Humidifier Choice

Humidifier Choice

Difference Between Cool Mist vs Warm Mist Humidifiers – Benefits And Its Disadvantages

The use of a humidifier is essential to get sufficient moisture and get rid of dryness. Dryness causes many issues and dry skin problems, which causes discomfort to people. But using a humidifier can help you get enough moisture to reduce dryness in the air and eliminate all the problems. When you decide to buy a humidifier, you get confused about choosing the right one among the Cool Mist VS Warm Mist Humidifiers. But by reading this article, you will clearly know the difference between Cool Mist VS Warm Mist Humidifiers, and you will know which is best for you.

Choosing the right model help in reducing many allergies such as coughing, sneezing, itchy eyes, and runny noses. A humidifier is also essential for the healthy growth of your houseplants. They prevent your plants from looking dull and dry. So, choose any model between Warm Mist vs Cool Mist humidifiers to give your plants a healthy humid atmosphere. Some humidifiers are used to get humidity through your whole house and connect to your home’s HVAC system.

However, to get benefits, you have to maintain an ideal moisture level in your home, between 30 % to 60%. If there is too much moisture, you have to face the problem of over-humidification. You can also use nebulizers to moisturize your lungs directly. Reading the below article, you will understand the difference between cool mist and warm mist humidifiers.

Comparison Between Cool Mist VS Warm Mist Humidifiers:

We give you a comparison chart to understand the difference between Cool Mist VS Warm Mist Humidifiers. With the help of this table, you know which type of humidifier is best for you according to your requirements. The comparison table is given below.

FeaturesCool Mist HumidifierWarm Mist Humidifier
NoiceIt is a little bit noisy because of the fan.It is quiet in its operation.
MaintenanceIt requires less maintenance and is easy to clean.It requires more maintenance and is difficult to clean.
FilterIt comes with a filter.This model is filterless.
DangerIt is safe to use near children.It is dangerous to use near kids because of the heating element.
PriceIt is usually inexpensive.It is usually costly.

What is a Warm Mist Humidifier?

A warm mist humidifier gives you a humid environment by releasing vapors in the form of mists. The warm mist models are best to use in winter because it also helps warm the cold air to get a soothing atmosphere. It gives you relief from cold when you cannot breathe easily by providing adequate moisture to keep your nose hydrated. So, install the warm mist models in your homes and enjoy an ideal humidity level.  

These models usually work by converting water into vapors and providing a soothing warmth effect, especially in winter. They don’t have any fans for their working process; rather, they use a heating element that boils water and converts it into steam. This steam pushes itself out of the humidifier and appears in the form of mist in the air to keep you moisturized.

Warm mist humidifiers kill most viruses and bacteria present in the water because it boils the water. We know that boiling all the viruses and water-borne particles. They also use filters to trap dust mites and particles present in water to provide you with fresh mist. These humidifiers are best for babies to help reduce their respiratory issues. They are ideal for small to medium-sized rooms.

Benefits of Using a Warm Mist Humidifier:

The use of a warm mist humidifier has many benefits. Some of its advantages are given below.

Quieter in its operation:

The warm mist humidifier is very quiet in its operation because it does not uses a fan. However, if you are sensitive and easily disturbed by the noise, you should use this model as it does not disturb you while you are sleeping, so it can be placed in your and your kids’ bedrooms.

Kills viruses and bacteria:

The warm mist models use the heating substance to boil water and convert it into mist. We know that boiling water kills almost all germs and viruses present in the water. So, you get a clean and fresh humid atmosphere for breathing using this humidifier. This clean, humid atmosphere is very good to breathe for people with asthma.

No need for filter replacements:

The warm mist models are filterless then; there is no need for filter replacements. Therefore, you don’t have to spend your money and waste precious time searching for filters.

Disadvantages of Using a Warm Mist Humidifier:

Every product in the world has its advantages as well as disadvantages. Using a humidifier also has some disadvantages, which are listed below.

Use heating element: 

The warm mist models use heating elements to boil the water, making it a little bit dangerous to use around children and pets. So, while using these models near kids, you need to be careful and always keep them away from the reach of your children. Also, hide the cords of your humidifier properly to prevent the risk of shocks.

Less Energy efficient:

Warm mist humidifiers are less energy efficient because they use more energy than cool mist models. They require lots of energy to boil the water to convert it into vapors. The use of warm mist models will likely result in higher electricity bills.


The warm mist models are pricey compared to the cool mist models because of their extensive composition. So, if you want a budget-friendly model, you have to go for the cool mist option, which is usually inexpensive.

What is a Cool Mist Humidifier?

The cool mist humidifier also provides you mist with a chilling effect which gives a soothing atmosphere in summer. It removes dryness from the air by giving essential moisture. This humidifier will reduce skin dryness issues, moisturize your nasal passages, and soothe cracked lips. Cool mist humidifiers are best for people living with asthma because it disperses a soothing cool mist in the air for breathing.

These humidifiers work using a fan with a wick filter which converts water into vapors and gives you a cool mist to keep you hydrated. With the help of the fan, it pulls the air towards itself and then blows out from the wick filter to provide you clean humid atmosphere to breathe. Cool mist humidifiers are less costly than warm mist models and consume less energy. These models are preferable to warm mist models for children because they do not use heating elements, so there is no risk of burns.

Types of Cool Mist Humidifiers:

There are two types of cool mist humidifiers: Evaporative humidifiers and ultrasonic humidifiers, which give you a chilling effect by providing a soothing cool mist. These types are given:

Evaporative Humidifiers:

These humidifiers work on the ancient process of evaporation. Evaporative humidifiers give you cool mist using a fan and wick filter by increasing the natural process of evaporation. With the help of a fan, the water passes through the wick filter to evaporate and is then released into the room to increase the moisture level. Because they work through the process of evaporation, mold is less likely to build up in your room. They require less maintenance than other models but are a little bit noisy.

Ultrasonic Humidifiers:

Ultrasonic humidifiers are the advanced form of humidifiers because of their ultrasonic technology. They use a vibrating diaphragm to break down water droplets into vapors when they vibrate at a very high frequency. Then they release vapors into the air, and the vapors evaporate quickly in the atmosphere in no time. So, your room will get moisture in a very short time.

They are very quiet and use no fan. So, you can keep it in your bedroom for a delightful and peaceful sleep at night without any disturbance. However, they are more costly than cool mist humidifiers.

Benefits of Using a Cool Mist Humidifier:

Here are some benefits of using a cool-mist humidifier.

More Energy Efficient:

The cool mist models are more energy efficient because they consume low energy for their work. They are also simple to use and easy to manage without any problems. Moreover, as they are energy efficient and use less energy, you get a lower electricity bill than other models.

Safe To Use Around Kids:

Cool mist models are completely safe to use around kids as they do not use any heating element for their work. They only need a fan and a wick filter to operate to give you the actual amount of moisture. So, you can use cool mist humidifiers around your children and pets without any burning risk.

Less in Price:

These models are usually less in price than the warm mist models and are easy to use without facing any difficulty. So, if you do not want to spend more money, you have to invest in cool mist models that are budget-friendly. 

Use Filters:

They use filters for their work to convert water into vapors and provide you with bacteria-free mist to breathe. With the use of filters, they trap all water-borne germs and particles to make the mist clean. They also prevent the growth of mold and pathogens inside the tank. Because of the filters, cool mist humidifiers are the best option for asthma sufferers and allergies. So, if you want a germ-free humid environment, use the cool mist models.

Disadvantages of Using a Cool Mist Humidifier:

You get many benefits from using a humidifier, but it also has some disadvantages. Some of its disadvantages are given below.

Require Filter Replacements:

Using a cool-mist humidifier requires frequent filter replacements, so you must spend extra expenses on it. If you use tap water to refill the tank, you have to change the filter frequently because tap water contains many minerals that accumulate at the bottom of the tank. But if you use distilled water, the life span of the filter increases, and it needs fewer filter replacements. However, if you use cool mist models, you will have to spend money on filter replacements.  

Risk of Mold Growth:

When you use the cool mist humidifier, there is always the risk of mold growth inside the tank because of the filter. If you do not pay proper attention to its cleaning and maintenance, the mold growth enhances, affecting your humidifier’s performance. That’s why you have to pay extra attention to cleaning your humidifier to prevent mold and bacteria growth. 


These models are noisy compared to the warm mist models because they use fans for their operation. Because of the fan, they make noise while working and disturb you when you are sleeping. So, if you want a quiet model which does not disturb your sleep, you have to go for the warm mist models. 

FAQs About The Cool Mist VS Warm Mist Humidifiers:

Final Thought About Cool Mist VS Warm Mist Humidifiers:

Reading this article, you know the difference between Cool Mist VS Warm Mist Humidifiers with pros and cons. Although the way of working of both devices is different, the purpose of both humidifiers is to provide moisture. You can use any model between both models that properly meet your needs.

However, if you have children and pets in your home, in that case, cool mist like evaporative and ultrasonic humidifiers is preferable over warm mist humidifiers because they don’t use a heating element. Some humidifiers come with both cool mist and warm mist options, so you don’t need to buy separate humidifiers.

If you want to know more about humidifiers, you can also visit our website without any hassle. 

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