Verdict

Levoit ’s Core 300S combine reasonable air - sanctify mogul with overbold control in an attractive machine . Its HEPA filter can scrub particulates , pollen and VOCs from the atmosphere in intermediate - sized rooms , while an onboard particulates sensor help oneself it adjust dynamically to changing air timber . It ’s an ideal purifier for people who require a little more control and carrying into action , but prefer for a purifier with more sensors if you want a purifier that will react to more allergens .

Key Features

Pros

Cons

Introduction

Levoit ’s Core 300S melodic phrase purifier is design to scavenge the air in a medium sized room . It ’s moderately powerful , but its neat aim and low noise imply it wo n’t trespass unless it ’s working hard . combine a HEPA filter , a PM2.5 varan , and smart control , it supply canonic air quality information with utilitarian features such as programing and voice restraint .

Design and features

The Core 300S is a step or two up from the sort of entry - layer purifiers designed for small rooms . At 37 cm tall and 22 cm in diam it ’s perhaps a bit bulky for smaller bedrooms , but absolutely suited to honest - sized living or dining room . Levoit say it has a clean atmosphere delivery charge per unit ( CADR ) of 240 three-dimensional metres per hour , think of that on paper it ’ll clean all the air in a five m straight room every 15 minutes .

The C300S is a cylindric purifier . Its horizontally mount fan draws melody in via vent-hole around the entire circumference of its home . There it flux through a gravid HEPA filter that should remove dust , pollen , mould spore , particulates , and at least 99.97 % of aerosol of 0.3 µm diameter . Finally , clean airwave muck up in a diffuse pattern from the top .

Levoit say this purifier ’s filter should last for around six to eight months , but our long - terminus trial showed it ’s quite possible it could go longer . After five month I ’d notch up 1,400 hour of accumulative running , yet the VeSync app reported 67 % filter life sentence still remaining . you could help stretch out the filter life by slay it and vacuuming the exterior once a month – highly recommended if your family is as dusty and Arabian tea - filled as mine . A young filter costs £ 30 .

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you’re able to ensure this purifier via a large black touch panel in the centre of the atmosphere outlet blowhole . Here you may dial up one of its three main fan configurations , choose the extremist - quiet sleep way , or rig a shut down timer in hourly increments up to 12 hour .

Unlike many low-priced tune purifier , the Core 300S has a detector that detects the PM2.5 compactness in the melodic line . These particles , which have a diameter of less than 2.5 µm , are associate with an increase peril of nerve and lung disease , and may make or aggravate respiratory conditions including asthma attack . There ’s a blue light ring to indicate very miserable levels , changing to green if level are higher but still ‘ unspoilt ’ . The Core 300S bespeak moderate particulate matter level with an gold anchor ring , switching to red when melodic line quality is downright bad .

It ’s utilitarian to have this quick indicant of particulate levels in your home , but even more utile to have this purifier ’s auto modality , which steps up the sports fan speed when they go up . That said , the Core 300S does n’t notice other particle categories , gases such as atomic number 6 dioxide , or volatile organic compound . If you want comprehensive atmosphere lineament monitoring , you ’ll either need to pay more for a high - end smart purifier like theDyson Purifier Hot+Cool Formaldehyde , or corrupt a dedicated monitoring machine .

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The Core 300S adds economic value with sassy features , enable via a link to your Wi - Fi meshwork . you may use the VeSync app to create daily schedule , for representative , or rest timers accurate to the minute . It also supports Alexa and the Google Assistant , so you’re able to use childlike vox commands to rig the purifier running or adjust its speed .

However , while I antecedently had no issues adding Levoit ’s Core C200 purifier to my test connection , the C300 was at first loath to get together , offering only an intermittent link . thing better once I incapacitate WPA3 encoding on my router , which had caused a standardised issue on a late trial . Once I ’d establish an available microcode update , the link give no further issues , even with WPA3 reactivated .

This bug aside , I was impressed with VeSync , which makes it well-off to update and control Levoit purifiers . It ’s responsive and straightforward , using pleasing , unobtrusive animation to enhance the exploiter experience .

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Performance

two-fold - check the figures , and the Core 300S is n’t quite as brawny as it looks . Although it ’s not small , its 240m3CADR is n’t particularly high-pitched . Indeed , its 20m2recommended range is only three square metres higher than Levoit ’s Core C200S , which be half as much .

These numbers are only a guide , however , and the Core 300S performed jolly well in our demand smoke test . Here we fill a pocket-size room with particulates from a smoke pellet , which sends our PM2.5 meter off the scale . Then we set the purifier to motorcar and time how long it take up to make the air breathable again .

The Levoit Core 300S had particulate back down to a ‘ restrained ’ spirit level ( below 101 micrograms per cubic metre ( μg / m3 ) ) within 12 minutes . After 14 minute the air quality was ‘ dependable ’ ( less than 51μg / m3 ) . While that ’s twice as long as the most powerful aura purifier we ’ve tested , it ’s still a decent performance , exhibit that this purifier is perfectly capable of sell with less extreme quotidian demands .

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Fortunately , it wo n’t make a lot of illegitimate enterprise in the process . I measured a fairly detectable 54dB with the Core 300S running flat out , but in sleep mode this fell to a whisper quiet 20dB. localize the purifier in Auto and it ’ll choose this fan stop number when contaminants are very low , so most of the time you ’ll scarce hear it . You probably wo n’t notice its impingement on your electrical energy placard either , it uses just 2W in eternal rest modal value , rising to a tip of 19W at full power .

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Should you buy it?

The Levoit Core 300S commingle nice carrying into action with well chosen features , at a reasonable price

This is n’t a very knock-down gentle wind purifier , and it ’s not suited for hoi polloi who need comprehensive air travel quality data

Final Thoughts

The Levoit Core 300S is n’t idealistic for self-aggrandizing rooms , and it wo n’t ply detailed air timbre data for those managing a wellness experimental condition . However , its wise features give it the sharpness over cheaper twist , allowing much rich ascendency . Its PM2.5 sensor dish out as a cracking airwave quality indicator , too , and allows it to provide a useful auto modality . If that ’s all you need , it ’s a brilliant addition to a medium - sized reception room or sleeping room . If you want more , you ’ll want to pay more and corrupt more of the more fully - featured models from ourbest air purifierlist .

Trusted Score

How we test

Unlike other site , we prove every air purifier we review exhaustively over an elongated period of clip . We use industry received tests to liken features properly . We ’ll always narrate you what we observe . We never , ever , accept money to review a product .

Find out more about how we test in ourethics insurance policy .

FAQs

Yes and no . It has a PM2.5 particulates detector , so in Auto mode it should react to smoke or dealings pollutant by stepping up its speeding . It ca n’t detect other common pollutants , though – it wo n’t mechanically speed up to deal with rising VOCs if you ’re painting , for example .

Yes . You demand to link the VeSync app with Amazon Alexa or Google Home , after which you could give it interpreter commands via a phone or other compatible gadget .

The Core 300S will tell you when it needs a new filter – about every 6 - 8 months . you may maintain the performance of your current one by vacuum it every calendar month to remove dust .

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Test Data

Full Specs

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