Based on 7 r/BuyItForLife mentions

Core Smart True HEPA Air Purifier

$189.99

Levoit

Elevate your home's air quality with the Levoit Core 400S Smart WiFi Air Purifier in a sleek white design. This smart air purifier is a must-have for any modern home, seamlessly blending advanced filtration technology with convenient smart features. The Core 400S is more than just an air purifier; it's a smart home integration that allows you to control and monitor your air quality from anywhere. The purifier's exterior is a clean white color, designed to blend with any decor. It features a streamlined design, with a simple control panel on top for easy operation. The air intake is located around the base of the unit, while the purified air is released from the top. The device uses a three-s…

Reddit mentions

  • “I use a purifier at home and, for most people, the Levoit Core 400S hit the sweet spot of quiet, smart features, and solid CADR for the price.”
  • “Same here! I ended up buying one for each room, and they have been great.  I used the [air purifier comparison sheet](https://www.reddit.com/user/mammoth_digger56/comments/1k1t9o8…”
  • “Heya, appreciate the shoutout! We definitely like the 5500-2, but we're also starting to see availability issues for that specific model, with it seemingly being phased out by the…”
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Product details
Coverage Area
358 ft2 (4.8 ACH)
Automatic Shutoff
Yes
Timer
Yes
Air Purification Type
3-Stage Filtration
CADR Rating
231 CFM
Ozone Generation
No, Ozone-free
Filter Type
Carbon filter
HEPA Filter
Yes
Ionic Filtration
No
Odor Absorbing
Yes
Permanent Filter
No
Filter Highlights
HEPA Filter
App Control
Yes
Assistant Support
Google Assistant, Amazon Alexa, Yes
Remote Control
No
Depth
27.4 cm
Height
52 cm
Weight
11 lb
Width
27.4 cm
Noise Level
As low as 24dB, 22–52dB
Ozone Free
Yes
Functionality Type
Air Purifier
Speed Settings
Five fan speeds
Modes
Sleep mode, Auto mode
Functionality Highlights
With Timer
Air Quality Sensor
Yes
Certified By
Energy Star Certified
Color
White
Portability
Yes
Shape
Cylindrical
Design Highlights
With Digital Display
Theme
Modern
Technology Type
ARC Formula, VortexAir Technology
Digital Display
Yes
Touchscreen
Yes
Display Highlights
Digital display
Nightlight
Yes (Nighttime/Sleep Mode)
Suitable Space
Living room, Bedroom
Suitable Use
Air purification
Age Range
Adult
For Kids
Yes
Suitable For Use In
Living room, Bedroom
Suitable User
Pet owners
Top Use Cases
Bedroom
Typical Users
Allergy sufferers
Design Theme
Modern
Highlighted Features
Timer
Recommended Location
Room
Mounting Type
Floor standing
Energy Efficiency
Energy Star-certified
Power Type
Corded
Voltage
AC 120V, 60Hz
Wattage
< 2W (Standby Power), 38W (Rated Power)
Cord Length
Approximately 79 inches (2 m)
Sustainability Certifications
RoHS Certified
Original Filter
Original Filter