eufy Omni S1 ProIIIConditionalCompare

Released 2024.02Reassessed 2026.09.02Compare

eufy Omni S1 Pro

Name: eufy Omni S1 Pro
Brand: Eufy

Mopping is the whole argument for this machine: an 11.4 in roller that water jets rinse and a squeegee wrings continuously while it works, and a station that disinfects it with ozonated water made from tap water and dries it with 131F air. Vacuum suction is rated 8,000 Pa, mid-range for the price. The square chassis and extending side brush are aimed at corners, though no independent measurement of that could be located.

Superseded byeufy Omni S2

List price

$1,499

Released 2024.02Reassessed 2026.09.02

Autonomy Ladder

Why Level III.

One five-rung scale, every category, from acting only on command to working unsupervised anywhere.

VGeneralized AutonomyAny task, any setting. No consumer robot has reached it.
IVEnvironmental AutonomyCopes with everyday clutter and frees itself, shown by independent testing.
To reach Level IVIndependent testing shows it avoids ordinary obstacles before contact, copes without the space being cleared, and frees itself when stuck.
IIIConditional AutonomyThis robot

eufy Omni S1 Pro finishes whole jobs in a space it already knows, and still needs a person at the edges.

Navigation and control

LiDAR SLAM with multi-floor mapping
Why this level
- LiDAR SLAM provides room-by-room mapping and obstacle avoidance in known home layouts.
- The robot completes mapped routines on schedule without human intervention within its environment.
- Ozone injection is an automated dock cycle, not a navigation capability.
- Performance is conditional on pre-mapped spaces, placing this at Level III (Conditional Autonomy).
Autonomy dimension 74 / 100 · 1 independent source reviewed, 7 from the maker
IIAssisted AutonomyRuns preset routines; stalls at anything new.
IManual AutomationOne action on command; no independent operation.

How we assign a level →

Behind the classification

Sources on file.

Pending1 independent source reviewed, 7 from the maker

Fewer than two independent sources reviewed. Evidence is still being collected. The word says how much we read. It is not a grade.

Independent sources reviewed1

Monitoring record1 source

Sources behind the tracker entries following this robot.

eufy Product Launch Announcementeufy Product Launch Announcement

From the maker, reviewed7

Specification sources7 sources

Pages the published specifications were read from.

Our own recordNot counted

Longitudinal signal2 sources

Robovations dated log for this robot: 3 tracked entries spanning ~11 months.

Also monitored, nothing listed yet

Manufacturer documentation

Product specification sheet and technical documentation covering LiDAR navigation, ozone-injection system, heated water dock, battery runtime, and consumable specifications.

Owner reports

Early owner feedback from Amazon and dedicated forums covering ozone sanitization claims, mop cleaning effectiveness, dock reliability, and consumable costs.

Press & video reviews

Third-party tech press coverage from 2024 launch evaluating ozone innovation and square-form design claims.

Firmware release notes

Firmware update logs documenting navigation algorithm refinements and ozone-system performance improvements post-launch.

How we evaluate evidence →

Human Readiness

Discontinued.

One question: what does buying this robot today walk you into? The state is computed from the record, and recomputed daily.

DiscontinuedThis robot

eufy Omni S1 Pro is discontinued. Remaining listings are old stock at uncertain prices, which no buying-today tier describes.

Listings under Availability are shown for reference, not as a purchase path.

On the record

Released February 2024; since discontinued
No current new-stock listing confirmed
Succeeded by eufy Omni S2
1 independent source reviewed, 7 from the maker

The scale, for reference

Ready NowAssessed, with a clean record on file. A successor may be shipping; the page says so when it is.
New to MarketOn sale under 90 days; the ownership record is still forming.
WaitA successor is announced and has not shipped; re-read the decision when it arrives.
Known IssuesDocumented problems stand on the record; read the case before buying.

How we assess readiness →

Robovations Score

How this number was reached

63of 100

CapableAt or above 30% of the 456 robots we scoreand 28% of the 228 scored robot vacuums

DeficientLimitedCapableStrongExemplary

What moved itpoints gained or lost against a typical robot

Carried by

Coverage and navigation88+1.6
Routine maintenance81+1.6

Held back by

Support longevity30−3.2
Task completion62−1.6
Field failure rate64−1.0

Capability40% of the score64What it does without you.

Task completion16% of the score62

Evidence

Lifehacker found that after three passes at maximum suction the S1 Pro had missed an onion peel left in the dead center of the kitchen floor, and that across 11 outings a Roborock S8 MaxV Ultra run immediately afterward "could watch it grab everything the S1 missed. It happened over and over." Stuff reports the self-emptying "occasionally leaves debris behind" and inconsistent vacuuming on carpets.

Coverage and navigation10% of the score88

Evidence

LiDAR SLAM stores separate maps per level and recalls the correct one when the robot is carried, with the dock needing no re-initialization after relocation. Systematic and retained. The square chassis is paired with an extending side brush eufy markets for corners, but the record states no independent test measuring corner pickup against a round robot could be located, so that part of the coverage claim is design intent.

Edge-case recovery10% of the score46

Evidence

Navigation is LiDAR SLAM with no camera, no time-of-flight sensor and no line laser, so cords, socks and low clutter are not perceived before contact and the category cap on unsighted machines applies. No recovery record exists: owner reports spanned four to six months at evaluation and concerned ozone novelty and mop effectiveness rather than how the machine behaves when stuck.

Operating envelope4% of the score55

Evidence

TechRadar concluded the S1 Pro is "good at performing a daily clean of an otherwise tidy home" but "can't be relied upon to clean a specific area of dirt, or a recent spill of food or other debris", and with no mop-only mode it should not be used on large liquid spills. Tech Advisor's initial mapping repeatedly failed to register a room beyond a 0.98 in floor lip: "We tried several times, and the robot just didn't register the space."

Dependability40% of the score56Whether it keeps doing it.

Field failure rate16% of the score64

Evidence

Two and a half years in market with no recall and no documented job-stopping mode. Against that, the record's own cons flag limited long-term reliability data specifically on mop roller wear and the station's water system, the two subsystems the machine is sold on. Evidence is 45 unlinked owner reports from Amazon and forums plus two unlinked press reviews, which is retail review text, so this is capped at 65 and sits below it on the acknowledged gap.

Software stability14% of the score65

Evidence

The firmware source on file lists two items covering navigation algorithm refinements and post-launch ozone-system improvements, which reads as updates fixing rather than breaking, but carries no links and no independent corroboration and there is no public changelog. No regression pattern is reported. The ordinary case.

Support longevity10% of the score30

Evidence

The line is discontinued. eufy's one-year limited warranty and its accessory catalog for the 2.5 L bag, roller, filter and detergent are the committed part, but no parts or firmware horizon past discontinuation is stated anywhere, and the ozone generator built into the station has no documented service path. A discontinued line without a stated parts channel scores low here regardless of how well the machine works.

Ownership burden20% of the score77What it asks of you.

Routine maintenance12% of the score81

Evidence

The record's after-every-mopping-run line is 'No owner task', which is unusual and accurate: the roller is rinsed and wrung during the run and washed and dried afterward without involvement. Weekly work is refilling the clean tank, emptying the waste tank and clearing the side brush; monthly is the vacuum filter; the bag and detergent go when the station says so. Genuinely light.

Consumables8% of the score71

Evidence

The 2.5 L dust bag, the mop roller, the vacuum filter and detergent, roughly 125 dollars a year against a machine selling at 1,099 to 1,299 dollars. The sanitization system adds nothing: the station generates ozonated water from ordinary tap water, so there is no cartridge and no refill. That is an achievement of the design rather than a missing subsystem, which is why it earns here. The discontinued status puts future genuine-parts supply in question.

middle half of the databaseits medianthis robot

Reported, not scoredneither measures how well the robot works

Five-year cost$1,825

About 1,199 dollars at street price against a 1,499 dollar MSRP, plus roughly 125 dollars a year in bags, roller, filter and detergent. Upper third for robot vacuums on purchase and low on running cost, because the ozone sanitization is generated from tap water and has no consumable attached. No subscription is required. The line is discontinued, so parts supply past the current stock is not committed.

Data postureCloud-linked

Account required. Maps and telemetry leave the home; core function survives an outage.

What leaves the homeNot documented

Read the full methodology →

FIT CHECK

Will the eufy Omni S1 Pro work in your home?

Describe your home using the controls. Each choice reads the spec sheet for you, flagging where the eufy Omni S1 Pro is built for your space and where it isn’t.

Home size

Primary floors

Mopping needs

Upkeep you accept

See every robot vacuum suited to these conditions

A classification of fit for the conditions you set, not a recommendation. Verdicts describe engineering design intent, not test results.

OWNERSHIP

Living with it.

Recent release with limited longitudinal data. Early owner reports emphasize mop cleaning and ozone novelty; dock ozone-cartridge and water-heating reliability remain unproven over extended use.

Unprovenowner-reported arc

The record so far

Owner base spans approximately 4-6 months of real-world use as of mid-2026. Navigation is stable; LiDAR algorithm is proven across eufy's product line. Ozone cartridge reliability and mop-pad wear under ozone treatment are early-stage observations. Water heating element has not been widely stress-tested across seasons.

What goes wrongnot yet documented independently

The independent record is still forming. Failure modes are listed once an outside source reports them.

Upkeep routine

Each useEvery cycle

No owner task. Water jets rinse the roller and a squeegee wrings it continuously while the robot works, and the station washes it and dries it with 131F air afterward.

Weekly52×/yr

Refill the station's clean water tank and empty the waste water tank; clear hair from the side brush.

Monthly12×/yr

Clean or replace the vacuum to maintain suction.

Seasonal4×/yr

Replace the main when visible wear develops.

Yearly1×/yr

Inspect the roller and replace it when the fibers flatten.

When duewhen worn or full

Replace the 2.5 L ; top up detergent when prompted.Typical for robot vacuums: every 3-6 months

Cost over timeabout $420 past the sticker over three years

PurchaseRunning cost

Year 1

$1,639

Year 3

$1,919

Year 5

$2,199

$1,499 to buy, then about $140 a year for the replaceable parts below. Over three years that is roughly $420 past the sticker price. Excludes electricity and any repairs.

What you replace

Typical for robot vacuums: every 3-6 monthsWhere to buy Filter
Typical for robot vacuums: every 3-6 months
Typical for robot vacuums: annually

Replacement cadence from the maintenance schedule; prices shown where the source documents them. Some links earn Robovations a commission. It does not change any classification. All parts at Eufy

Safety notes1 caution · 1 note

CautionOzone exposure during mop cyclesOzone is released during dock cycles. Avoid prolonged inhalation; position dock in well-ventilated areas. Users with respiratory conditions should consult a physician.
Hot-water heating element in dockDock water heating reaches approximately 130-140F. Position dock away from children and pets; allow cooling time before manual maintenance.

SPECIFICATION

The full spec sheet.

Priced above the category median, with every figure charted against the category below.

Dimensional drawing

Key specificationsManufacturer-publishedSources: Product page

FootprintThe width, depth and height of the robot itself, without its dock.: 12.8 × 13.9 in, 3.8 in tall•
WeightThe robot alone, without its dock, as the maker states it.: 11.3 lbs•
BatteryStored energy in watt-hours; a larger pack runs longer, not harder.: 99 Wh · Li-ion•
Wi-FiThe bands the robot can join; many models need a 2.4 GHz network to set up.: 2.4 + 5 GHz✓
VoiceThe assistants the maker's app links to; the robot itself does not listen.: Alexa, Google Home, Matter✓
Onboard dustbinThe bin inside the robot; an auto-empty dock moves its contents into a bag.: 250 mL•
Dust bagA bag inside the dock that the dock empties the robot's bin into; you replace the bag.: 2.5 L•
Threshold climbThe tallest lip the robot is rated to cross; a door sill is about 0.8 in.: 0.8 in•
Mop liftHow far the mop pad rises when the robot crosses carpet.: 0.47 in•

Where it lands · position among 261 robot vacuumsThis robotMedianTypical range

SuctionAir pressure the fan produces at the intake, in pascals, measured the maker's own way.8,000Pamax mode

1,000 Pa42,000 Pa

Near median

RuntimeThe maker's stated running time on one charge, at a standard setting.216min

60 min360 min

Above median

PriceThe maker's list price, not a price found in a shop.$1,499

$160$2,600

Above median

NoiseLoudness at the maker's stated distance, in decibels; ten more decibels reads as about twice as loud.60dB

43 dB80 dB

Near median

Charge timeTime from empty to full on the dock, as the maker states it.240min

90 min420 min

Near median

WeightThe robot alone, without its dock, as the maker states it.11.3lbs

3.6 lbs25 lbs

Above median

Position shows where the figure sits across the tracked category, not a quality judgment. Suction in Pascals has no standard test method, and the published figure is a peak-mode claim, so it is comparable only within a brand and generation.

Official referencesProduct page

RECORD

How the assessment has moved.

Every announcement, release and reassessment behind the current classification.

Coming soon

Just launched

Active updates

Settled

Discontinued

Aug 2026 · AssessmentRobovations Score rescored under v4.2: 72 → 63
Jul 2026 · AssessmentRobovations Score recorded at 72 of 100
Jan 2025 · UpdateFirmware update refines navigation and obstacle avoidance
Feb 2024 · ReleaseReaches retail; commercial availability confirmed in early 2024

Questions

What people actually ask.

5 answered

OperationHow does the ozone sanitization work, and is it safe around children and pets?

The station has an ozone generator built into its clean water tank. It makes ozonated water from ordinary tap water and uses it to rinse and disinfect the mop roller inside the base station. eufy’s safety article on the feature describes it in those terms and gives no waiting period before people or pets return to a cleaned room. Owners who would rather not run it can turn it off in the eufy Clean app, and anyone with a specific respiratory condition should raise it with their doctor.

OperationCan the ozone system be disabled, or does it run on every mop cycle?

It can be disabled. eufy states the eufy Clean app provides an option to deactivate the feature, and the rest of the station’s cycle works without it. Nothing is bought or replaced either way: the ozone is generated in the station from tap water.

OperationWhat does the station consume, and what has to be replaced?

The station’s consumables are the 2.5 L dust bag, the mop roller, the vacuum filter and detergent. There is no ozone cartridge; the generator sits in the clean water tank and works from tap water, so the sanitization system has no recurring cost.

ComparisonWhy is the Omni S1 Pro square rather than round, and does the shape improve coverage?

eufy pairs the square chassis with an extending side brush it calls Precision Corner to Edge Clean, on the argument that a corner is easier to reach with a flat leading edge. No independent test measuring corner pickup on this machine against a round robot could be located, so the claim rests on design intent rather than published results.

OperationDoes the Omni S1 Pro work on multi-floor homes, and does it retain separate maps?

Yes, the robot supports multiple floor maps via the app. LiDAR navigation stores separate mappings; the robot can be carried between floors and will recall the correct map. Dock relocation to a new floor requires the robot to be physically moved; the dock does not need re-initialization.

Availability

Where it's sold

Some links earn Robovations a commission. It does not change any classification. Affiliate disclosure.

We are no longer finding a current new-stock listing for this robot. Remaining offers may be used, refurbished, or third-party — confirm the condition and price on the retailer’s page before buying.

Amazon See current listings

Cite & Embed

Reference the eufy Omni S1 Pro classification.

Embed the Autonomy Ladder™ mark or copy the citation. The mark is served from this record, so a reassessment updates it on your page automatically.

Get the embed code and citation

124161

268112

Clear space 3222 on all sides

Embed code

Scale proportionally only, up to 2× (536px wide)(224px wide). No recoloring, cropping, rotating, or re-typesetting.

Citation

Robovations. "eufy Omni S1 Pro: Autonomy Level III (Conditional Autonomy)." Autonomy Ladder™, assessed September 2026. https://robovations.com/robots/eufy-omni-s1-pro/

Link it. The mark must point at this record. An unlinked mark is not authorized.
Hot-link it. Never download, self-host, or re-upload the image. A saved copy stops updating, and a mark that has stopped updating is a claim we no longer stand behind.
A classification, not an endorsement. It may not appear beside language implying Robovations recommends, rates, or approves the product.

Where to next

Three ways to keep going.

For evaluators

Compare with a peer.

See the eufy Omni S1 Pro and eufy Omni S2 Pro side by side: autonomy level, Robovations Score, readiness, and price. Classification, not a verdict.

See the full comparison

Or compare with Roborock Saros 20 Flow Complete, Ecovacs Deebot X12S OmniCyclone, eufy Omni E35.

For browsers

See every Level III.

Every robot we’ve classified at conditional autonomy. Sorted by readiness, score, and price. Filter by category, manufacturer, or release date.

Browse every Level III robot

Updated weekly with new entries and reclassifications.

eufy Omni S1 Pro

Will the eufy Omni S1 Pro work in your home?

Living with it.

The full spec sheet.

How the assessment has moved.

What people actually ask.

eufy Omni S1 Pro in the analysis archive.

Does the Matter standard work with robot vacuums and other home robots?

Other robot vacuums we have classified.

Dyson R2 Nurovi Wash+Dry

Dyson R1 Nurovi Dry

Ecovacs Deebot X12S OmniCyclone

Ecovacs Deebot N20 Pro+

Where it's sold

Reference the eufy Omni S1 Pro classification.

Three ways to keep going.

Get the next reassessment.

Compare with a peer.

See every Level III.