Compare Eufy S2 Omni vs eufy Robot Vacuum Omni S1 Pro

Adaptive chassis lift was praised for helping the robot handle thick rugs, thresholds, and carpet transitions.

Design sentiment was strongly positive, with reviewers calling the robot premium, modern, futuristic, and able to fit into home decor.

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

AI, app, and automation feedback was mixed: reviewers liked automatic floor and obstacle handling, but smart-home functions and app customization lagged.

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

Area-rug handling was mixed but generally better than older models, with praise for not pushing rugs around and caveats about mop contact or cleaning order.

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

Setup was consistently described as simple, straightforward, or easy across several reviews.

Bag-level monitoring was a limitation because one reviewer found no real-time dust-bag level access.

Battery and charging evidence was mixed: one summary praised battery life and quick charging, while another measured a long full recharge.

The bin, bag, and self-emptying path earned positive marks for clearing hair and staying clean, though very full bins may need extra emptying.

The onboard dust bin was viewed as somewhat small.

Build quality impressions were positive, including strong construction and a solid premium feel.

High-pile carpet evidence was sharply mixed, ranging from strong thick-rug performance to underwhelming deep-clean scores.

Low-pile or everyday carpet pickup was mixed: some saw good carpet lines, while controlled testing found weaker agitation than expected.

Medium-pile carpet evidence was mixed: one review reported solid results, while another framed carpet agitation as a tradeoff.

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

Child-lock evidence was mixed because it protected controls but limited touchscreen usefulness.

Clog prevention and sustained airflow were a major strength, with reviewers repeatedly noting clean filters and little to no suction decline.

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

Comparative performance was mixed: the S2 beat some prior or lower models in experience, but one critical review favored other flagships for balance.

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

Controls and UI were generally liked for clean maps, useful visual indicators, and easy customization, but advanced controls and smart-home depth lagged competitors.

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

Corner cleaning was mixed: the extending brush helped in some tests, but multiple reviews still found corners inconsistent.

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

Groove and grout cleaning was mixed, with roughly half the grime removed in one tile test.

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

Cyclone performance was a clear strength, with reviewers emphasizing sustained power and long-lasting airflow.

Docking and auto-empty reliability were major positives, with multiple reviewers praising the automated station and clean emptying.

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

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

Dried-on stain evidence was mostly positive for basic stains and sauce-like messes, though one reviewer still saw limits to true heavy scrubbing.

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

Ease of use was praised for comfortable controls, low-effort operation, and simple daily use.

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

Baseboard and edge cleaning was mixed: several reviewers liked the extending mop, but others saw gaps along cabinets and walls.

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

Edge-following accuracy was mixed to weak, with repeated criticism that the robot did not ride close enough to walls.

Mess control had a notable caveat where one reviewer saw mopped-up substance later reappear on the floor.

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

Filter and accessory tracking was positive where the app tracked accessory wear well.

Filtration evidence was positive, with one reviewer noting dust was not being pushed back into the air.

The floorhead changes were viewed as meaningful improvements over earlier models.

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

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

Reviewers who discussed floor finish described floors as shiny, clean, or looking new after use.

Fresh liquid pickup performed well in the tomato-sauce test, where the mess was picked up without smearing.

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

The hair-removal channel was praised for reducing wrap, though it contributed to the carpet-agitation tradeoff.

Pet-hair pickup on carpets was praised in one test-panel summary.

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

Hair pickup on hard floors was strong in long-hair households.

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

Tangle resistance was one of the strongest areas, with reviewers repeatedly reporting little to no hair wrap.

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

Hard-floor dust and residue pickup was praised, with reviewers seeing exceptional or residue-free hard-floor results.

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

Large hard-floor debris intake was praised for pulling debris in quickly instead of scattering it.

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

Low-light operation was acceptable in one review, which reported rare issues running without lights.

The heating element was praised for keeping the mop cleaner longer through hot-water washing.

Innovation sentiment was positive, especially for the unique fragrance feature, cyclone system, and eufy’s broader experimentation.

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

Kid-friendliness sentiment was positive where reviewers valued sanitation and non-toxic cleaning around children.

Large debris handling was generally positive, with reviewers reporting strong pickup of heavier or everyday debris.

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

Low-profile design helped the robot fit under furniture and in tight spaces.

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

Maintenance requirements were generally low thanks to clean filters, self-emptying, and set-it-and-forget-it behavior.

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

Handling was praised in one review for smooth movement without jerky behavior.

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

Mapping and pathing were generally strong, especially for fast mapping and 3D navigation, though one obstacle-course run looked less streamlined.

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

Mop lifting was generally useful for carpet avoidance, though some reviewers noted possible light contact and wanted a cover.

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

Mopping performance was the S2’s most consistent strength, especially on hard floors, streak control, and daily messes.

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

Noise was a recurring caveat: reviewers did not call it unusable, but several noted it was louder than average or reached a high 81 dB on max suction.

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

Obstacle avoidance was broadly good but not perfect, with praise for pet waste, cords, and objects alongside misses on everyday clutter.

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

Odor control was the most split feature: some reviewers loved the scent system, while others barely noticed it during cleaning.

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

Ownership-cost sentiment was negative around fragrance refills, which one reviewer said were not worth buying.

Overall cleaning convenience was a major strength, with reviewers emphasizing reduced hands-on work and set-it-and-forget-it use.

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

Longevity sentiment centered on sustained performance over time rather than just day-one cleaning.

Overall opinion was positive but not universal: most reviewers called it excellent or flagship-level, while one framed it as strong but specialized.

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

Packaging and unboxing sentiment was positive in one review, which described the unboxing experience as unusually enjoyable.

Pet-focused evidence was mostly positive for hair handling and pet-waste avoidance, with one reviewer flagging a fake-poop obstacle miss before later passes avoided it.

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

Value sentiment was mixed: one reviewer found the price justified but higher than hoped, while another considered it in line with flagship models.

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

Privacy sentiment was positive for users who prefer no video monitoring.

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

Runtime was mixed because coverage varied widely and max suction reduced efficiency.

Sanitizing sentiment was positive, especially around electrolyzed water and cleaner-feeling floors for homes with kids or pets.

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 was repeatedly praised for keeping the roller clean and reducing dirty-water smearing.

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

Software support was viewed positively where reviewers saw frequent firmware updates and no observed suction decline, though some issues were still being fixed.

The liquid system was praised for cleaner floors and efficient water use.

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

Stair safety evidence was positive, with the robot navigating a stair edge without going over.

The station’s footprint drew mixed but mostly positive comments: reviewers liked the narrow/tower design, while one noted the taller dock uses more wall space.

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

Streaking and residue results were strong across several reviews, with repeated mentions of no visible streaks or residue.

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

Stuck resistance was mostly positive for thresholds and rugs, though one reviewer found custom threshold decisions slow and clunky.

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

Reviewers repeatedly praised the S2’s suction and airflow for strong pickup, sustained power, and confidence on debris-heavy cleaning, though not every carpet result matched the raw suction rating.

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.

Heavy-use suitability was supported by evidence of more than 20,000 square feet cleaned in testing.

Small-space suitability was praised for reaching tight spaces and fitting into narrower areas.

Reliability evidence was mixed, balancing app disconnections against praise for active firmware fixes.

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

Under-furniture pickup was praised where the lower profile let the robot slide under a bed.

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

Value-for-money was a weak spot in one critical review, which found better value in a lower-priced eufy option.

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

Versatility evidence was positive for combining vacuuming and mopping into one more consistent system.

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

Water-tank feedback was mixed: large tanks reduced attention, but dirty-water odor still required rinsing.

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

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