Average score
Coway Airmega Mighty AP-1512HH
4.0
Coway Airmega Mighty2 AP-1512N
4.1
child lock
Coway Airmega Mighty AP-1512HH
1.0
Child lock is a clear weakness because multiple reviewers explicitly criticized the missing child lock.
Coway Airmega Mighty2 AP-1512N
4.0
Child lock was mentioned as one of the convenient manual-control features.
sleep mode
Coway Airmega Mighty AP-1512HH
2.5
Sleep-mode evidence is weak for the standard model, with one review noting it lacks sleep mode even though low speed may be quiet enough for some users.
Coway Airmega Mighty2 AP-1512N
4.5
Sleep mode was praised for automatic dark-room behavior and for putting itself to sleep repeatedly in smart mode.
VOC reduction
Coway Airmega Mighty AP-1512HH
2.0
VOC reduction is a weak point in the evidence, tied to reviewers criticizing the treated or impregnated carbon design as less capable than more serious activated-charcoal filters.
Coway Airmega Mighty2 AP-1512N
4.0
VOC-related evidence was limited to Breathe Quality's gas-removal assessment of the combined filter.
smart features
Coway Airmega Mighty AP-1512HH
2.4
Smart features are mixed by version: the standard AP-1512HH is criticized as basic, while the smart-enabled variant receives praise for connectivity and monitoring.
Coway Airmega Mighty2 AP-1512N
4.3
Smart features were useful despite no app, especially the sensor-driven modes and real-time air insight.
portability
Coway Airmega Mighty AP-1512HH
3.6
Portability is mixed: some reviewers found it easy to carry, while others thought moving it between rooms was awkward or heavier than expected.
Coway Airmega Mighty2 AP-1512N
2.0
Portability was weak because the unit lacks wheels and was described as an awkward square shape to move.
power consumption
Coway Airmega Mighty AP-1512HH
3.4
Power consumption evidence follows the same split, with some tests showing very low auto-mode draw and others criticizing high-speed power use.
Coway Airmega Mighty2 AP-1512N
5.0
Power consumption was praised as very low at 56 watts in the Breathe Quality review.
PM2.5 detection
Coway Airmega Mighty AP-1512HH
3.3
PM2.5 evidence is split: one review praised PM2.5 detection, while a long-term update criticized the standard model for lacking a PM2.5 display.
Coway Airmega Mighty2 AP-1512N
4.8
PM2.5 detection was praised when checked against another sensor and when it gave the reviewer confidence that small smoke and odor particles were being filtered.
voice assistant compatibility
Coway Airmega Mighty AP-1512HH
2.5
Voice assistant support is mixed: one smart-variant review found Alexa/Google commands useful but basic, while another standard-model review wished it had that support.
Coway Airmega Mighty2 AP-1512N
1.0
Voice assistant compatibility was a weakness because CNET explicitly noted the lack of voice assistant support.
filter life
Coway Airmega Mighty AP-1512HH
3.6
Filter life is generally acceptable or good, but reviewers noted schedule complexity because carbon and HEPA filters follow different replacement intervals.
Coway Airmega Mighty2 AP-1512N
5.0
Filter life was praised in WIRED because the Mighty2 filters last a year and twice as long as the previous model's filters.
activated carbon filter
Coway Airmega Mighty AP-1512HH
2.3
The activated carbon filter is the most consistent filtration weakness: reviewers repeatedly noted it is mesh, fabric, or treated carbon rather than higher-performing pelleted carbon.
Coway Airmega Mighty2 AP-1512N
3.5
Evidence was mixed: one reviewer disliked replacing combined carbon and HEPA filters together, while another credited the filter with odor, smell, and gas removal.
noise level
Coway Airmega Mighty AP-1512HH
3.6
Noise is the most divided attribute: low settings are often quiet, but high speed is repeatedly described as loud, frustrating, or above several competitors.
Coway Airmega Mighty2 AP-1512N
4.8
Noise level was one of the strongest areas, with reviewers repeatedly calling it nearly silent, virtually undetectable, or very quiet.
true HEPA filter
Coway Airmega Mighty AP-1512HH
4.7
True HEPA evidence is positive where reviewers described certified True HEPA doing the main cleaning work or saw the filter protect the inside of the unit.
Coway Airmega Mighty2 AP-1512N
3.5
True HEPA evidence came from Breathe Quality's particle-capture result, though that same review said competing purifiers performed better.
HEPA filtration
Coway Airmega Mighty AP-1512HH
4.4
HEPA filtration receives strong marks, with reviewers emphasizing the all-important HEPA layer, fine-particle capture, and long-term evidence of an effective HEPA filter.
Coway Airmega Mighty2 AP-1512N
3.5
HEPA filtration was supported by Breathe Quality's particle-capture test, but that review still placed the result behind several competitors.
maintenance ease
Coway Airmega Mighty AP-1512HH
3.9
Maintenance is mixed: many reviewers found setup, cleaning, and indicators straightforward, but some criticized filter schedules or deeper cleaning as inconvenient.
Coway Airmega Mighty2 AP-1512N
4.8
Maintenance ease was consistently strong, with filters and pre-filters described as easy to remove, clean, vacuum, and reinstall.
odor reduction
Coway Airmega Mighty AP-1512HH
3.2
Odor opinions are mixed: some home tests praised odor removal, but several reviewers criticized the carbon filter as weaker than pelleted-carbon competitors.
Coway Airmega Mighty2 AP-1512N
4.0
Odor reduction evidence was positive but not deeply tested; reviewers cited a substantial difference around smoke, pets, and gas/odor filtration.
app connectivity
Coway Airmega Mighty AP-1512HH
2.0
App connectivity is mostly a limitation on the standard model, though reviews of the smart variant praised app control while noting 2.4GHz Wi-Fi setup constraints.
Coway Airmega Mighty2 AP-1512N
1.3
App connectivity was a clear weakness because reviewers repeatedly noted the absence of an app, Wi-Fi connectivity, or remote connected control.
value for money
Coway Airmega Mighty AP-1512HH
4.3
Value for money is broadly positive because reviewers praise performance, low filter costs, and sale pricing, though several warn newer models may now offer better value.
Coway Airmega Mighty2 AP-1512N
3.8
Value was mixed-to-positive: reviewers liked the capability for the price, but CNET and Breathe Quality noted cheaper or stronger rivals.
display readability
Coway Airmega Mighty AP-1512HH
3.4
Display readability is mixed: reviewers liked the simple interface or useful indicator, but others found the indicator hard to see from some angles or lights hard to disable.
Coway Airmega Mighty2 AP-1512N
3.8
Display feedback was mixed: one reviewer found the touchscreen dim, while others liked instant air-quality readability and numerical indicators.
real-time air quality monitoring
Coway Airmega Mighty AP-1512HH
4.3
Real-time air quality monitoring is a major usability strength across reviews, whether through color indicators, app charts on the smart variant, or instant feedback.
Coway Airmega Mighty2 AP-1512N
4.8
Real-time monitoring was a major strength, giving reviewers peace of mind and a better understanding of their indoor air.
energy efficiency
Coway Airmega Mighty AP-1512HH
3.9
Energy efficiency is sharply split: several reviews praised eco/auto savings and low measured consumption, while others found the unit power-hungry at top speed.
Coway Airmega Mighty2 AP-1512N
4.3
Energy efficiency evidence was positive, tied to sensor-driven operation and a claimed energy-saving Eco mode.
indicator lights
Coway Airmega Mighty AP-1512HH
3.2
Indicator lights are useful for quick air-quality feedback, but bedroom use creates complaints when lights stay bright or cannot be easily disabled.
Coway Airmega Mighty2 AP-1512N
3.5
Indicator-light feedback was split between confusing color coding and easier instant readability with numerical or color-coded indicators.
room coverage
Coway Airmega Mighty AP-1512HH
4.1
Room coverage is generally viewed as good for medium rooms, bedrooms, offices, and living spaces, though one review noted 361 square feet is not huge.
Coway Airmega Mighty2 AP-1512N
3.8
Room coverage was mixed: reviewers saw strong apartment or bedroom results, while Breathe Quality considered the 1,800-square-foot claim overly optimistic.
air purification performance
Coway Airmega Mighty AP-1512HH
4.7
Reviewers consistently found the AP-1512HH effective at cleaning air, with repeated praise for lab results, home use, and long-term performance; one HouseFresh-style take called it more dated than newer rivals.
Coway Airmega Mighty2 AP-1512N
4.4
Reviewers generally found purification strong, with fast real-world improvements and smoke or particle clearing, though one lab-style review called the result merely decent.
scheduling options
Coway Airmega Mighty AP-1512HH
4.0
Scheduling evidence is positive where available through the app, with reviewers finding schedule setup useful and editing/deleting schedules easy.
Coway Airmega Mighty2 AP-1512N
4.3
Scheduling options were useful where tested, with the timer working as expected and being grouped with convenient manual controls.
washable pre-filter
Coway Airmega Mighty AP-1512HH
4.5
The washable pre-filter is praised for extending filter life and simplifying upkeep, with reviewers valuing the ability to clean rather than replace it.
Coway Airmega Mighty2 AP-1512N
4.3
The washable pre-filter was praised as practical, vacuumable, and simple to clean.
air quality sensor accuracy
Coway Airmega Mighty AP-1512HH
4.3
Air quality sensor evidence is mostly positive, with reviewers praising sensitivity, responsiveness, PM2.5 detection, and real-world triggers, though one saw cooking trigger a false alarm.
Coway Airmega Mighty2 AP-1512N
4.5
Sensor accuracy was strong where tested, with one reviewer checking it against a separate AQI sensor and another saying it improved Auto mode precision.
size and footprint
Coway Airmega Mighty AP-1512HH
4.0
Size and footprint are mostly positive for compact placement, though some reviewers called it bulky or too large/loud for small apartments.
Coway Airmega Mighty2 AP-1512N
3.8
The footprint was generally compact and living-room friendly, but one reviewer found the square body awkward and another noted it is wider than a small purifier.
filter replacement cost
Coway Airmega Mighty AP-1512HH
3.9
Filter replacement cost is mostly viewed favorably thanks to low or reasonable OEM/third-party costs, though a few reviewers still found replacements pricey.
Coway Airmega Mighty2 AP-1512N
3.7
Filter cost feedback was mixed: longer filter life could offset the price, but combined HEPA/carbon replacement and the higher replacement price added caveats.
filter stages
Coway Airmega Mighty AP-1512HH
4.2
The multi-stage filtration setup is viewed favorably overall, with reviewers calling it comprehensive, generously sized, or giving the unit an edge.
Coway Airmega Mighty2 AP-1512N
4.0
Filter-stage design was mixed-to-positive, with larger/all-in-one filters seen as practical but combined HEPA/carbon replacement disliked by one reviewer.
pre-filter quality
Coway Airmega Mighty AP-1512HH
4.4
Pre-filter quality is praised for being removable, practical, and protective of the HEPA filter, especially in dust, pet hair, and maintenance contexts.
Coway Airmega Mighty2 AP-1512N
4.3
Pre-filter quality was positive, with reviewers finding the washable or vacuumable pre-filter practical for pet-heavy homes.
dust removal
Coway Airmega Mighty AP-1512HH
4.7
Dust removal is praised in both lab-style and long-term use, with reviewers noting dust was tackled well and floating dust dropped during real-world operation.
Coway Airmega Mighty2 AP-1512N
4.5
Dust removal was praised in pet and litter-box settings, with reviewers seeing less residual litter dust and less dust around the litter area.
reliability
Coway Airmega Mighty AP-1512HH
4.6
Reliability is a major strength, supported by long-term updates, power-failure recovery, smooth motor operation, and several years without breakdown.
Coway Airmega Mighty2 AP-1512N
4.5
Reliability evidence was positive but limited, with features working as expected and particle levels staying low during testing.
particle removal effectiveness
Coway Airmega Mighty AP-1512HH
4.5
Particle-removal evidence is strong, including 70%+ early pollutant reduction, 85% particulate removal in one test, and top-tier box or room performance in several reviews.
Coway Airmega Mighty2 AP-1512N
4.4
Particle removal was strongly supported by quick PM reductions and smoke clearing, though one review called the measured capture rate decent rather than best-in-class.
auto mode performance
Coway Airmega Mighty AP-1512HH
4.3
Auto mode is repeatedly praised for hands-free operation and responsive fan changes, though one review cautioned the sensor area must be kept clean.
Coway Airmega Mighty2 AP-1512N
4.3
Auto mode earned positive marks for adjusting fan speed with little intervention and responding more precisely to changing air quality.
CADR rating
Coway Airmega Mighty AP-1512HH
4.2
CADR evidence is favorable for the size and price, with reviewers calling its ratings solid, strong, or impressive for a compact purifier.
Coway Airmega Mighty2 AP-1512N
4.3
CADR evidence was positive for bedroom-scale use and similar to other Mighty models, though not presented as a dramatic class-leading jump.
pet dander removal
Coway Airmega Mighty AP-1512HH
4.4
Pet-related particle evidence is positive, especially where reviewers mentioned pet dander, pet hair, or reduced pet-hair allergy symptoms in home use.
Coway Airmega Mighty2 AP-1512N
4.5
Pet dander removal was supported by one reviewer's report of reduced dander during shedding season.
design and appearance
Coway Airmega Mighty AP-1512HH
4.0
Design opinions are highly subjective: many liked the compact, quirky, handsome, or gorgeous look, while others disliked the glossy plastic, dated styling, or fingerprints.
Coway Airmega Mighty2 AP-1512N
4.0
Design was mostly praised as modern, stylish, and less prone to collecting fur, though one review called the redesign subtle rather than revolutionary.
smoke removal
Coway Airmega Mighty AP-1512HH
4.5
Smoke performance is generally strong in tests, with praise for heavy-pollution handling, smoke-box results, and match/incense particle removal.
Coway Airmega Mighty2 AP-1512N
4.5
Smoke removal was strong in WIRED's smoke test and CNET's apartment smoke context, with fast clearing and adequate filtration reported.
allergen reduction
Coway Airmega Mighty AP-1512HH
4.5
Allergen reduction is one of the clearest positives, with reviewers connecting the purifier to pollen/allergen capture, sneezing relief, asthma/allergy help, and pet-allergy improvement.
Coway Airmega Mighty2 AP-1512N
4.5
Allergen-related evidence was limited but positive, centered on reduced pet dander during shedding season.
air changes per hour
Coway Airmega Mighty AP-1512HH
4.0
Air-change evidence is limited but supportive, with one review calling the 4.8 air changes per hour an industry-standard result.
Coway Airmega Mighty2 AP-1512N
4.0
Air changes were praised in smaller spaces and versus the Core 300, but Breathe Quality warned the 1,800-square-foot claim drops to only one exchange per hour.
build quality
Coway Airmega Mighty AP-1512HH
4.5
Build quality evidence is positive but limited, with reviewers describing the plastic and body as sturdy or excellent quality.
Coway Airmega Mighty2 AP-1512NNo score yet
durability
Coway Airmega Mighty AP-1512HH
5.0
Durability evidence is strong in long-term owner reviews, especially motor consistency and a unit still working after several years.
Coway Airmega Mighty2 AP-1512NNo score yet
fan speed options
Coway Airmega Mighty AP-1512HH
4.2
Fan-speed options are considered useful, with reviewers praising customization, power-setting flexibility, and the variable fan-speed setup.
Coway Airmega Mighty2 AP-1512NNo score yet
filter availability
Coway Airmega Mighty AP-1512HH
3.7
Filter availability is mixed: some reviewers praised broad generic or third-party availability, while one noted difficulty tracking replacements down.
Coway Airmega Mighty2 AP-1512NNo score yet
handle design
Coway Airmega Mighty AP-1512HH
3.7
Handle design is mixed-to-positive, with praise for the deep handle but criticism that the unit can still feel difficult to lug around.
Coway Airmega Mighty2 AP-1512NNo score yet
mold spore reduction
Coway Airmega Mighty AP-1512HH
4.2
Mold-spore evidence is limited but positive, appearing where the True HEPA system was credited with trapping mold along with pollen.
Coway Airmega Mighty2 AP-1512NNo score yet
ozone-free operation
Coway Airmega Mighty AP-1512HH
3.5
Ozone evidence is mixed but generally reassuring: the ionizer can emit ozone, yet reviewers described measured or cited amounts as low or below limits.
Coway Airmega Mighty2 AP-1512NNo score yet
pollen removal
Coway Airmega Mighty AP-1512HH
4.7
Pollen performance is a repeated strength, with reviewers calling it fantastic for pollen/allergens and noting springtime and long-term pollen reduction.
Coway Airmega Mighty2 AP-1512NNo score yet
safety certifications
Coway Airmega Mighty AP-1512HH
4.0
Safety-certification evidence is limited to ozone/regulatory discussion, where the reviewer reported the product passed relevant ozone regulation.
Coway Airmega Mighty2 AP-1512NNo score yet
Wi-Fi reliability
Coway Airmega Mighty AP-1512HH
4.5
Wi-Fi reliability evidence is limited but positive, with the smart-variant review reporting no wireless trouble in testing.
Coway Airmega Mighty2 AP-1512NNo score yet