Compare eufy Robot Vacuum Omni S1 Pro vs 3i S10 Ultra Robot Vacuum and Mop

Reviewers consistently liked the futuristic, distinctive design and said it looked attractive in the home.

Design reactions ranged from bulky and less refined to sleek, premium, futuristic, and visually distinctive.

The app and automation story was mixed: the apps were solid, but yui lacked some integrations and advanced options.

Smart features and automation receive strong praise for scheduling, AI cleaning, and customization, offset by app usability and control limitations.

Small rug handling was good in one review, with the mop lift clearing small rugs in testing.

Area-rug handling received strong real-world praise from one reviewer who said the rug was cleaner than with any prior robot.

Setup sentiment is mixed but mostly positive: several found it easy or intuitive, while others criticized instructions or a learning curve.

Battery and charging evidence is positive, with reviewers citing strong runtime, above-average capacity, and good battery efficiency.

The onboard dust bin was viewed as somewhat small.

Evidence for the bin is limited but positive: one reviewer said the self-emptying setup made smaller onboard capacity less important.

Build quality evidence is positive but limited, with one reviewer describing the construction and touch points as high quality.

High-pile or deep carpet performance is inconsistent, with several lab-style reviews calling deep cleaning below average despite some real-world praise.

Medium-pile carpet pickup was below average in one rice pickup test.

Clogging was a caveat in a stress test where the S1 Pro was the only unit to clog at an extreme fluff load.

Clogging prevention evidence is strongly positive from one real-world reviewer who said it did not clog during testing.

Comparative performance was strong for cleaning innovation and mopping, though one ranking placed another robot ahead overall.

Comparative performance is positive in selective areas: it reached a Top 20 list and one reviewer ranked its mopping among the best tested.

Controls were considered useful and convenient, especially the base controls for switching cleaning modes.

The app and controls are capable, but reviewer sentiment splits between easy customization and complaints about clunky organization or missing options.

Cord management evidence is limited but positive, with one reviewer saying the prewrapped cable setup was good.

Corner cleaning was mixed: the square shape helped in theory, but cautious navigation and missed areas limited results.

Corner cleaning is mixed: many praised edge and corner reach, but some testing found navigation and indented-corner weaknesses.

Crevice and groove cleaning was positive overall, especially in plank joints, though one test called it only decent.

Crevice pickup is a weakness in Vacuum Wars evidence, where it scored below average.

Debris illumination via the green light is positively received as useful, refreshing, or helpful for identifying dirt.

Docking and auto-empty reliability were strong, with reviewers reporting near-complete or complete bin emptying.

Docking and auto-empty reliability is mixed: one test found lots of leftover debris, while another found the dust box well emptied.

Dock drying noise was noticeable, especially when the roller rotated during drying.

Dock noise is a recurring downside tied to the water system, dehumidifier, or base operation.

Dried-on stain removal was a major strength across tests, with the S1 Pro leading or near-leading mopping stain results.

Dried-on stain results are mixed: independent lab-style reviews criticized this area, while several hands-on videos reported good stain cleanup.

Ease of use was positive, with the app described as easy to use and well laid out.

Ease of use is excellent when judged by daily autonomy, set-and-forget cleaning, and reduced manual water handling.

Edge and baseboard mopping was a weak spot, with multiple reviewers noting it did not clean right up to baseboards or walls.

One real-world review strongly praised its ability to clean under baseboards and along hard-floor edges.

Edge-following accuracy is mixed to weak because the robot has the hardware but sometimes misses areas or lacks precise maneuvering.

Emptying and mess control were strong, with the dock completely emptying the dust bin in testing.

Emptying and mess control is a major strength because reviewers valued not hauling dirty water, refilling tanks, or managing plumbing.

Energy use is a clear concern in one measured review, where the water-capture and distillation system consumed far more electricity than rivals.

The dual side brushes and floating main brush were praised for working well together.

Floorhead design evidence is positive, with the roller mop described as giving a better clean than spinning heads.

Hard-floor seal and crevice pickup were decent rather than class-leading.

Floor shine is mixed; one reviewer liked general cleaning but said textured tile still held ground-in dirt.

Wet-spill handling was a standout in some tests, but one reviewer warned against large wet spills because there is no mop-only mode.

Fresh liquid pickup is praised through the roller mop, which reviewers saw as stronger than spinning pads for wet spills.

Hair-removal channel evidence is negative from one reviewer who found hair still left on the brush despite the system.

Carpet hair pickup was weak in the pet-hair test, where it left the most hair tufts.

Carpet hair pickup stood out in the comparison test, where the 3i did best by far on synthetic hair.

Hard-floor pet-hair and debris pickup was described as effective in a flagship comparison.

Hard-floor hair pickup evidence is positive, with reviewers calling hair pickup impressive and broad enough for pet hair.

Tangle resistance was mixed: the vacuum brush tangled with long hair in one test, but another reviewer saw no mop-drive hair wrap.

Hair-wrap resistance is mixed: several reviewers reported excellent anti-tangle results, but comparison testing found hair left on the brush.

Hard-floor fine pickup was praised as excellent in at least one comparison review.

Hard-floor fine dust pickup is strong overall, though one reviewer needed extra passes for fine ground coffee.

Large hard-floor debris intake was strong, with reviewers reporting high pickup and broad debris handling.

Hard-floor large debris intake is positive based on one test where heavier popcorn kernels caused no issues.

Lighting comments are positive where reviewers mention the visible LEDs or light effects, though most cleaning-light evidence is covered under debris illumination.

Reviewers repeatedly framed the S1 Pro as innovative because of its roller mop, low-profile navigation, and distinctive dock design.

Innovation is one of the clearest strengths, with reviewers repeatedly calling the water-recycling approach unique, advanced, and boundary-pushing.

Kid-friendliness evidence is anecdotal but positive, with one family treating the robot as part of daily household life.

Large debris handling on hard floors was strong, with reviewers saying it picked up extra-large debris.

Large debris handling is a standout strength, with reviewers reporting strong pickup of varied debris including large household messes.

The low-profile design was praised for reducing height and improving access under furniture.

Low-profile design is weak: reviewers noted the robot or dock is taller/larger than average and needs clearance.

Maintenance was not fully hands-off because tanks, filters, and dirty-water parts still needed recurring attention.

Maintenance is easier than many water-tank systems, but one reviewer still found onboard filters require monthly attention.

Furniture navigation and maneuverability drew strong praise, including avoiding contact and understanding tight spaces well.

Maneuverability evidence is limited and mixed, with one reviewer noting it eventually crossed thresholds but struggled.

Mapping and path efficiency were praised for coverage, easy map editing, and reliable room division.

Mapping and pathing are generally good to excellent, though Vacuum Wars-style testing called navigation solid rather than exceptional.

Mop lifting was mixed, keeping medium-pile carpets dry in one test but raising too late over carpet corners in another.

Mop lifting is generally positive for keeping carpets dry, though one spec review noted the lift height is below average.

Mopping performance was the strongest consensus positive, with multiple reviewers calling it best-in-class or top-tier.

Mopping is the central performance strength, with strong praise for the roller mop and wet-spill cleaning, despite dried-stain caveats.

Noise was described as roughly average in one dock/vacuum sound test rather than unusually quiet or unusually loud.

The robot itself was often described as quiet, though base-station suction or dock operation drew a few caveats.

Obstacle avoidance was one of the clearest strengths, including a rare perfect score and strong real-world avoidance.

Obstacle avoidance is the most split major attribute, ranging from perfect or great in home tests to serious failures in one comparison and underdelivery in another.

Odor control had a maintenance caveat because residual dirty water could smell if the robot was not used daily.

Odor evidence is mixed: one reviewer noticed a temporary smell during cleaning, while another praised the station’s odor-prevention design.

Ownership costs are mixed: proprietary cleaner and extra power use raise concerns, while one reviewer found replacement accessories inexpensive.

The automated dock made ownership easier by handling major cleaning-cycle tasks with minimal user work.

Cleaning convenience is a major consensus strength, especially the reduced need to refill, empty, or babysit the robot.

Long-term durability remains uncertain; one review explicitly wanted more long-term evidence before fully endorsing the water-recycling system.

Overall sentiment was very positive for mopping, design, navigation, and hard floors, with recurring caveats around carpet and edge performance.

Overall opinion is broadly positive, but the strongest praise is tempered by repeated caveats about size, app issues, energy use, carpet depth, and object avoidance.

Packaging is mostly criticized for being massive and heavy, requiring planning or two people to move.

Pet-readiness was supported by object avoidance around dog waste, though separate carpet hair pickup evidence was weaker.

Pet-focused reviewers liked its handling of pet hair, busy homes, and pets around the robot, with especially positive comments from cat and dog households.

Price was a tradeoff: reviewers called it high, but also noted it undercut some competing flagships.

Value opinions are mixed: reviewers praised sale pricing and premium positioning, but several noted the high purchase price.

Privacy controls were a relative strength because the camera was not available as a live video feed in the app.

Privacy controls are a concern in one comparison review because the robots could not function offline through their apps.

Runtime is a strength, with multiple reviewers rating battery life or efficiency above average.

The ozone/sanitizing water system was treated as a notable cleaning feature, though evidence was mostly tied to the water system rather than independent lab verification.

The self-cleaning cycle impressed in dock washing tests and left the roller looking clean.

The self-cleaning dock is consistently praised for mop washing, drying, and hands-free operation.

The detergent/liquid system was praised for removing the guesswork from premixing solution.

The liquid and solution system is innovative and often praised, but reviewers noted humidity dependence, distillation wait times, and occasional control limits.

The dock was praised as a brilliant use of space despite its unusual vertical form.

Dock footprint is a drawback, with reviewers repeatedly calling the station heavy, large, and demanding of dedicated space.

Streaking and residue control were major strengths, especially compared with spinning-pad systems.

Residue and streaking are mixed: some praised no smudges, while others saw imperfect tile results or a smear/dispensing issue.

Stuck resistance was mixed: the low-profile design helped avoid getting stuck, but longer pile rugs caused at least one issue.

Stuck resistance is sharply split: some reviewers said it never got stuck, while one comparison test found severe failures with obstacle-related jams.

Suction evidence was mixed: reviewers praised above-average suction and easy pickup on hard floors, while one comparison review called its suction a little low.

Reviewers praised raw suction and surface pickup, but one test found the advertised power did not translate into carpet deep-cleaning results.

Heavy-duty suitability is favorable for active homes and large messes, with reviewers stressing pet hair, muddy paws, and impressive debris abuse tests.

Small-space suitability is weak because one reviewer explicitly called the large premium system overkill for minimalists and apartment dwellers.

The removable mop roller was judged easy to remove and reinstall.

The lower-profile design helped the robot reach under more furniture.

Under-furniture pickup evidence is limited but positive from one reviewer impressed that the tall-looking robot still fit under furniture.

Value-for-money was helped by a flagship price that was lower than some rival flagships.

Value-for-money is favorable when judged against premium rivals or sale pricing, though not all reviewers focused on price.

Versatility was helped by easy switching between vacuum-only and vacuum-and-mop modes.

Reviewers saw strong versatility across vacuuming, mopping, pets, carpets, tiles, and customizable cleaning modes.

The clear front water tank made water level checks easy at a glance.

The water tank and WaterRecycle system are the product’s strongest recurring praise, especially in humid homes, though dry climates may need manual refill.

Weight was a drawback for the base station, which one review described as a bit heavy.

Weight is a repeated drawback, with reviewers calling the system heavy enough to need help or be difficult to move.