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10 Best Inexpensive Humidifiers 2025 in the United States

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Our Top Picks

#1

Winner

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

Rating
10.0
Chosen by1,251
Type of Humidifier
Coverage Area
Water Tank Capacity

Most important from
41079 reviews

Type of Humidifier
The humidifier cools the surrounding air slightly, which is refreshing in dry, warm environments but may feel clammy in cooler spaces.
Coverage Area
Generous and steady moisture output avoids puddles or residue on nearby surfaces.
Water Tank Capacity
The 3-liter tank size balances long run times with easy handling and refilling.
Noise Level
The humidifier operates incredibly quietly, making it barely noticeable even in quiet rooms or bedrooms.
Ease of Cleaning
The top-fill design makes refilling and cleaning straightforward, minimizing mess and hassle.
Additional Features
Smart features like app control and voice commands via Alexa or Google Assistant offer convenient scheduling and remote adjustments.

The LEVOIT Dual 200S is an ultrasonic cool mist humidifier that fits well for bedroom spaces up to about 290 square feet. Its 3-liter water tank is a good size, allowing it to run for many hours without refilling, and the top-fill design makes adding water and cleaning straightforward without mess. It runs quietly thanks to upgraded noise-reducing features, making it a great choice for light sleepers or quiet rooms.

This model stands out with smart features like app and voice control via Alexa or Google Assistant, letting you adjust humidity remotely or with simple voice commands. It also has an auto mode with a built-in sensor to maintain your set humidity level automatically, which is great for convenience and energy savings. An added bonus is the ability to use essential oils for gentle fragrance, enhancing your room's atmosphere.

While it covers medium-sized rooms well, it may not be enough for larger spaces, and the warranty/support is US-based which might be less convenient internationally. It is also important to avoid overfilling the tank to keep it running smoothly. This humidifier delivers good value for those seeking quiet operation, smart control, and easy maintenance in a moderately sized room.

Rating
10.0
Chosen by1,251
Type of Humidifier
Coverage Area
Water Tank Capacity

Most important from
41079 reviews

Type of Humidifier
The humidifier cools the surrounding air slightly, which is refreshing in dry, warm environments but may feel clammy in cooler spaces.
Coverage Area
Generous and steady moisture output avoids puddles or residue on nearby surfaces.
Water Tank Capacity
The 3-liter tank size balances long run times with easy handling and refilling.
Noise Level
The humidifier operates incredibly quietly, making it barely noticeable even in quiet rooms or bedrooms.
Ease of Cleaning
The top-fill design makes refilling and cleaning straightforward, minimizing mess and hassle.
Additional Features
Smart features like app control and voice commands via Alexa or Google Assistant offer convenient scheduling and remote adjustments.
#2

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
9.7
Coverage Area
Water Tank Capacity
Noise Level

Most important from
41079 reviews

Coverage Area
Its sleek design fits perfectly in small to medium rooms, offering both functionality and style.
Water Tank Capacity
With a large capacity, it can run all night for up to three days without needing a refill.
Noise Level
The humidifier runs very quietly while delivering powerful mist output, making it ideal for bedrooms and nurseries.
Ease of Cleaning
Its top-fill design prevents spills and makes refilling quick and hassle-free.
Additional Features
The adjustable mist flow and 360° nozzle allow precise control over moisture direction.

The LEVOIT Dual150 is a cool mist ultrasonic humidifier with a 3-liter water tank, suitable for rooms up to about 290 square feet. Its top-fill design makes refilling easy and reduces spills, which is great for quick maintenance. The 3-liter capacity allows it to run up to 25 hours on a single fill, meaning less frequent refills especially overnight. It operates very quietly, making it ideal for bedrooms, nurseries, or any space where noise might disturb sleep. A handy knob controls mist output, and the 360° adjustable nozzle lets you direct the moisture wherever you need it most.

This model also doubles as an essential oil diffuser, letting you add a pleasant scent to your room, and includes an optional night light to create a calming atmosphere. It comes with a pre-installed water filter and offers replaceable filters to maintain good performance and hygiene. On the downside, while cleaning is generally easy thanks to the wide opening, some users may find the plastic parts require regular care to avoid buildup. Also, although it covers small to medium rooms well, it might not be sufficient for larger living areas.

Its simple controls are intuitive but lack digital displays or smart features found in pricier models. For those seeking an affordable, quiet humidifier with decent capacity and added aromatherapy options, the LEVOIT Dual150 meets these needs effectively.

Rating
9.7
Coverage Area
Water Tank Capacity
Noise Level

Most important from
41079 reviews

Coverage Area
Its sleek design fits perfectly in small to medium rooms, offering both functionality and style.
Water Tank Capacity
With a large capacity, it can run all night for up to three days without needing a refill.
Noise Level
The humidifier runs very quietly while delivering powerful mist output, making it ideal for bedrooms and nurseries.
Ease of Cleaning
Its top-fill design prevents spills and makes refilling quick and hassle-free.
Additional Features
The adjustable mist flow and 360° nozzle allow precise control over moisture direction.
#3

LEVOIT 6L Smart Warm and Cool Mist Humidifiers for Home Bedroom, 60H Runtime and Auto Customized Humidity for Large room, Schedule, Easy Top Fill, Essential Oil Diffuser, Whisper-Quiet, Handle, Black

Rating
8.5
Type of Humidifier
Coverage Area
Water Tank Capacity

Most important from
4665 reviews

Type of Humidifier
The ability to switch between warm and cool mist or use both simultaneously adds versatile comfort options.
Coverage Area
It effectively maintains comfortable humidity levels throughout the night with a large tank that rarely needs refilling.
Water Tank Capacity
It effectively maintains comfortable humidity levels throughout the night with a large tank that rarely needs refilling.
Noise Level
Quiet operation makes it ideal for bedroom use without disturbing sleep.
Ease of Cleaning
Regular cleaning is necessary but made easier compared to other models, even when using tap water.
Additional Features
Remote control via a smartphone app allows easy adjustment of humidity levels and provides insightful graphs of humidity and mist over time.

The LEVOIT OasisMist 600S is a versatile ultrasonic humidifier suitable for medium to large rooms up to about 430 square feet. It features a generous 6-liter water tank that can run up to 60 hours without a refill, making it ideal for those who prefer less frequent maintenance. Users can select between warm and cool mist options, helping reduce white dust and providing safer warm mist temperatures, which benefits people with sinus issues or sensitive skin. Its noise-reduction technology ensures quiet operation, making it appropriate for bedrooms and living areas without disturbing sleep.

A notable feature of this model is its smart control capabilities. It can be managed remotely via an app, allows scheduling, and includes an auto mode to maintain humidity levels between 40% and 60%, a comfortable range for most individuals. The top-fill design with a wide opening simplifies refilling and cleaning compared to many other humidifiers, minimizing spills and hard-to-reach areas. Additionally, it has an aroma diffuser function that lets users add essential oils for a pleasant scent experience.

This humidifier is somewhat larger and heavier than simpler models, which might not be ideal for very small spaces or those seeking an ultra-compact device. While reasonably priced given its capacity and features, it may exceed the needs of someone looking for a basic, inexpensive humidifier. Maintaining regular cleaning is important to ensure healthy use and prolong the unit's lifespan, as is typical with most humidifiers. This LEVOIT model is a strong choice for those who want a quiet, large-capacity humidifier with smart controls and mist options, especially users who value automation and aromatherapy.

Rating
8.5
Type of Humidifier
Coverage Area
Water Tank Capacity

Most important from
4665 reviews

Type of Humidifier
The ability to switch between warm and cool mist or use both simultaneously adds versatile comfort options.
Coverage Area
It effectively maintains comfortable humidity levels throughout the night with a large tank that rarely needs refilling.
Water Tank Capacity
It effectively maintains comfortable humidity levels throughout the night with a large tank that rarely needs refilling.
Noise Level
Quiet operation makes it ideal for bedroom use without disturbing sleep.
Ease of Cleaning
Regular cleaning is necessary but made easier compared to other models, even when using tap water.
Additional Features
Remote control via a smartphone app allows easy adjustment of humidity levels and provides insightful graphs of humidity and mist over time.

Buying Guide for the Best Inexpensive Humidifiers

Choosing the right humidifier can make a significant difference in your comfort and health, especially during dry seasons or in arid climates. Humidifiers add moisture to the air, which can help alleviate dry skin, irritated sinuses, and other discomforts caused by dry air. When selecting an inexpensive humidifier, it's important to consider several key specifications to ensure you get the best fit for your needs. Here are the main factors to consider and how to navigate them.
Type of HumidifierThere are several types of humidifiers, including ultrasonic, evaporative, and steam vaporizers. Ultrasonic humidifiers use high-frequency vibrations to produce a fine mist and are generally quieter and more energy-efficient. Evaporative humidifiers use a fan to blow air through a wet wick or filter, which can be more effective in larger spaces but may require more maintenance. Steam vaporizers heat water to create steam, which can kill bacteria but may consume more energy. Choose the type based on your preference for noise level, maintenance, and energy consumption.
Coverage AreaThe coverage area indicates the maximum space the humidifier can effectively humidify, usually measured in square feet. Small humidifiers are suitable for personal use or small rooms (up to 300 sq ft), medium ones for bedrooms or living rooms (300-500 sq ft), and large units for open spaces or entire apartments (over 500 sq ft). Select a humidifier with a coverage area that matches the size of the room you intend to use it in to ensure optimal performance.
Water Tank CapacityThe water tank capacity determines how long the humidifier can run before needing a refill. Smaller tanks (up to 1 liter) may need frequent refills but are more portable, while larger tanks (1-5 liters) can run for longer periods, making them ideal for overnight use or larger rooms. Consider how often you are willing to refill the tank and how long you need the humidifier to run continuously when choosing the right capacity.
Noise LevelNoise level is an important factor, especially if you plan to use the humidifier in a bedroom or office. Ultrasonic humidifiers are typically the quietest, making them suitable for light sleepers or quiet environments. Evaporative models may produce more noise due to the fan. Check the product specifications for noise level ratings, often measured in decibels (dB), and choose one that fits your tolerance for noise.
Ease of CleaningRegular cleaning is essential to prevent mold and bacteria buildup in your humidifier. Some models have dishwasher-safe parts or wide openings that make cleaning easier. Look for humidifiers with simple designs and accessible components to ensure you can maintain it properly. If you prefer low-maintenance options, consider models with antimicrobial features or self-cleaning functions.
Additional FeaturesAdditional features can enhance the convenience and functionality of your humidifier. Common features include adjustable mist settings, built-in humidistats to maintain desired humidity levels, auto shut-off when the tank is empty, and night lights. Consider which features are important to you based on your specific needs and preferences. For example, a built-in humidistat can help maintain consistent humidity, while an auto shut-off feature adds safety and convenience.

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