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10 Best Humidifiers 2025 in the United States

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

LEVOIT Humidifiers for Bedroom with Night Light(3L Water Tank)Cool Mist Top Fill Essential Oil Diffuser for Baby Nursery and Plants, 360° Nozzle, Quiet, Rapid Humidification for Home Large Room, White

Rating
9.9
Chosen by1,187
Room Size
Output Capacity
Water Tank Capacity

Most important from
23323 reviews

Room Size
Quiet, easy to assemble, and perfect size for the bedroom. Will run all night without needing a refill and is easy to maintain. The night light is very subtle and optional.
Output Capacity
Runs very quietly and powerfully. Easy to adjust the flow and change the filter. Lasts all night for up to 3 nights when filled completely. You can also add essential oil. Easy to set up, use, and clean.
Water Tank Capacity
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Noise Level
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Maintenance and Cleaning
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Additional Features
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!

The LEVOIT Humidifier is a versatile device designed for bedrooms, nurseries, and larger rooms up to 290 square feet. Its 3-in-1 functionality as a humidifier, essential oil diffuser, and night light makes it a beneficial addition for those seeking relief from dry air, creating a calming ambiance, and eliminating the need for an extra night light. The 3-liter water tank is a standout feature, providing up to 25 hours of continuous moisture, reducing the frequency of refills and ensuring a comfortable night's sleep. The top-fill design simplifies the refilling process, preventing spills and making maintenance easier.

Users will appreciate the ultra-silent operation, ensuring a peaceful environment ideal for sleeping or working. The adjustable mist output and 360° nozzle allow for personalized control over the humidity levels and direction of the mist. However, the humidifier does have some drawbacks. The lack of advanced digital controls or a remote might disappoint users who prefer more modern features. Regular maintenance is required to keep the device in good working condition, and this may involve frequent cleaning and replacing the water filter. Additionally, while the night light feature is useful, it might not be necessary for everyone.

Despite its strengths, the humidifier is best suited for those who need a reliable and multifunctional device in their home, especially in spaces where silence and ease of use are priorities.

Rating
9.9
Chosen by1,187
Room Size
Output Capacity
Water Tank Capacity

Most important from
23323 reviews

Room Size
Quiet, easy to assemble, and perfect size for the bedroom. Will run all night without needing a refill and is easy to maintain. The night light is very subtle and optional.
Output Capacity
Runs very quietly and powerfully. Easy to adjust the flow and change the filter. Lasts all night for up to 3 nights when filled completely. You can also add essential oil. Easy to set up, use, and clean.
Water Tank Capacity
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Noise Level
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Maintenance and Cleaning
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
Additional Features
This is by far the favorite humidifier ever! A gallon of water fits in, which you pour at the top. The water in the base doesn't spill everywhere and you can put essential oils in it. Super easy cleanup and it's quiet!
#2

LEVOIT Top Fill Humidifiers for Bedroom, 2.5L Tank for Large Room, Easy to Fill & Clean, 28dB Quiet Cool Mist Air Humidifier for Home Baby Nursery & Plants, Auto Shut-off and BPA-Free for Safety, 25H

Rating
9.8
Room Size
Output Capacity
Noise Level

Most important from
23323 reviews

Room Size
Lasts all night and works great in a toddler's room without any noise.
Output Capacity
Produces a strong mist in cooler temperatures and adjusts well to warmer conditions.
Noise Level
Operates quietly, making it perfect for nighttime use in bedrooms or nurseries.
Maintenance and Cleaning
Easy to clean, but it's important to keep the plastic parts clean to avoid sliminess.
Additional Features
Super easy to use with the top-fill design; just pour water directly on top.

The LEVOIT Top Fill Humidifier is a great choice for anyone looking to enhance air quality in larger spaces, such as bedrooms or nurseries, thanks to its impressive 2.5L tank that allows for up to 25 hours of continuous mist. The top-fill design makes refilling a breeze, eliminating the hassle of lifting and spilling, which many users appreciate. Cleaning is made simple as well, given the large opening and detachable parts that prevent hard-to-reach areas, promoting better hygiene.

Noise level is another strong point – at just 26dB, it operates quietly, making it suitable for nighttime use or for babies who need a peaceful sleeping environment. The customizable mist output with a 360-degree nozzle allows users to tailor the humidity level to their preferences easily.

The LEVOIT humidifier shines in many aspects; however, it's not designed for use with essential oils, which might disappoint some users. Additionally, while the auto shut-off feature provides safety when water levels are low, it may have a slight delay in activation, which could be a concern for those who want immediate feedback on the device's status.

Rating
9.8
Room Size
Output Capacity
Noise Level

Most important from
23323 reviews

Room Size
Lasts all night and works great in a toddler's room without any noise.
Output Capacity
Produces a strong mist in cooler temperatures and adjusts well to warmer conditions.
Noise Level
Operates quietly, making it perfect for nighttime use in bedrooms or nurseries.
Maintenance and Cleaning
Easy to clean, but it's important to keep the plastic parts clean to avoid sliminess.
Additional Features
Super easy to use with the top-fill design; just pour water directly on top.
#3

LEVOIT Smart Cool Mist Top Fill Humidifiers for Bedroom with Sensor, Auto Humidity Setting, APP & Voice Control, Essential Oil Diffuser, Ultra Quiet Operation, Super Easy Top Fill, 3L, White

Rating
9.7
Room Size
Output Capacity
Noise Level

Most important from
23323 reviews

Room Size
Ideal for smaller rooms, offering easy cleaning and maintenance, even with regular tap water.
Output Capacity
Produces steady moisture without leaving deposits or puddles, and shuts off automatically when empty.
Noise Level
Super quiet operation, barely noticeable even when running.
Maintenance and Cleaning
Very easy to fill and clean, with a top-fill design that minimizes mess.
Additional Features
The smart features are easy to set up and use, with scheduling options and remote control via the app.

The LEVOIT Smart Cool Mist Top Fill Humidifier offers a range of features that make it a convenient and efficient option for improving air quality in your bedroom. This ultrasonic humidifier is designed for rooms up to 290 square feet, making it a good choice for medium-sized spaces. Its 3-liter water tank allows for extended operation without frequent refills, and the top-fill design simplifies the refilling process, reducing mess and making it easy to clean. Additionally, its near-silent operation ensures it won't disturb your sleep, making it ideal for nighttime use.

The smart features of the humidifier are notable: the Vesync APP allows for remote control, and the auto humidity setting adjusts automatically to maintain your desired humidity level. Voice control compatibility with Alexa and Google Assistant provides hands-free convenience. Another appealing feature is the built-in essential oil diffuser, which adds a soothing fragrance to your space. However, it's important to be cautious not to overfill the water tank to avoid potential issues. Maintenance is made easier with dishwasher-safe components and included cleaning tools.

The LEVOIT Smart Cool Mist Top Fill Humidifier stands out for its quiet operation, smart controls, and easy maintenance, making it a great option for those looking to maintain optimal humidity levels effortlessly in their bedroom.

Rating
9.7
Room Size
Output Capacity
Noise Level

Most important from
23323 reviews

Room Size
Ideal for smaller rooms, offering easy cleaning and maintenance, even with regular tap water.
Output Capacity
Produces steady moisture without leaving deposits or puddles, and shuts off automatically when empty.
Noise Level
Super quiet operation, barely noticeable even when running.
Maintenance and Cleaning
Very easy to fill and clean, with a top-fill design that minimizes mess.
Additional Features
The smart features are easy to set up and use, with scheduling options and remote control via the app.

Buying Guide for the Best Humidifiers

Choosing the right humidifier can make a big difference in your home comfort, especially during dry seasons or if you have health concerns like allergies or dry skin. The best approach is to match the humidifier's features to your room size, your lifestyle needs, and your preferences for ease of use and maintenance. Understanding the key specifications will help you make a smarter decision and avoid over- or under-humidification, so you enjoy a healthy, comfortable environment.
Humidification Capacity (Output)Humidification capacity tells you how much moisture the humidifier can add to the air in a given period, usually measured in milliliters or gallons per day. This is important because if the machine’s output is too low for the room size, it won’t make enough difference, and if it’s too high, it could make the air too damp. For small rooms like bedrooms, a low output is sufficient; for large living spaces, look for higher output. Start by measuring your room and check the manufacturer's recommended room size ratings—always pick a model that matches or slightly exceeds your room to ensure effective performance.
Tank CapacityTank capacity refers to how much water the humidifier can hold before it needs a refill. A larger tank means longer operation between refills, which is great for bedrooms or nurseries overnight or for busy people who don’t want to refill often. Smaller tanks are lighter and easier to handle, but require more frequent attention. Consider how often you want to refill the humidifier—if you want minimal hassle, choose a larger tank, but if you prefer a lightweight, unobtrusive device or have limited space, a smaller one might work best.
Type (Evaporative, Ultrasonic, Steam/Vaporizer)The type of humidifier describes how it adds moisture to the air. Evaporative models use a fan and wick filter to blow moisture out; they’re reliable and less likely to over-humidify but can be noisier. Ultrasonic ones use high-frequency vibrations to create a fine mist and are usually quieter and more modern-looking. Steam vaporizers boil water to release steam; they can get very clean air but consume more electricity and get hot. If you want quiet operation, choose ultrasonic; if you prefer basic technology, evaporative is a solid pick; and if you need occasional medicated steam, vaporizers are worth a look.
Noise LevelNoise level is simply how loud the humidifier is when running, usually described in decibels (dB). This matters most if you’re using it in a bedroom, office, or baby's room. Quieter humidifiers are generally below 30 dB and are ideal for light sleepers or work environments. If noise isn’t an issue for you—maybe it’s going in a living room or kitchen—this spec is less important, but always check if you’re sensitive to sound.
Maintenance (Cleaning and Filter Replacement)Maintenance refers to how often and how easily you need to clean the unit or replace any filters. It matters because dirty humidifiers can grow mold or bacteria, which is unhealthy. Evaporative types usually need regular filter changes, while ultrasonic ones may need less frequent but thorough tank cleaning. Think about your willingness or ability to do regular cleaning—if you want less work, look for models labeled as 'easy to clean' or filter-free, but always plan for some maintenance.
Adjustable Humidity Settings and ControlsAdjustable humidity settings let you control how much moisture is added to the room, usually with a manual dial or digital controls. Some models have built-in humidistats that automatically shut off the machine at your chosen humidity level. This feature is important if you want precise comfort or live in a climate that changes a lot. If you want a 'set it and forget it' experience, look for models with humidistats and auto shut-off; if you prefer to adjust it yourself, basic controls are fine.
Additional Features (Timers, Night Lights, Aromatherapy)Many humidifiers offer extra features such as timers, night lights, or aromatherapy (oil trays). These extras can add convenience or pleasure, like setting the humidifier to turn off automatically or enjoying a calming scent. If you value these lifestyle touches—like a gentle light for a child’s room or timer for energy savings—seek them out, but if you want simplicity, basic models without extras are perfectly functional.

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