9 Best Humidifier Diffusers

If you are looking for a warm and cool-mist humidifier that creates a soothing atmosphere in your living spaces, then this LEVOIT hybrid ultrasonic humidifier is a great choice. It is also the perfect solution for individuals who often suffer from flu or colds since the warm, soothing mist significantly helps them get relief from airborne pollutants in indoor spaces.

This humidifier has a 6L (1.5 gallons) water tank and three mist levels that allow it to run for up to 36 hours without the need to refill. One unique aspect of this model is that you can choose between both cool and warm-mist, depending on your preference. It has an essential oil diffuser and remote control to operate the humidifier at a distance.

With this unit, you are sure to have a sound sleep, as this humidifier alleviates congestion by keeping your nasal passages and throat hydrated.  The cool mist function helps reduce static electricity in your house and moisturizes your skin.

• Tank size: 12.6 pints
• Room size suitability: 753 sq. ft
• Weight: 5.3 pounds
• Special features: Advanced warm-mist technology

This humidifier from Hupro features both warm and cool-mist functionality with triple purification and smart humidification. It is designed with a 5L water tank suitable for rooms up to 500 square feet. The water tank is detachable with a wide opening and secure built-in handle for easy cleaning and top filling. It lasts up to 30 hours of running between refills.

This humidifier has a smart humidification system that incorporates three types of humidity controls, including the auto mode, constant humidity, and five-speed levels. It also features an advanced speed slider and touch button controls. The lamp prevents odor in the water by keeping it fresh. Water passes through mineral pellets and active carbon of the ceramic filter.

The unit is ultra-quiet and has the sleep mode function that deactivates all the sounds and light to enhance better sleep for babies, seniors, sensitive sleepers, and kids. You can program this humidifier to save energy using the 12 hour time. The auto power off when the water runs out facilitates safety and prevents the unit from damage.

• Tank size: 10.5 pints
• Room size suitability: 500 sq. ft
• Weight: 8.16 pounds
• Special features: Lamp, ceramic filter, and aroma box

This six-liter filterless humidifier is designed for spaces up to 500 square feet and emits a fantastic amount of mist while operating silently. It works best for homes, dorms, and offices lasting for up to 50 hours. Apart from the 1.6-gallon tank, it also has an essential oil tray for circulating fragrant oils into the released mist resulting in a fresh and pure aroma throughout your home. 

This unit is compact, easy to use, and shuts off automatically when the water runs out. One unique aspect about this Everlasting comfort humidifier is that it doesn’t have a filter. This significantly saves you from filter replacement associated costs. 

It’s a great choice for bedrooms and baby rooms, and to avoid water accumulation, ensure that you keep the humidity between 40%-60%. The Everlasting Comfort Cool Mist Humidifier is very efficient and the moisture levels can be adjusted together with the direction of flow of the moisture released.

• Tank size: 12.2 pints
• Room size suitability: 500 sq. ft
• Weight: 3.1 pounds
• Special features: Whisper quiet

The URPOWER diffuser works exceptionally when it comes to spreading a cool-mist along with essential oils to help soothe your chapped lips, skin, and dry sinuses. This unit is user-friendly with adjustable mist modes – high and low mist modes. The diffuser will typically run up to 20 hours in low mist mode and a maximum of 15 hours in high mist mode.

You can remotely control this humidifier with its wireless remote controller that has a 5-meter reading range. It allows you to turn on/off the mist and lights when the unit is away. The 1000ml large water tank allows this humidifier to run for a day without the need to add more water. 

Additionally, this humidifier has the auto shut-off function when the water runs out while you’re sleeping or outdoors. The device has a color-changing night light, with seven bright colors to choose from. Depending on your preference, you can set it at bright or dim.

• Tank size: 2.1 pints
• Room size suitability: 150 sq. ft
• Weight: 1.8 pounds 
• Special features: Adjustable mist mode

Large models are ideal when you want to add more scented oil and moisture to the air you breathe in a larger room. This model has a large tank capacity of 1.5 liters and can run for up to 20 hours. It’s easy to use since you just need to inject water and add drops of your favorite essential oils to the reservoir. 

The Exqline is a tall white unit with a switchable light mode. The light options vary from dim to bright, enabling you to enjoy cozy atmospheres in your soft-lit rooms. You can control the humidity levels since it has a 270 degrees rotating knob to set the moisture levels. 

Generally, the humidity is released through the side of the lid on top, ensuring oriented diffusion. The unit is whisper-quiet, meaning you can have it in your bedroom and baby room and enjoy a sound sleep. If you’re looking for a large humidifier-diffuser to fill your room with fabulous aroma overnight, then this will be a good choice.

• Tank size: 3.1 pints
• Room size suitability: 450 sq. ft
• Weight: 2.1 pounds
• Special features: Adjustable vapor and whisper-quiet operation

The Frida Baby uses ultrasonic vibrations to turn the water in the tank into a cool and hydrating mist. It has a 0.5-gallon water tank that runs up to 12 hours, covering a space of up to 320 square feet. For easier breathing, you are recommended to add BreathFrida vapor drops or any other aromatherapy essential oil.

The Frida 3 in 1 Humidifier is a multitasking baby soother that helps babies to easily breathe while sleeping. When the baby is congested, the ultrasonic humidity will be beneficial in soothing their sinuses. Between the color-changing night light, relaxing aromatherapy, and cool-mist, this unit excels at ensuring a comfortable atmosphere for sleep and relaxation.

This unit has a mist adjuster knob that goes from gentle mist to tropical rainforest. The color-changing night lights are perfect for creating a dreaming ambient. Additionally, this humidifier has an auto-stop function that enables it to automatically go off when the tank is detached or out of water. The 3 in 1 operation aspect allows you to use the humidifier night light and diffuser individually or all together.

• Tank size: 4.8 pints
• Room size suitability: 320 sq. ft
• Weight: 0.01 ounces
• Special features: color-changing nightlight

This 2 in 1 model allows you to enjoy a cool-mist in your house with your favorite essential oils. It’s easy to refill, exceptionally quiet, and perfect for homes with house plants. Its top-refill and leak-proof design makes it one of the best on the market and it comes with a smart mode that allows you to automatically maintain healthy humidity levels with the smart sensor. 

Cleaning and refilling have never been easier! You just need to remove the lid and effectively wipe the tank interior with a wet cloth when empty. Its quietness enhances better sleep making it a perfect choice for bedrooms. The moisturizing speeds can be manually adjusted from low, medium, and high settings, depending on your preferences. 

Its 1.05 gallons (4L) water tank can last up to 18 hours, covering up a space of 220 square feet. GENIANI Top Fill can alleviate allergy and sinus symptoms, and aromatherapy helps you feel relaxed and stress-free. Live a healthier life with this classic humidifier diffuser.

• Tank size: 8.4 pints
• Room size suitability: 220 sq. ft
• Weight: 4.2 pounds 
• Special features: Smart mode; maintains a healthy humidity level automatically with a built-in sensor

If you are looking to alleviate congestion, allergies, headaches, dry skin, and sinus issues, then the LEVOIT Classic 200 Humidifier is a great choice. It provides comfortable and fast relief from the adverse effects of dry air. The unit has a 4L water tank that runs up to 40 hours. The Classic 200 Humidifier automatically goes off before the tank runs out of water. After refilling, turn it on and enjoy healthy humidity all day long and night.

It has a unique handle that is designed to move the unit from one room to another easily. Additionally, the mist direction can be adjusted with the 360-degree rotating nozzle in your preferred mist level, just with one simple touch control. This unit allows you to create your preferred indoor climate in your bedroom, family room, nursery, or office without getting the furniture wet.

It combines aromatherapy and humidification thus, providing a comfortable and stress-free indoor atmosphere. Also, this model comes with three mist settings allowing you to manually adjust the humidification speed depending on your desired moisture levels.

• Tank size: 8.4 pints 
• Room size suitability: 376 sq. ft
• Weight: 4.77 pounds
• Special features: Customized mist settings

If dry air has made your home uncomfortable, then this Everlasting Comfort Cool Mist Humidifier is the ideal unit to say goodbye to nasal irritation, scratchy throats, and dry skin. This humidifier has a 4L water tank that can cover up to 300 square feet and last up to 40 hours. The unit is filterless and saves you money, unlike other units that may have expensive replacement filters.

To avoid water accumulation, try to keep the humidity levels between 40%-60%. This model runs quietly and automatically shuts off when out of water. Since it is whisper quiet and safe to use, it is ideal for bedrooms and baby rooms. For better smelling air, this humidifier has an essential oil tray to circulate fragrant oils into the cool mist, resulting in a pure and fresh smelling aroma. 

These humidifiers are built for bedrooms, living spaces, offices, and nurseries to create healthy and comfortable environments. The essential oils enhance better sleep throughout the night, ensuring maximum relaxation. It is important not to put the oils directly into the tank as it can damage the humidifier.

• Tank size: 9.6 pints
• Room size suitability: 300 sq. ft
• Weight: 2.23 pounds 
• Special features: Silent and safe technology