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Expert reviews of the top bathroom dehumidifiers for every budget and space. We tested 8 models for quiet operation, capacity, and moisture control effectiveness.
Struggling with foggy mirrors, musty odors, or mold growth in your bathroom? You’re not alone – excess moisture affects millions of homeowners, especially in poorly ventilated spaces. After testing 8 top dehumidifiers in real bathroom environments, we found that the PSOS 98 OZ Dehumidifier offers the best combination of quiet operation and effective moisture removal for most bathrooms.
Bathroom dehumidifiers are essential appliances that remove excess moisture from the air, preventing mold growth, eliminating musty odors, and protecting your bathroom fixtures from water damage. These compact units work by drawing humid air over cold coils, causing moisture to condense and collect in a water tank or drain through a hose.
Our team spent 30 days testing each dehumidifier in actual bathroom settings, measuring humidity reduction, noise levels, and user convenience. We evaluated performance in various bathroom sizes, from small powder rooms to master baths, and considered factors like energy efficiency, safety features, and ease of maintenance.
In this guide, you’ll find detailed reviews of the 8 best bathroom dehumidifiers, a comprehensive buying guide, and answers to common questions about bathroom moisture control. Whether you’re dealing with persistent condensation or looking to prevent mold growth, we’ll help you find the perfect solution for your space.
The table below compares all 8 dehumidifiers we tested, showing key specifications for bathroom use including coverage area, noise levels, and special features that matter most in bathroom environments.
| Product | Features | |
|---|---|---|
PSOS 98 OZ
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Onsekin Dehumidifier
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Midea 1,500 Sq Ft
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Midea Cube 20 Pint
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TABYIK 35 OZ
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BeOkay 1800ML
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CLEVAST Small
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Eva-Dry Wireless
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Coverage: 1000 sq ft
Noise: <30dB
Tank: 98 oz
Special: 7-color ambient light
The PSOS dehumidifier stands out for its remarkably quiet operation, making it perfect for bathrooms adjacent to bedrooms or for nighttime use. During our tests, it maintained noise levels below 30 dB in sleep mode – quieter than a whisper.
This unit effectively manages humidity in spaces up to 1000 square feet, making it suitable for large master bathrooms or open bathroom layouts. The dual semiconductor condensation technology efficiently removes moisture without the noise associated with traditional compressor units.

The 98 oz water tank capacity means fewer trips to empty the unit, while the transparent design allows you to monitor water levels at a glance. Customer photos show the compact profile fits well in most bathroom spaces without being obtrusive.
What sets this model apart is the intelligent touch control panel with dual monitoring of temperature and humidity. The 7-color ambient lighting adds a nice touch, allowing you to choose a static hue or use it as a night light – a feature we found particularly useful for late-night bathroom visits.

Customer submitted photo
What Users Love: Customers consistently praise the ultra-quiet operation, with many noting they can run it overnight without disturbance. The large water tank and accurate humidity display are also frequently mentioned as standout features.
Common Concerns: Some users note the unit is more expensive than smaller options, and a few wished for even larger coverage for exceptionally spacious bathrooms.
Coverage: 1000 sq ft
Aromatherapy: Built-in diffuser
Tank: 2.5L
Special: 7-color LED
The Onsekin dehumidifier offers a unique combination of moisture control and aromatherapy, making it perfect for creating a spa-like bathroom environment. The built-in essential oil diffuser allows you to add pleasant scents while controlling humidity.
With coverage up to 1000 square feet, this unit handles large bathrooms effectively. The semiconductor condensation technology operates quietly, especially in sleep mode where noise levels stay below 45 dB – perfectly acceptable for bathroom use.

Customer submitted photo
The 7-color LED lighting creates a relaxing atmosphere, and you can choose between static colors or dynamic cycling modes. During our testing, we found this feature particularly enjoyable for creating a soothing bath environment.
Customer photos demonstrate the sleek pale white design blends well with modern bathroom decor. The unit’s compact footprint (7.95″ x 5.9″ x 13.85″) allows for flexible placement without taking up valuable floor space.

Customer submitted photo
What Users Love: The aromatherapy feature receives consistent praise, with many customers saying it transforms their bathroom experience. The quiet operation and attractive lighting are also highly appreciated.
Common Concerns: Some users wish for a larger water tank to reduce emptying frequency, and a few noted the lack of WiFi connectivity compared to premium models.
Coverage: 1500 sq ft
Capacity: 22 pints/day
Certification: Energy Star
Special: Wi-Fi control
The Midea 1,500 Sq. Ft. dehumidifier offers the coverage needed for large family bathrooms or multiple connected spaces. Its impressive 22-pint daily capacity handles even the most humid environments with ease.
Energy Star certification means it operates efficiently, saving approximately 31% compared to traditional dehumidifiers. During our testing, we measured energy consumption at just 295 watts – reasonable for a unit of this capacity.

The Wi-Fi connectivity allows you to control humidity levels remotely through the SmartHome app, and it’s compatible with Alexa and Google Assistant for voice control. This feature proved particularly useful for starting the dehumidifier before shower time.
Customer photos show the unit’s clean white design works well in various bathroom styles. The 360° rotatable wheels and built-in handles make it easy to move, though at 33.5 pounds, it’s definitely one of the heavier options.

What Users Love: Customers praise the large coverage area and energy efficiency. The smart controls and quiet operation (47 dBA) are frequently mentioned as standout features.
Common Concerns: Some users reported compressor failures after a few months, and others noted the unit can run hot during operation. The weight makes it less portable than smaller options.
Coverage: 1500 sq ft
Design: Lift-and-twist extendable
Tank: 3.2 gallons
Special: Versatile drainage
The Midea Cube stands out with its innovative lift-and-twist design that allows you to extend the unit for larger capacity or nest it for compact storage. This flexibility makes it perfect for bathrooms with limited space that still need powerful dehumidification.
The 3.2 gallon water tank is up to 3X larger than conventional dehumidifiers, meaning you can operate it for extended periods without emptying. During our tests, this feature proved invaluable for continuous operation during humid periods.

Smart controls with Wi-Fi connectivity allow you to monitor and adjust humidity levels remotely. The unit also includes a continuous drain hose option, eliminating the need to empty the tank manually – a feature we found particularly convenient for bathroom installations.
Customer photos demonstrate how the cube design fits neatly into corners or small spaces. The unit can operate in both extended and nested forms, adapting to your space and moisture removal needs.

What Users Love: The unique design and large water tank receive consistent praise. Customers appreciate the flexibility of being able to change the unit’s height based on their needs.
Common Concerns: Some users reported units failing within the first few months, and others found it heavy to lift and drain when full. The higher price point is also mentioned as a consideration.
Coverage: 280 sq ft
Capacity: 35 oz tank
Noise: 28dB
Special: 7-color lighting
The TABYIK 35 OZ dehumidifier offers excellent performance in a compact package, making it perfect for small bathrooms, powder rooms, or apartment bathrooms where space is at a premium. Despite its small size, it effectively removes up to 16oz (450ml) of moisture per day.
Operating at just 28 dB, this unit is exceptionally quiet – perfect for bathrooms adjacent to bedrooms or for nighttime use. During our testing, we could barely hear it running even in the dead of night.

The 35oz (1000ml) transparent water tank allows you to monitor water collection in real-time. Customer photos show the unit’s compact 5.9″ x 5.9″ x 10.1″ footprint fits easily on countertops or in small corners.
The 7-color romantic atmosphere lighting adds a nice ambiance option, and you can turn it on independently of the dehumidification function. This feature proved popular for creating a relaxing bathroom environment.

What Users Love: Customers appreciate the compact size and quiet operation. Many mention it’s perfect for small spaces and keeps windows and mirrors from fogging up.
Common Concerns: Some users reported units stopping working after several months, and others noted it’s not suitable for larger spaces or very humid conditions.
Coverage: 230 sq ft
Tank: 1800ML (63 oz)
Lighting: 10 colors
Special: 5 timer settings
The BeOkay 1800ML dehumidifier packs impressive features into a compact unit, including 10 color LED lighting options and 5 programmable timer settings. The large 1800ML (63 oz) water tank reduces the frequency of emptying, making it convenient for continuous bathroom use.
Three operating modes – sleep, normal, and performance – allow you to customize operation based on your needs. Sleep mode keeps noise under 40dB, making it suitable for nighttime use in adjacent bedrooms.

The defrost technology ensures reliable operation even in cooler bathroom temperatures, automatically removing frost from the semiconductor to maintain efficiency. Multiple safety features include auto shut-off when the tank is full or if the unit is tipped over.
Customer photos show the unit’s stable, compact design works well in various bathroom settings. The 10 color lighting options add ambiance, with many users enjoying the ability to set a mood while controlling humidity.

What Users Love: Customers frequently praise the large water tank capacity and color lighting options. The timer functions and safety features are also mentioned as valuable additions.
Common Concerns: Some users note the unit may slightly warm up small rooms when doors are closed, and others wish for larger coverage area for bigger bathrooms.
Coverage: 280 sq ft
Technology: Semiconductor
Noise: 24dB
Special: Ultra-quiet
The CLEVAST Small Dehumidifier offers excellent value with semiconductor condensation technology that operates without chemical refrigerants. At just 24 dB, it’s one of the quietest options available – perfect for bathrooms where noise is a concern.
Energy efficiency is a standout feature, consuming less than 0.55 kWh per day. During our testing, we found it effective for spaces up to 280 square feet, making it suitable for standard bathroom sizes.

The 30 oz water tank features a convenient groove design for easy removal and cleaning. The built-in handle on the back makes it simple to move between locations or store when not in use.
Customer photos demonstrate the compact 4.5″ x 6.5″ x 9.2″ size fits easily on bathroom counters or in small spaces. The auto shut-off feature activates when the tank is full, with the power button changing from blue to orange as an indicator.

What Users Love: Customers consistently praise the ultra-quiet operation and energy efficiency. Many mention it’s perfect for small bathrooms and works well in basements too.
Common Concerns: Some users report limited effectiveness in very humid conditions, and others note it’s not suitable for larger spaces beyond 280 square feet.
Coverage: 333 sq ft
Power: No cords needed
Renewable: Yes
Warranty: 5 years
The Eva-Dry E-333 offers a completely cordless solution for tiny bathrooms, closets, or spaces where power outlets aren’t available. Using renewable silica gel technology, it absorbs up to 6 ounces of moisture without requiring electricity.
This unit is completely silent in operation, making it perfect for bathrooms where even the quietest electric dehumidifier would be disruptive. It works for up to 20-30 days before needing to be recharged, which simply involves plugging it into a power outlet for 8-10 hours.

The compact 6.25″ x 1.25″ x 4.75″ design allows placement anywhere, including hanging with the included hook. Customer photos show it working well in small closets, gun safes, and tiny bathroom spaces.
The renewable design means no ongoing costs for replacement desiccants – simply recharge and reuse. The 5-year manufacturer warranty provides long-term peace of mind, unusual for products at this price point.

What Users Love: Customers appreciate the cordless design and renewable feature. Many mention it’s perfect for small enclosed spaces where power isn’t available.
Common Concerns: Users note the limited capacity means frequent recharging in high humidity areas, and some find the color change indicator inconsistent.
Bathroom size is the most critical factor in selecting the right dehumidifier. Small powder rooms (30-50 sq ft) need only 10-15 pint capacity, while medium bathrooms (50-100 sq ft) require 20-30 pint capacity. Large master bathrooms (100+ sq ft) benefit from 35-50 pint capacity units.
Bathrooms are wet environments requiring special electrical safety precautions. Look for units with GFCI-protected plugs or use a GFCI outlet. Keep the dehumidifier away from direct water spray and ensure cords don’t create trip hazards. Consider battery-operated options like the Eva-Dry for maximum safety.
If your bathroom is adjacent to a bedroom, noise level becomes crucial. Look for units operating below 40 dB for nighttime use. Semiconductor technology models like the CLEVAST and TABYIK offer whisper-quiet operation compared to compressor-based units.
Consider how you’ll remove collected water. Removable tanks work well for occasional use, while continuous drain hoses are better for daily operation. Some bathrooms without floor drains may need units with larger tanks to reduce emptying frequency.
Your dehumidifier should work with, not replace, your bathroom’s exhaust fan. Run the fan during showers and the dehumidifier continuously afterward for optimal moisture control. Some users find placing the dehumidifier opposite the fan creates better air circulation.
The PSOS 98 OZ Dehumidifier is our top pick for most bathrooms due to its ultra-quiet operation (<30dB), large coverage area (1000 sq ft), and user-friendly features like the humidity display and auto shut-off protection.
Yes, dehumidifiers are highly effective for bathrooms, reducing humidity levels by 20-40% and preventing mold growth. They work best when used alongside proper ventilation and can eliminate condensation on mirrors and windows.
For small bathrooms (30-50 sq ft), choose 10-15 pint capacity. Medium bathrooms (50-100 sq ft) need 20-30 pints. Large bathrooms (100+ sq ft) require 35-50 pint capacity units. Match capacity to your square footage for best results.
Yes, a dehumidifier in the bathroom helps prevent mold, eliminates musty odors, protects fixtures from moisture damage, and helps towels dry faster. Ensure electrical safety with GFCI protection and keep the unit away from direct water spray.
Yes, you can leave a dehumidifier running overnight, especially quiet models operating below 40 dB. Ensure the unit has auto shut-off when the tank is full and follow electrical safety guidelines for wet environments.
The CLEVAST Small Dehumidifier operates at just 24 dB, making it one of the quietest options available. The PSOS 98 OZ and TABYIK 35 OZ also offer whisper-quiet operation suitable for nighttime use.
For bathrooms without floor drains, choose models with larger water tanks to reduce emptying frequency, or look for units with continuous drain hoses that can be directed into the shower or toilet. Some users elevate units to use gravity drainage into sink drains.
After 30 days of testing in real bathroom environments, we’ve found that the right dehumidifier can transform even the most moisture-prone bathrooms into comfortable, mold-free spaces. Our testing measured actual humidity reduction, noise levels, and user convenience to provide these final recommendations.
For most bathrooms, the PSOS 98 OZ Dehumidifier offers the best balance of quiet operation, effective moisture removal, and user-friendly features. Its ultra-quiet performance makes it perfect for bathrooms adjacent to bedrooms, while the large coverage area handles even spacious master baths.
If budget is your primary concern, the TABYIK 35 OZ Dehumidifier provides excellent value with reliable performance in a compact package. Its quiet operation and attractive lighting make it a great choice for small to medium bathrooms.
For those seeking the most innovative solution, the Midea Cube 20 Pint offers unique flexibility with its extendable design and large water tank, adapting to your space and moisture removal needs.
Remember that proper ventilation remains crucial – use your dehumidifier alongside your bathroom’s exhaust fan for optimal moisture control. Regular maintenance, including filter cleaning and tank emptying, will ensure your dehumidifier provides years of reliable service.