Compare Roborock Saros Z70 Robot Vacuum and Mop vs roborock Qrevo Curv 2 Flow Robot Vacuum

The internal robot bin is a repeated weakness because it is very small, though the dock bag helps reduce manual emptying.

The onboard bin and dock emptying earned positive marks, with a larger dustbin and trouble-free dock emptying noted.

Crevice pickup receives negative evidence from Vacuum Wars, which called the Z70's crevice test result subpar.

Crevice or groove pickup had limited but positive evidence from effective cleaning of stubborn floor gaps.

The redesigned floorhead/brush is criticized by Gizmodo for cleaning worse than previous split-brush Roborock designs.

Floorhead design scored highly where the dual-roller and DuoDivide layout reduced tangles and performed well in practice.

Scratch resistance is a concern from one review that saw paint transfer and marks after wall contact.

Scratch resistance had limited but positive evidence from a reviewer who saw no scratching near wood edges.

Under-furniture pickup benefits from the low body, with the robot sliding easily under sofas, sideboards, and beds.

Under-furniture pickup was limited by the robot's height, which restricted access under furniture.

Area rug handling is mixed: one review flagged serious trouble on speckled carpet, while other carpet and rug comments were more positive.

Area rug and mixed-surface handling was mostly positive, especially where the carpet shield and rug traversal worked.

The low-profile body is consistently praised for reaching under furniture and fitting into tighter spaces than tower-style robots.

Low-profile design was a weakness because several reviewers found the robot tall enough to limit under-furniture access.

Storage footprint is a weakness because the full-service dock is repeatedly described as large and space-hungry.

The dock was praised as compact and convenient, supporting a positive storage-footprint score.

Value-for-money is weak because the review evidence says cheaper models may offer better practical results.

Value-for-money was generally positive at sale or sub-flagship pricing, though it still sits in a premium category.

Water tank evidence is negative from CNET, which called the tank too small despite the dock's refill system.

Water tank feedback was mostly positive for ease of use, but the small onboard dirty-water tank requires cleaning after mopping.

Price and value are the dominant negatives because reviewers repeatedly call the Z70 expensive and hard to justify while the arm remains unreliable.

Value was mixed: several reviewers saw strong value versus flagship pricing, while others still considered it expensive.

Carpet hair pickup is a repeated weak point, especially for flattened or embedded pet hair in rugs and thicker carpet.

Carpet hair pickup was mixed, with some reviewers praising results and others finding dense-carpet fur left behind.

The heating element is a positive where it affects mop washing and drying, keeping pads from turning musty between cleans.

Heating performance drew a negative note from one reviewer who felt the heater implementation wasted electricity.

Packaging quality is a negative because one reviewer found the unboxing/build unusually bulky and time-consuming.

Packaging received a positive but limited mention for being protective without feeling excessive.

Reviewers who tested thresholds were strongly positive, saying the chassis lift helped the Z70 cross raised thresholds or rugs without getting stuck.

Threshold handling was mixed, from easy 1 cm step crossing to criticism that advanced chassis lift was removed or limited.

Hair-wrap resistance is mixed: several reviewers found tangles or failed anti-wrap claims, while others saw little long-hair buildup.

Hair-wrap resistance was usually excellent, though one reviewer found longer strands were not fully tangle-free.

Noise is a positive in the review evidence, with quiet operation and low measured noise that sometimes faded into the background.

Noise was acceptable for scheduled cleaning in some homes, but reviewers noted louder maximum suction and dock/drying sounds.

The included sorting box/accessory is treated as simple to assemble, but accessory evidence is limited to setup utility rather than cleaning impact.

Included extras were underwhelming; reviewers noted minimalist contents and disappointment over the lack of extra bags, filters, or solution.

Medium-pile or deep-carpet pickup is split, with Vacuum Wars finding below-average embedded debris results while other testing reported strong sand pickup.

Medium-pile carpet pickup was generally strong, with above-average or very strong carpet-cleaning results reported.

Heavy-duty suitability is limited: the Z70 handles routine maintenance well but does not replace deep manual cleaning for heavy sticky messes.

Heavy-duty suitability had limited positive support from one reviewer calling components heavy duty.

Dock reliability is mixed: reviewers praise the hands-off dock, but several encountered malfunction, replacement, or reliability issues.

Docking and auto-empty reliability was positive, with reliable returns, ergonomic dock design, and premium dock automation noted.

Software-update support is uncertain: reviewers expect or report some improvements, but also say updates had not solved the core arm issues.

One reviewer noted an early firmware update positively, supporting limited evidence of ongoing software support.

Suction and airflow are divided: official suction is high and some reviewers trust carpet cleaning, while measured intake and sand-carpet results disappoint.

Reviewers generally found real-world pickup strong, especially on hard floors and carpets, though one lab review measured unimpressive bench airflow and suction.

Corner cleaning is mostly praised thanks to the extending brush and mop pad, though one review found it failed to get as close to corners as expected.

Corner cleaning remained a repeated limitation because the round body and non-extending side brush missed tight corners.

The liquid and detergent system is viewed positively for hot-water detergent cleaning and a fresh scent, with some water-tank caveats elsewhere.

The liquid system was praised for direct tank dosing and fresh-water mopping, but multiple reviewers disliked the lack of automatic detergent dispensing.

Setup ranges from intuitive and simple in some tests to connectivity issues or a longer-than-average first setup in others.

Setup and pairing were consistently described as simple or quick across multiple reviewers.

Controls are usable but not seamless: the app is often quicker than voice control, while built-in voice commands require precise phrasing.

The Roborock app and controls were widely praised for power and customization, though some reviewers found settings buried or initially daunting.

Large or awkward debris can cause problems, with one review reporting debris pinned under the brush and stopping the roller.

Clogging evidence was mixed-to-negative, with reviewers reporting clumped hair or a partially clogged dust inlet.

Dock noise is supported positively by one review that found emptying and maximum-suction noise quieter than handheld vacuums.

Dock noise was mixed, with one reviewer appreciating a low hum and others finding drying or dock noise too loud.

Emptying and mess control are positive overall because the dock bag compensates for the tiny internal bin and lasts weeks.

Wet-mess control had positive evidence from a reviewer who said the mop did not push liquid around.

Kid-friendliness is supported mainly by one reviewer who saw the first-generation arm as useful for homes with small children, with expectations managed.

Kid-friendliness was supported by one family-home review where daily cleaning stayed useful with young children.

Large debris handling is a weak point in several tests where cereal, Cheerios, or hard debris caused missed pickup or brush trouble.

Large debris handling was mixed because one reviewer saw strong cereal and litter pickup but trouble with dock extraction of larger debris.

Odor control is positive overall through washed and dried mop pads, though one sticky mustard test left a lingering odor.

Odor control received positive support from hot-air drying and mold/odor prevention after mop washing.

Overall opinion is mixed: reviewers respect the innovation and cleaning abilities, but most temper that with concerns about price, arm reliability, or cleaning fundamentals.

Overall sentiment was positive but not unanimous: many praised the robot, while lab-style testing raised concerns about mopping consistency and value.

Comparative performance is generally unfavorable on value and fundamentals, as multiple reviewers prefer cheaper or stronger alternatives.

Comparative performance was mixed, with reviewers positioning it as strong value or a hard-floor specialist while some earlier Curv models remained more balanced.

Pet-ready evidence is mixed: reviewers like pet recognition or camera features, but pet-hair pickup is not consistently strong.

Pet suitability was supported by strong hair handling and pet-focused use cases, with reviewers calling it a good option for homes with pets.

Edge and baseboard cleaning is a strength in positive hands-on reviews, especially where the extending mop and side brush reached close to boundaries.

Edge and baseboard cleaning was mixed: the extending roller reached close to edges, but corners, quarter-round molding, and some edge cases remained weak.

High-pile or thicker carpet evidence is weak, with one review saying the Z70 struggled with embedded hair in rugs and thicker carpet.

High-pile or dense carpet performance was weaker, with reviewers saying thick carpet or dense fibers reduced hair and debris pickup.

Dirty-water sensing is praised in the one review that discussed it, especially for triggering remopping after dirtier mop-water readings.

Dirty-water sensing and remopping received positive but limited evidence when reviewers saw the robot return for additional cleaning.

Hard-floor hair pickup is more favorable, with one review saying it grabbed surface fur easily.

Hair pickup on hard floors scored strongly, especially for pet fur and fluff on tile or hard flooring.

Privacy controls receive limited but positive support from one reviewer who felt comfortable with its standards-backed cameras in the home.

Privacy controls were positively described, with camera use requiring permission or privacy-first controls highlighted.

Mapping and navigation are polarized: many reviewers call the maps accurate or stellar, while others find navigation merely average or buggy.

Mapping and pathing were a major strength, with efficient LiDAR navigation and strong route planning reported across many reviews.

General ease of use is positive where scored, especially for straightforward setup and day-to-day app control.

Ease of use was a strength, with reviewers highlighting easy part removal, minimal effort, and practical daily cleaning.

Stuck resistance is positive in one PCMag home test, though other attributes note arm-related rescues and obstacle problems.

Stuck resistance was mostly strong, with several reviewers reporting few or no failed sessions, though cords and small objects could still cause trouble.

Obstacle avoidance is one of the most mixed attributes: lab scores were excellent, but several home tests found carpet, cord, or object failures.

Obstacle avoidance was one of the most mixed areas, ranging from admirable or fantastic results to failures with cords, small objects, and carpet tests.

The Roborock app, mapping controls, routines, and automation are generally praised, but some reviewers found the settings dense or the voice assistant rigid.

Smart automation was useful and flexible, but AI cleaning and dirt detection were inconsistent in some tests.

Hard-floor large debris handling is inconsistent, ranging from excellent cereal pickup in one review to Cheerios or cereal problems in others.

Hard-floor large debris intake was strong for Cheerios, litter, and similar debris in several tests.

The design earns praise for a sleek, modern look, though style is not the main reason reviewers recommend or criticize it.

Design impressions were strongly positive, with reviewers calling the robot and dock attractive, cute, and easy to place visually in a home.

Build impressions are positive where discussed, with the robot described as robust enough not to feel flimsy.

Build quality was mixed, with one reviewer noting heavy-duty components but also substantial plastic use.

The active hair-removal system drew criticism where reviewed because the Z70 still showed tangled hair despite the new system.

Hair-removal channel issues had negative support from dust and hair clumping around the mop area.

Small-space suitability is mixed because the robot is slim, but the dock demands a large footprint.

Small-space suitability was limited because one reviewer felt the robot may be overkill for smaller homes.

Support and reliability are mixed; customer support was described as good but slow, and one unit needed replacement.

One reviewer gave Roborock's after-sales service a positive reliability mention.

Runtime is generally adequate or strong for many homes, though not always as strong as sibling or competitor models.

Runtime was mixed: one reviewer criticized battery life, while others measured strong coverage or acceptable area per charge.

Mop lifting and mop detachment are well regarded for keeping carpets dry and preventing wet pads from dragging across carpet.

Mop lifting and shielding were widely praised for keeping carpets dry, though one review caught a carpet-recognition failure.

The self-cleaning cycle is praised for reducing mop and dock maintenance and making cleaning upkeep easier.

Self-cleaning was generally praised; reviewers found the mop/roller clean after dock cycles and fresh-water operation effective.

The Z70 is widely recognized as innovative and first-generation, with reviewers praising the robotic-arm concept even when practical execution falls short.

Innovation scored strongly because reviewers saw the roller mop and software-hardware integration as a meaningful step forward for Roborock.

Dried-on and sticky stain performance is mixed, with excellent Vacuum Wars results but weaker jelly, ketchup, and mustard outcomes elsewhere.

Dried-on stain removal was highly divided, ranging from very poor standardized stain results to strong real-world ketchup or coffee cleanup after extra passes.

Residue and streaking evidence is mixed, with daily mopping sometimes leaving no visible streaks but sticky stain tests leaving residue.

Residue and streaking were polarizing: some reviewers saw clean, streak-free floors, while others reported uneven wetting and visible streaks.

Battery and charging are mixed: some testing found above-average or adequate endurance, while other reviewers said the Z70 runs shorter than similar Saros models.

Battery and charging were a weak point in one standardized review, which cited battery efficiency as a drawback.

Floor drying is a clear positive, with low residual water and fast walkable drying after mopping.

Floor or mop drying performed well in some tests, but drying noise was a caveat.

Hard-floor fine debris pickup is one of the stronger cleaning areas, with several tests praising sand, flour, sugar, or powdered mess pickup.

Hard-floor fine dust pickup was strong in home testing, with reviewers praising dust, dirt, and cat-fur cleanup.

Low-pile carpet evidence is positive, with reviewers reporting respectable measured pickup and performance comparable to named competitors.

Low-pile carpet pickup had limited positive evidence from one review that grouped short-pile carpets with good suction results.

Floor shine is positively supported by one review that found a uniform shine with no visible streaking in daily mopping.

Floor shine and finish were positive, with reviewers describing hardwood and tile floors as clean, shiny, or pleasant after cleaning.

Overall cleaning convenience is a major positive when the robot is used as a scheduled cleaner rather than as a dependable tidying arm.

Cleaning convenience was a major strength, with reviewers describing major time savings and much less hands-on effort.

Maintenance is a strength overall because the dock handles many routine chores, although hair removal still requires occasional intervention.

Maintenance was generally easy thanks to removable rollers, trays, tanks, and simple cleaning access.

Mopping performance is generally strong for routine cleaning, but heavy sticky stains and some streaking/dripping complaints create a tradeoff.

Mopping performance was the most debated attribute: many home reviewers loved it, while standardized tests found poor dried-stain and water-distribution results.

Edge-following accuracy is supported by one mopping test showing the extending mop pad reaching right next to the wall.

Edge-following accuracy had limited positive evidence where edge mopping worked as expected along furniture and flat baseboards.

Maneuverability is praised where discussed, especially for moving around furniture and obstacles with few rescues.

Maneuverability was strong in one home where the robot crossed a kitchen step without repeated intervention.

Versatility is strong in feature breadth, with self-emptying, mopping, camera patrol, app routines, and arm controls all contributing.

Versatility scored well where mixed flooring was handled accurately by floor type.

Child lock evidence is limited but positive, with one reviewer confirming the safety control worked when the arm got into trouble.

Cord management evidence was limited and negative, with one reviewer wishing the dock had built-in cable management.

Energy use drew a caveat from Notebookcheck, which found it somewhat more energy-hungry than a related model.

Fresh liquid pickup was one of the stronger mopping use cases, with reviewers praising cleanup of spills and wet messes.

The mechanical arm drives the most criticism: reviewers like the innovation but repeatedly find it slow, limited, unreliable, or novelty-like.

Ownership cost evidence was negative-to-mixed because one reviewer highlighted the need to buy dustbags and detergent.

Sanitizing performance is supported positively by hot-water washing and mop-pad drying described as more sanitary.

Surface safety with attachments is positive where reviewed, with the arm carrying objects without damaging them.

Tool-change simplicity is positive where discussed, with the roller described as easy to remove and replace.

Weight is positive for the robot itself, which one reviewer found easy to lift and carry between floors.

Wool carpet compatibility had limited negative evidence from clumps left on a new wool carpet.