LEVOIT Classic 300S Smart Air Humidifier Review


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9.2/10 (Expert Score)
Product is rated as #1 in category Smart Air Humidifiers
The Levoit Classic 300S humidifier is ideal for bedrooms or nurseries, boasting a range of features including a smart-control app, an aromatherapy pad, and a night light.
  • Auto mode automatically adjusts humidity level
  • App-connected
  • Large water tank
  • Essential Oil Diffuser
  • Little Expensive

The LEVOIT Classic 300S Smart Humidifier stands out as an excellent option for those seeking convenience. It efficiently adds humidity to rooms up to 505 square feet, providing up to 60 hours of continuous operation without needing a refill. However, this level of convenience is reflected in its price, which is comparable to other top-performing choices. With its user-friendly design, intuitive control buttons, and a clear digital display, the Levoit 300S offers consistent performance. Notably, its ease of operation and cleaning are enhanced by key features, while its compatibility with smartphones and other smart home devices adds an extra layer of functionality.

Specification: LEVOIT Classic 300S Smart Air Humidifier Review

Tank Capacity

6 Liters

Coverage Area

215–505 ft² / 20–47 m²





Voice Control

Amazon Alexa

Aroma Diffusion


Quiet Operation


Warm/Cool Mist

Cool Mist

Noise Level

≤ 30dB

Humidity Monitoring


UV Technology


Sleep Mode


Night Light



9.6"D x 7.5"W x 13.4"H


2 Kilograms

Water Source


Photos: LEVOIT Classic 300S Smart Air Humidifier Review

Yes, the Levoit Classic 300S humidifier is well-suited for bedrooms or nurseries due to features like the night light, which provides a soothing glow, and its quiet operation, ensuring a comfortable sleeping environment.

The Levoit Classic 300S can run for up to 60 hours on a single water tank refill, which is convenient for extended operation without frequent refilling.

Yes, the Levoit Classic 300S is designed with easy maintenance in mind. Regular cleaning is important for optimal performance, and the user-friendly design facilitates cleaning of its components.

Yes, the humidifier allows you to adjust and set your desired humidity levels using its control options, which can contribute to creating a comfortable and healthy indoor environment.

6 Liters;1.58 Galons

LEVOIT Classic 300S Smart Air Humidifier Review
LEVOIT Classic 300S Smart Air Humidifier Review
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