Why it matters
The Levoit Core 400S-P Smart Air Purifier is a large-room / whole-floor air purifier, with a smoke CADR of 231 CFM.
Room ratings are usually quoted at about 4.8 air changes per hour for an 8-foot ceiling; a figure quoted 'in one hour' is a single air change and describes a much lighter duty.
Quietest setting, per the maker: 24 dB.
The listing names app control.
Price-wise it sat in the cheapest third of the 57 large-room / whole-floor models we cover when we checked; the button shows today's price.
It qualifies for our lists Best Air Purifiers for Baby Nurseries, Best Air Purifiers for Wildfire Smoke, Best Air Purifiers for Home Offices, where it is ranked against every model that meets the same rule.
Compared with the Levoit Vital 100 Air Purifier: quietest setting 24 dB here vs 23 dB.
Warranty, per the maker: 2 years.
Who it's for, and who should skip it
Good fit if
- Bedrooms and living rooms
- Large open rooms
Look elsewhere if
- Whole-home filtration on its own
- Removing gases without a substantial carbon stage
Pros and cons
Pros
- Smoke CADR 231 CFM
- Low setting 24 dB
Cons
- Filters are an ongoing cost
- Size to the room at 4.8 air changes per hour
Limitations to weigh
- Specifications are the maker's or seller's own figures; check fit against your equipment's model number and the actual size.
Specifications
The bracket shows where each figure comes from.
| Price | $219.99 | Maker |
|---|---|---|
| Warranty | 2 years | Maker |
| Quietest setting | 24 dB | Maker |
| CADR (smoke) | 231 CFM | Retailer |
| Noise (seller) | 24 dB | Retailer |
Alternatives worth comparing
More air purifiers we cover
- Austin Air Bedroom Machine Air Purifier (B402A1) $994.99
- Clorox 11020 Air Purifier
- Kenmore PM1005 Air Purifier
- Levoit Vital Pet Air Purifier $159.99
- Medify Air MA-50-V3.0 Air Purifier $299.99
All air purifiers, compared in one table · Every Levoit product we cover
Final verdict
A solid choice for bedrooms and living rooms. Confirm the model it fits before ordering.
Where to buy
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