Review · Levoit
Levoit Core 300S
A compact True HEPA air purifier with smart app control, ideal for bedrooms and small rooms up to 219 sq ft.
Check Price on AmazonThe verdict
The Levoit Core 300S is the go-to pick for anyone wanting verified HEPA performance in a bedroom without paying for unnecessary coverage. At under $100 with smart features included, the value-to-performance ratio is hard to beat for small spaces.
Full specifications
CADR · Smoke 141CFM AHAM
CADR · Dust 145CFM
CADR · Pollen 145CFM
Room coverage 219sq ft
HEPA rating True HEPA (99.97%)
Filter stages 3-stage
Noise · range 24–48dB
Noise · sleep 24dB
Max power 45W
Energy Star Certified
Filter life 6–8months
Annual filter cost
$29.99 — estimate
Dimensions · H × W × D 14.5″ × 8.7″ × 8.7″
Weight 6.4lbs
App control Yes
Voice control Alexa · Google Home
Warranty 2years
Price · MSRP $99.99
Pros & cons
Strengths
- AHAM-verified CADR means the performance claims are independently confirmed
- Ultra-quiet at 24dB in sleep mode — genuinely won't wake you up
- App control lets you schedule and monitor air quality remotely
- Compact footprint fits on a bedside table or desk
- Affordable replacement filters (~$20) keep running costs low
Caveats
- Covers only up to 219 sq ft — not suitable for open-plan living rooms
- Air quality sensor is basic (3-colour LED ring) compared to premium models
- Carbon filter layer is thin — limited on VOCs compared to dedicated carbon units
Where to buy
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Check Price on AmazonPrice last checked 2026-04-01 · affiliate disclosure applies
Data sourced from AHAM Verifide, Amazon listing, Manufacturer site. CADR figures are AHAM Verifide certified. Last updated .