Small humidifier on working table top

Small Humidifiers: A Comprehensive Review for HVAC Professionals and Homeowners

In the world of HVAC, the importance of maintaining optimal humidity levels cannot be overstated. Whether you're a professional in the field or a homeowner looking to improve indoor air quality, small humidifiers have become an essential tool. In this post, we'll compare three popular small humidifiers that are perfect for bedrooms, small rooms, or even on the go. We'll delve into the features, efficiency, and value of each product, helping you make an informed decision.

Sunpentown SU-2020 Humidifier

Sunpentown SU-2020 Humidifier display setting

The Sunpentown SU-2020 is a versatile humidifier designed for medium-sized rooms. Its large capacity and adjustable mist control make it suitable for various applications.


  • Capacity: 2.3 gallons
  • Coverage Area: Up to 500 sq. ft.
  • Runtime: Up to 7 hours
  • Adjustable Mist Control: Customize the humidity level to your preference
  • Auto Shut-Off: Safety feature that turns off the unit when the tank is empty


  • Weight: 4.5 lbs
  • Dimensions: 14 x 10 x 11 inches
  • Power: 120V, 60Hz
  • Warranty: 1 year


  • Large water tank
  • Easy to clean
  • Quiet operation


  • Bulky design
  • Higher price point

LEVOIT 60-Hour Humidifiers Ultrasonic Humidify

LEVOIT 60-Hour Ultrasonic Humidifier with sleek modern design

The LEVOIT 60-Hour Humidifiers Ultrasonic Humidify is known for its extended runtime and sleek design, making it an ideal choice for bedrooms.


  • Capacity: 1.5 gallons
  • Coverage Area: Up to 400 sq. ft.
  • Runtime: Up to 60 hours
  • Adjustable Mist Control: Three mist levels
  • Whisper-Quiet Operation: Ideal for bedrooms


  • Weight: 3.5 lbs
  • Dimensions: 10 x 8 x 13 inches
  • Power: 120V, 60Hz
  • Warranty: 2 years


  • Long runtime
  • Stylish design
  • Easy to refill


  • Smaller water tank
  • Requires regular cleaning

Vicks V3900 Humidifier

Vicks V3900 Humidifier, compact and ideal for small rooms

The Vicks V3900 Humidifier is a compact and affordable option with therapeutic features, suitable for relieving cold and flu symptoms.


  • Capacity: 1.2 gallons
  • Coverage Area: Up to 300 sq. ft.
  • Runtime: Up to 18 hours
  • Medicine Cup: For use with Vicks VapoSteam
  • Wicking Filter: Captures minerals and impurities


  • Weight: 3 lbs
  • Dimensions: 9 x 8 x 10 inches
  • Power: 120V, 60Hz
  • Warranty: 1 year


  • Compact design
  • Medicine cup for therapeutic use
  • Affordable price


  • Shorter runtime
  • Filter requires replacement


Choosing the right small humidifier for your needs requires careful consideration of features, capacity, and design. Whether it's the versatile Sunpentown SU-2020, the sleek LEVOIT 60-Hour, or the compact Vicks V3900, each product offers unique benefits to suit various needs. Trust HVAC Delivered for all your professional-grade HVAC supplies and accessories, and find the perfect humidifier to meet your specific requirements.

Photo by  DCStudio

Back to blog