Clean Air Home Lab
Brand review

Levoit Core 300 Review (2026)

The Levoit Core 300 is a small purifier for one room. Levoit rates it for 222 sq ft at 4.8 air changes an hour and lists it at 24 dB on its lowest setting. The filter runs $45 to $60 a year. Here is how it lines up against the Coway AP-1512HH, using each maker's own figures. We do not test products.

Last updated: October 2026 · By the CleanAirHomeLab team

Core 300 vs Coway AP-1512HH: Side by Side

Each column is that maker's own published figure.

SpecLevoit Core 300Coway AP-1512HH
Room size at 4.8 air changes an hour222 sq ft361 sq ft
CADR143 CFM (one published figure)233 smoke, 246 dust, 240 pollen
Noise range24 to 54.5 dB24 to 53 dB(A)
Power56 W77 W
Filter scheduleOne filter, every 6 to 8 monthsHEPA 1 year, odor filter 6 months
IonizerNone. Levoit labels it ozone freeYes. You can switch it off
Size8.7 x 8.7 x 14.2 in, 7.5 lb16.8 x 18.3 x 9.6 in, 12.3 lb

For more on the Coway, read the Coway Airmega review.

Who Should Buy Which

The Levoit Core 300 fits...

  • A bedroom or office under about 220 sq ft

    Levoit rates it for 222 sq ft at 4.8 air changes an hour

  • People who want no ionizer

    Levoit labels it ozone free

  • Tight spaces

    8.7 inches across and 7.5 lb

  • People who want one simple filter

    One filter to change, every 6 to 8 months

The Coway AP-1512HH fits...

  • A room bigger than about 220 sq ft

    Coway rates it for 361 sq ft at 4.8 air changes an hour

  • People who want an auto mode

    It changes fan speed when its dust sensor sees more particles

  • People who want more CADR

    Dust CADR of 246 against 143 CFM for the Core 300

Levoit Core 300 Model Reviews

Quiet operation

#1 Best for Bedrooms Under 220 sq ft

Levoit Core 300

$99.99 list price

Room size

222 sq ft at 4.8 air changes an hour

CADR

143 CFM

Noise range

24 to 54.5 dB

Filter cost

$45 to $60 a year

The Core 300 is the base model. Levoit rates it for 222 sq ft at 4.8 air changes an hour and lists a CADR of 143 CFM. It is a small round unit that fits in a corner. The filter is $29.99 and Levoit says to change it every 6 to 8 months, so $45 to $60 a year. That is the one running cost.

What We Like

  • 24 dB at its lowest, by Levoit's figure
  • Levoit labels it ozone free. It has no ionizer
  • Filter is $29.99 every 6 to 8 months, so $45 to $60 a year
  • Small and light at 7.5 lb

Watch Out For

  • 222 sq ft only suits one room
  • You replace the whole filter. There is no washable pre-filter
  • No app control on this model
  • 54.5 dB at full speed
Check price on Amazon
Smart monitoring

#2 Best for Smart Bedroom Control

Levoit Core 300S

$149.99 list price

Room size

219 sq ft at 4.8 air changes an hour

CADR

141 CFM

Noise range

22 to 50 dB

Power

23 W

The Core 300S is the smart version. You can change the fan speed from your phone. Levoit lists it at 22 dB on its lowest setting, which is lower than the base Core 300, and rates it for 219 sq ft at 4.8 air changes an hour. Levoit labels it ozone free.

What We Like

  • Smart model, so you can control it from your phone
  • 22 dB at its lowest, lower than the base Core 300
  • Levoit labels it ozone free

Watch Out For

  • About the same room size as the base Core 300
  • Needs an app set up before the smart features work
Check price on Amazon
Smart monitoring

#3 Smallest Model with App Control

Levoit Core 200S

$89.99 list price

Room size

140 sq ft at 4.8 air changes an hour

CADR

90 CFM

Noise range

27 to 48 dB

Power

37 W

The Core 200S is the small one. Levoit rates it for 140 sq ft at 4.8 air changes an hour and lists it at 27 to 48 dB, with app and voice control. Pick it for a small room where you want phone control. It is not the quietest of the three at its lowest setting.

What We Like

  • App and voice control
  • 48 dB at full speed, the lowest top-speed figure of the three
  • Smallest of the three

Watch Out For

  • 140 sq ft is the smallest room size of the three
  • 27 dB at its lowest is louder than the Core 300 at 24 dB
  • CADR of 90 CFM is the lowest of the three
Check price on Amazon

Common Questions

Is the Levoit Core 300 worth buying?+

For one room under about 220 sq ft, it fits. Levoit rates it for 222 sq ft at 4.8 air changes an hour, lists it at 24 dB on its lowest setting and labels it ozone free. The filter is $29.99 every 6 to 8 months, so $45 to $60 a year. This is a review of Levoit's published specs. We do not test products.

Levoit Core 300 or Coway AP-1512HH?+

It depends on the room. The Coway is rated for 361 sq ft and has a dust CADR of 246. The Core 300 is rated for 222 sq ft and has a CADR of 143 CFM. Both list 24 dB at their lowest setting. The Coway has an ionizer you can switch off. The Core 300 has none.

What kind of filter does the Core 300 use?+

Levoit describes it as 3-stage filtration with an activated carbon layer. Levoit's product page does not state a HEPA grade, so we do not print one.

How often do I change the filter?+

Levoit says every 6 to 8 months. The filter is $29.99 on Levoit's store, so that is $45 to $60 a year.

Affiliate Disclosure: Some links on this page are affiliate links and may earn us a commission at no extra cost to you. As an Amazon Associate I earn from qualifying purchases. Our review is based on published specs, filter costs and the maker's noise figures, not commission rates. Full disclosure.

Sources and last review

Specifications on this page are taken from the documents below, on the dates shown. We do not physically test products; read our methodology. Page last reviewed .