Air Quality research
Levoit Core 300S: CADR, Room Fit, Noise, and Filter Costs
Levoit Core 300S specifications, source notes, and buying context based on published product information.
Written by BenchPicked Editorial Team · Sources checked May 16, 2026
Decision answer
Bottom line
Levoit Core 300S lists a smoke CADR of 141 CFM alongside a room-size claim of 219 sq ft. Use the CADR, not the room-size claim alone, to compare cleaning rates; check the operating setting and replacement-filter cost.
- For
- people choosing a room air cleaner for a defined room and operating routine
- Decision
- decide whether Levoit Core 300S fits the intended job and purchase constraints
- Context
- matching cleaned-air delivery, noise, filter upkeep and room conditions
Decision matrix
Read each published value in the context of the decision it can actually support.
| Factor | Published information | How to use it |
|---|---|---|
| Category | air purifier | Use the exact published value to compare like-for-like products; an omitted value remains unknown. |
| Model | Core 300S | Use the exact published value to compare like-for-like products; an omitted value remains unknown. |
| Coverage Area Sqft | 219 sq ft | Use this to match the documented capacity to the room or task; do not compare an unlabeled maximum claim as equivalent. |
| Cadr Smoke | 141 CFM | Use this to match the documented capacity to the room or task; do not compare an unlabeled maximum claim as equivalent. |
| Noise Level Db | 24-48 dB | Compare the level together with the operating setting and distance, especially for bedroom or close-range use. |
| Dimensions | 8.7 x 8.7 x 14.2 in | Check this against the installation, storage or carrying constraint before ordering. |
| Weight | 6.0 lb | Check this against the installation, storage or carrying constraint before ordering. |
Claim and evidence record
manufacturer attributed
Air Quality Sensor: particle sensor
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationsmanufacturer attributed
Auto Mode: yes
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationsmanufacturer attributed
Brand: Levoit
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationssource attributed
Cadr Dust: 141 CFM
This field is attributed to the cited standards or certification directory and remains limited to its listed model and scope.
AHAM Verifide room air cleaner directorysource attributed
Cadr Pollen: 145 CFM
This field is attributed to the cited standards or certification directory and remains limited to its listed model and scope.
AHAM Verifide room air cleaner directorysource attributed
Cadr Smoke: 141 CFM
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationssource attributed
Category: air purifier
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationssource attributed
Coverage Area Sqft: 219 sq ft
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationssource attributed
Dimensions: 8.7 x 8.7 x 14.2 in
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationsmanufacturer attributed
Filter Type: 3-stage True HEPA-style filter
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationssource attributed
Model: Core 300S
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationssource attributed
Noise Level Db: 24-48 dB
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationsmanufacturer attributed
Power Consumption W: 38 W
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationsmanufacturer attributed
Smart Features: VeSync app, voice assistant support
This field is attributed to the cited manufacturer documentation; BenchPicked did not independently measure it.
Levoit official Core 300S specificationssource attributed
Weight: 6.0 lb
This records what the cited source publishes; it is not a BenchPicked measurement.
Levoit official Core 300S specificationsWhen another option is the better fit
A higher-CADR purifier
Choose this when the room is larger or faster air cleaning matters more than size.
A quieter compact purifier
Choose this when night use and close placement matter more than peak airflow.
Source control or ventilation
Choose this when the pollutant source can be removed instead of filtered.
Decision support
Fit and ownership checks
Fits when
- Rooms whose required cleaned-air delivery is consistent with the published 141 CFM smoke CADR
- Buyers who can verify replacement-filter availability and price before ordering
- Routines that can tolerate the published 24-48 dB operating range
Complete before comparing total cost
- Current device price and delivery region
- Replacement-filter model, price, and expected interval
- Electricity tariff multiplied by expected watts and operating hours
- Warranty, return window, and any seller-specific exclusions
Sources used for this decision
- EPA Guide to Air Cleaners in the Home: Explains what portable air cleaners can and cannot establish.
- AHAM Verifide directory: Independent directory for comparing published room-air-cleaner performance fields.
This decision module passed source, claim-boundary, and content-quality checks against the cited public records. Unknown costs and conditions remain unknown rather than being estimated as zero.
Current buying option
Check the seller terms before ordering
Use the evidence and limitations above to decide whether this product fits. Price, availability, shipping, and return terms can change on the seller page.
Research details
Specification basis
According to manufacturer specifications and published source data, Levoit Core 300S is an air purifier. CADR values are dust 141 CFM, smoke 141 CFM, and pollen 145 CFM. Coverage is listed as 219 sq ft. Filter type is 3-stage True HEPA-style filter.
Source boundaries
Levoit Core 300S is described from Levoit official Core 300S specifications, AHAM Verifide room air cleaner directory.
Ownership cost and purchase terms
For Levoit Core 300S, carry Air Quality Sensor, Auto Mode, Cadr Dust, Cadr Pollen into the ownership comparison.
Levoit Core 300S comparison snapshot
Levoit Core 300S lists smoke, dust, and pollen CADR as 141 CFM / 141 CFM / 145 CFM; stated coverage is 219 sq ft; and the published noise range is 24-48 dB.
Published specs
| Field | Value | Source basis |
|---|---|---|
| Air Quality Sensor | particle sensor | Source Attributed (view source) |
| Auto Mode | yes | Source Attributed (view source) |
| Brand | Levoit | Source Attributed (view source) |
| Cadr Dust | 141 CFM | Source Attributed (view source) |
| Cadr Pollen | 145 CFM | Source Attributed (view source) |
| Cadr Smoke | 141 CFM | Source Attributed (view source) |
| Category | air purifier | Source Attributed (view source) |
| Coverage Area Sqft | 219 sq ft | Source Attributed (view source) |
| Dimensions | 8.7 x 8.7 x 14.2 in | Source Attributed (view source) |
| Filter Type | 3-stage True HEPA-style filter | Source Attributed (view source) |
| Model | Core 300S | Source Attributed (view source) |
| Noise Level Db | 24-48 dB | Source Attributed (view source) |
| Power Consumption W | 38 W | Source Attributed (view source) |
| Price Range | $$ | Source Attributed |
| Smart Features | VeSync app, voice assistant support | Source Attributed (view source) |
| Weight | 6.0 lb | Source Attributed (view source) |
Buying options
| Store | Price | Action |
|---|---|---|
| Amazon | Check current price on Amazon | Check price on Amazon* |
| * Affiliate links - prices may vary. Last checked: Sep 26, 2026. | ||
Source notes
- Levoit Official Core 300S Specifications · Manufacturer · Checked May 16, 2026
- AHAM Verifide Room Air Cleaner Directory · Industry Standard · Checked May 16, 2026
Questions
What CADR values are published for Levoit Core 300S?
Published CADR values for Levoit Core 300S: dust 141 CFM, smoke 141 CFM, pollen 145 CFM.
What room coverage is listed for Levoit Core 300S?
The selected sources list coverage for Levoit Core 300S as 219 sq ft.
What filter type does Levoit Core 300S use?
The selected sources describe Levoit Core 300S with 3-stage True HEPA-style filter.
Before you buy
Recheck fit and current terms
Confirm Levoit Core 300S: CADR, Room Fit, Noise, and Filter Costs's model, included items, delivery, return policy, and any recurring costs before checkout.
How BenchPicked separates published facts, analysis, and evidence limits