Effectiveness Mixed Cleaning Performance Mixed Value for Money Mixed

eufy rates the S1 Pro at 8,000 Pa of suction, aimed at hard floors and carpet in the same pass, and recommends it for hard floor, carpet, wood and tile. Higher suction generally means better pickup of embedded debris and pet hair on carpet, and a single vacuum-and-mop pass is the whole appeal of a combo unit like this one, removing the need to run a separate stick vacuum before mopping. It recognises carpet, skips mopping there and raises suction instead. With heavy-shedding pets you can set it to return and empty more often, so a packed bin never ends up pushing dirt around. Cleaning performance still varies: in some homes pickup is deep on both floor types, in others it disappoints. That split matches the polarised pattern across the S1 Pro generally, a strong core capability that not every unit or household gets consistently. Buy it for the suction-and-mop-in-one pitch expecting it to perform well, not guaranteed to.

Unavailable 2.7/5 Check price
04

3D MatrixEye Obstacle Avoidance and Corner-to-Edge Design

Effectiveness Mixed Reliability Mixed Owner Satisfaction Polarised

Navigation on the S1 Pro runs on eufy's 3D MatrixEye obstacle-avoidance system, paired with a squared-off chassis eufy says is built specifically for corner-to-edge cleaning. The pitch is straightforward: square corners can reach into room edges a circular robot has to leave for a hand vacuum. It is a sensible combination on paper, and the kind of feature that either works quietly in the background or becomes the most frustrating thing about a robot if it misfires. Results land in between: obstacle avoidance is inconsistent, not the confident strength a premium price implies. That doesn't mean the navigation is broken. It is good enough to run unattended in many homes, steering around cords, shoes and furniture without touching them, though it can still get hung up on a small fluffy rug and may miss pet mess in the dark. The mop also stays about 1.5 inches off the wall, even though the vacuum reaches the edges. Don't assume flagship-tier navigation from the price alone.

Unavailable 2.7/5 Check price

How We Scored It

Based on
The manufacturer's published specifications and the product's live Amazon listing.
Owner rating
2.9 out of 5 on Amazon, recorded September 29, 2026
How we score
We score each thing that comes up most in owner feedback on the eufy Robot Vacuum Omni S1 Pro. Six things come up most in owner feedback: five split opinion and one draws mostly complaints. Its ratings average 2.9 stars (41% five stars, 6% four, 5% three and 48% one or two), so every score starts at 58, that average on a 100 point scale. Where opinion is split, we take off 6. Where it draws mostly complaints, we take off 12. Then we read six owner reviews in full (every one we found gave it four or five stars) and move the score up to 5 points either way depending on how the owners who mention it rated the product. Our overall score starts from the same 2.9 star average and loses 0.1 for each thing that draws mostly complaints, with 0.1 more when at least a tenth of ratings are one star, never more than 0.3 in all. Here that takes off 0.2, which gives 2.7. Read our editorial standards

Effectiveness

Results with the robot vacuum's effectiveness and reliability, with some loving it while others find it useless are mixed. One of the six owner reviews we read mentions it, and that owner gave the product four or five stars, so the complaints come from the wider group of buyers. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58…

Read the full note (441 characters)

Results with the robot vacuum's effectiveness and reliability, with some loving it while others find it useless are mixed. One of the six owner reviews we read mentions it, and that owner gave the product four or five stars, so the complaints come from the wider group of buyers. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion is split.

52Mixed

Reliability

None of the six owner reviews we read mention it. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion is split.

52Mixed

Cleaning Performance

All of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion…

Read the full note (410 characters)

All of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion is split.

52Mixed

Obstacle Avoidance

Two of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion…

Read the full note (410 characters)

Two of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion is split.

52Mixed

Durability

Three of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 46: we started at 58 and took off 12 because it d…

Read the full note (423 characters)

Three of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 46: we started at 58 and took off 12 because it draws mostly complaints.

46Needs Improvement

Owner Satisfaction

41% of ratings are five stars and 6% are four. 5% are three stars and 48% are one or two. A sizable share of ratings sit low, so weigh the drawbacks below as heavily as the praise. Score 58: its 2.9 star average on a 100 point scale.

58Mixed

Value for Money

Five of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinio…

Read the full note (411 characters)

Five of the six owner reviews we read mention it, and those owners gave the product four or five stars, so the complaints come from the wider group of buyers. None of the reviews we read say what goes wrong, so this score rests on the buyer ratings. 53% of all ratings are three stars or fewer, which is where complaints like this usually sit. Score 52: we started at 58 and took off 6 because opinion is split.

52Mixed

Specifications

Size and weight

Capacity
2.5 liters
Item Dimensions L x W x H
18.39"L x 15.08"W x 16.38"H
Item Weight
13.8 kg

Materials and warranty

Color
Black

Power

Battery Life
216 minutes

Other specifications

Special Feature
10-in-1 UniClean Station, 3D MatrixEye Obstacle Avoidance, 8,000 Pa Potent Suction, Always Clean Mop Combo, Precision Co

What Buyers Say

Based on 804 Amazon customer ratings, averaging 3.0 out of 5, recorded 12 September 2026. See the reviews on Amazon

★★★★★

One that finally works as promised!

I've had several robot vacuums and mops over the years. Neatos, Roborocks, Dreames (last one was a Dreame L20). This is the first one that actually seems to work as promised! I live in the c… Read it on Amazon
BrianD · May 10, 2025 · Verified
★★★★★

Life Changing

I’m going to explain what I saw online and how I chose this. Then I will describe my environment and how this unit performs. I cover a lot of ground so hopefully this helps you.For what its … Read it on Amazon
Maui John · November 14, 2024 · Verified
★★★★★

Worth every Penny!

I waited 6 months to write this review, so I could really give an informed review. I hate when they want a review as soon as you unbox something, but I have to say I love this thing, worth e… Read it on Amazon
Dawn · July 4, 2025 · Verified
★★★★★

Insane dirt pickup on mopping

WHAT. I run my other robot mop DAILY. Sometimes more than that in a day. I still have the water from it cleaning yesterday (image 1) I ran the eufy for the first time today and this is the w… Read it on Amazon
Jess · October 27, 2025 · Verified
★★★★★

it's great

It's expensive but it's worth it, it cleans well - it's passed my wife's test : ) It's amazing how this robot vacuum can clean without bumping in furniture or touching cables and other stuff… Read it on Amazon
es · January 3, 2025 · Verified
★★★★★

Best decision

This vacuum is awesome! Very happy with the purchase. The roller mop head is a significant upgrade to the spinning head models. With the ozonated water, the cleaning solution, and the pressu… Read it on Amazon
P · August 6, 2026 · Verified

Setting It Up

  1. Place the Station

    Set the UniClean Station against a wall on a level hard floor near an outlet. The emptying cycle is loud, so think about where you put it; if you move it later, the robot finds the new position without remapping.

  2. Fit Brushes and Fill Water

    Snap the side brushes into place, remove all packaging and fill the clean water tank. The fill port is small, so hold the tank steady or fill it in the sink. The clean tank is transparent, so you can see the level at a glance.

  3. Connect the App on 2.4GHz

    The robot supports 2.4GHz Wi-Fi only, so make sure your router's 2.4GHz band is on. App setup and connection are straightforward, followed by a quick software update.

  4. Map Your Home

    Run the first mapping pass; a large home can be mapped in about 15 minutes. Then name rooms and set no-go zones for stairs and fluffy rugs. Make staircases no-go zones even though the robot detects drops.

  5. Tune Emptying and Cleaning Settings

    In the app, adjust suction and mopping strength and how often the robot returns to the station to empty. With heavy-shedding pets, set it to empty more often.

Common Questions

Is the eufy Robot Vacuum Omni S1 Pro worth the price?

It is a significant spend even on sale, and opinion is unusually polarised: it either delights or disappoints, with little in between. That isn't a mediocre-but-consistent product. It works very well in one large group of homes and lets down another. Value depends on which side your unit lands. If you are comfortable with that risk, and willing to return or troubleshoot a unit that misbehaves, you are the likeliest to be satisfied.

What does the eufy S1 Pro's 10-in-1 UniClean Station actually do?

The station auto-empties the dustbin, auto-washes the roller mop, auto-refills the clean-water tank, auto-collects the wastewater, and dries the mop head with heated air, plus an Eco-Clean Ozone step using ozonated water to target bacteria and odor rather than just rinsing off visible dirt. It also dispenses detergent automatically and seals debris in a dust bag. That is a comprehensive self-service dock on paper. In practice, durability is the weak point and reliability varies. The emptying cycle is also loud enough that you may want the base out of earshot; the robot finds a moved base without remapping.

How reliable is the eufy Omni S1 Pro long-term?

This is the S1 Pro's weakest point. Durability is poor and reliability inconsistent, and the split in opinion backs that up: plenty of people are delighted, but a large share are not. That points to real variation from unit to unit, not a handful of isolated complaints. Go in expecting a real risk that your unit won't hold up as well as the best ones, budget time for possible station troubleshooting, and check recent feedback before committing at this price.

Does the roller mop clean better than a spinning-pad mop?

The mechanism is a real departure from spinning-pad mops: a roller cloth that eufy says refreshes itself at 170 RPM with ozonated water and presses down with 1 kg of force, built to lift dirt rather than smear it. It is the product's clearest differentiator, and coming from a spinning-pad robot the roller feels like a real upgrade. But cleaning performance isn't consistent across homes, so the advantage doesn't show up for everyone. Treat it as a mopping system with real upside and a meaningful chance of underdelivering.

How does the S1 Pro handle obstacles and edges?

Navigation runs on eufy's 3D MatrixEye obstacle-avoidance system, and the chassis uses a squared-off design eufy built for corner-to-edge cleaning. Together they're meant to reach into corners a round robot can't. Obstacle avoidance is inconsistent, though, so not every home gets the performance the design promises. The mop also stops about 1.5 inches short of the wall, so edges may still need an occasional hand mop.

What are the S1 Pro's key specs — battery, bin capacity, size?

eufy gives 216 minutes of battery life, a 2.5-liter capacity, and dimensions of 18.39 x 15.08 x 16.38 inches at 13.8 kg, so measure the spot for the station. It is controllable via app, physical buttons or voice assistants, uses a washable filter, and carries model number T2080. It connects on 2.4GHz Wi-Fi only, so a dual-band router needs its 2.4GHz band switched on.

On Video

6 videos

Eufy S1 Pro Omni Review: AMAZING for Hard Floors and Obstacle Avoidance!

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  3. eufy S1 Pro - 5 Things You Need to Know Before You Buy or Not! ModernDayTech
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  6. Eufy X10 Pro Omni Robot Vacuum & Mop DETAILED REVIEW - I Love It! Just A Dad Videos

The Verdict

2.7Out of 5

The eufy Omni S1 Pro's roller mop and 10-in-1 station make it one of the most hands-off robot cleaners available, and a good unit delivers: better dirt pickup than spinning-pad models, reliable docking and mapping, tidy edge vacuuming and almost no upkeep beyond water and bags. The problem is consistency. Results are sharply split, durability is the weak point, and reliability, cleaning performance and obstacle avoidance vary. Even a good unit leaves the mop short of the wall, has a loud dock and can miss pet mess in the dark.

Who should buy it

  • Homes with mostly hard floors
  • Pet owners who need a robot that empties as often as they choose
  • Buyers comfortable returning a unit quickly if it misbehaves
  • Anyone replacing a spinning-pad robot that smeared rather than cleaned

An impressive robot mop when the unit works, with a roller and dock that set it apart. Given how split the results are and the durability complaints, buy it from a seller with easy returns, push it hard in the first weeks, and check recent feedback before you commit.

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