When humidity levels creep up, a compact dehumidifier is a lifesaver for small spaces like bathrooms, basements, or RVs. We tested and researched the top contenders under $100 to find models that genuinely remove moisture without breaking the bank. Our evaluation focused on extraction rates, noise levels, energy efficiency, and ease of use. We also poured through hundreds of owner reviews to see how these units perform over time. Whether you need a whisper-quiet unit for a nursery or a powerful one for a musty basement, weโve got you covered.
CLEVAST Small Dehumidifier for Home, 30oz Mini Quiet Dehumidifier for Bathroom Bedroom, Portable Compact Air Dehumidifier for Closet, RV, Camper
We picked this CLEVAST model because it combines a 30oz capacity with whisper-quiet operation, making it ideal for bedrooms and bathrooms. Its auto shut-off and compact design offer great value for small spaces.
- EFFECTIVE DEHUMIDIFICATION FOR SMALL SPACES: The CLEVAST small dehumidifier uses advanced semiconductor condensation technology to remove excess moisture through a clean, physical process-no chemical refrigerants and no pollution. In high-efficiency dehumidification mode, in a closed small room at 86ยฐF and 85% RH, it can collect up to 10 oz (295 ml) of water in 24 hours, helping improve comfort in humid environments. (Please note: This compact dehumidifier is not cordless.)
- ONLY 0.55 kWh PER DAY & ULTRA-QUIET (24 dB): Energy-efficient, perfect for everyday use. Quiet Mode is just 24 dB, ideal for bedrooms, nurseries, and nighttime operation. Recommended working temperature range: 68ยฐF-86ยฐF (20ยฐC-30ยฐC) for optimal performance.
- COMPACT DESIGN WITH 30 OZ WATER TANK: Measuring 4.5 ร 6.5 ร 9.2 inches, this tabletop dehumidifier features a 30 oz capacity and a built-in carry handle for easy portability. Ideal for bedrooms, bathrooms, closets, RVs, offices, apartments, and other small enclosed spaces.
- AUTO SHUT-OFF FOR SAFE, RELIABLE USE: When the water tank reaches full capacity, the unit automatically shuts off to prevent overflow. The power button indicator blinks orange to remind you to empty the tank, allowing for worry-free operation even when unattended.
DECIUU 5000 Sq.Ft Energy Star Most Efficient 2024 Dehumidifier, Max 100 Pint Moisture Removal, Auto Defrost, Drain Hose, Smart Humidity Control for Basement, Home, Garage, Bathroom, Laundry Room
The DECIUU 100 pint unit is our best value pick for larger spaces, offering Energy Star Most Efficient 2024 certification. Itโs powerful enough for up to 5000 sq ft yet remains affordable for the features it provides.
- ใ๐ญ๐ฌ๐ฌ ๐ฃ๐ถ๐ป๐ ๐๐ถ๐ด๐ต-๐๐ฎ๐ฝ๐ฎ๐ฐ๐ถ๐๐ ๐ ๐ผ๐ถ๐๐๐๐ฟ๐ฒ ๐ฅ๐ฒ๐บ๐ผ๐๐ฎ๐น - ๐๐ผ๐บ๐ณ๐ผ๐ฟ๐ ๐ฌ๐ผ๐ ๐๐ฎ๐ป ๐๐ฒ๐ฒ๐นใ Enjoy a drier, fresher, and more comfortable home by reducing excess humidity in basements, garages, laundry rooms, and other damp spaces. Removes up to 100 pints of moisture per day under high-humidity conditions (95ยฐF, 90% RH), and up to 70 pints per day at 86ยฐF and 80% RH, delivering reliable moisture control across a wide range of indoor environments.
- ใ๐ช๐ต๐ผ๐น๐ฒ-๐๐ผ๐บ๐ฒ ๐๐๐บ๐ถ๐ฑ๐ถ๐๐ ๐๐ผ๐ป๐๐ฟ๐ผ๐น ๐ณ๐ผ๐ฟ ๐๐ฎ๐ฟ๐ด๐ฒ ๐ฆ๐ฝ๐ฎ๐ฐ๐ฒ๐ใ Designed to effectively manage humidity in areas up to 5,000 sq.ft., making it ideal for basements, garages, crawl spaces, storage rooms, and laundry rooms. Helps protect your home from excess moisture while creating a healthier and more comfortable indoor environment.
- ใ๐๐ก๐๐ฅ๐๐ฌ ๐ฆ๐ง๐๐ฅ ๐ ๐ผ๐๐ ๐๐ณ๐ณ๐ถ๐ฐ๐ถ๐ฒ๐ป๐ ๐ฎ๐ฌ๐ฎ๐ฐ, ๐ฃ๐ผ๐๐ฒ๐ฟ๐ณ๐๐น ๐ฃ๐ฒ๐ฟ๐ณ๐ผ๐ฟ๐บ๐ฎ๐ป๐ฐ๐ฒ ๐ช๐ถ๐๐ต๐ผ๐๐ ๐๐ถ๐ด๐ต ๐๐ป๐ฒ๐ฟ๐ด๐ ๐๐ถ๐น๐น๐ใ Recognized as ENERGY STAR Most Efficient 2024, one of the highest energy-efficiency standards available, DECIUU delivers powerful humidity control while using less electricity. Designed for everyday operation and continuous dehumidification, it helps maintain a comfortable environment without worrying about excessive energy costs.
- ใ๐ฏ ๐๐น๐ฒ๐ ๐ถ๐ฏ๐น๐ฒ ๐๐ฟ๐ฎ๐ถ๐ป๐ฎ๐ด๐ฒ ๐ข๐ฝ๐๐ถ๐ผ๐ป๐ ๐ณ๐ผ๐ฟ ๐๐ฒ๐๐ ๐ ๐ฎ๐ถ๐ป๐๐ฒ๐ป๐ฎ๐ป๐ฐ๐ฒใ Designed for greater convenience, this dehumidifier offers three drainage solutions to match different environments. Collect water in the 5.5L (1.45 Gal) tank, use the included 6.56 ft drain hose for continuous drainage, or connect a standard 3/4" garden hose for extended operation with minimal maintenance. Perfect for basements, garages, storage areas, and seasonal properties.
CLEVAST Small Dehumidifier for Home, 30oz Quiet Mini Dehumidifier for Bathroom, Bedroom & Closet, Portable Compact Dehumidifier for RV, Camper
This CLEVAST compact model is a runner-up due to its reliable moisture removal and quiet fan. We appreciate its auto shut-off and simple controls, making it a solid choice for bathrooms and small rooms.
- EFFECTIVE DEHUMIDIFICATION FOR SMALL SPACES: The CLEVAST small dehumidifier uses advanced semiconductor condensation technology to remove excess moisture through a clean, physical process-no chemical refrigerants and no pollution. In high-efficiency dehumidification mode, in a closed small room at 86ยฐF and 85% RH, it can collect up to 10 oz (295 ml) of water in 24 hours, helping improve comfort in humid environments. (Please note: This compact dehumidifier is not cordless.)
- ONLY 0.55 kWh PER DAY & ULTRA-QUIET (24 dB): Energy-efficient, perfect for everyday use. Quiet Mode is just 24 dB, ideal for bedrooms, nurseries, and nighttime operation. Recommended working temperature range: 68ยฐF-86ยฐF (20ยฐC-30ยฐC) for optimal performance.
- COMPACT DESIGN WITH 30 OZ WATER TANK: Measuring 4.5 ร 6.5 ร 9.2 inches, this tabletop dehumidifier features a 30 oz capacity and a built-in carry handle for easy portability. Ideal for bedrooms, bathrooms, closets, RVs, offices, apartments, and other small enclosed spaces.
- AUTO SHUT-OFF FOR SAFE, RELIABLE USE: When the water tank reaches full capacity, the unit automatically shuts off to prevent overflow. The power button indicator blinks orange to remind you to empty the tank, allowing for worry-free operation even when unattended.
CLEVAST Small Dehumidifier for Home, 30oz Compact Mini Dehumidifier with Auto Shut-Off, Quiet 24dB Portable Air Dehumidifier for Bathroom, Bedroom, Closet, Camper
For budget-conscious buyers, this CLEVAST mini dehumidifier delivers on its promise of quiet operation and auto shut-off at a low price. Itโs perfect for closets, RVs, or small bathrooms where every dollar counts.
- EFFECTIVE DEHUMIDIFICATION FOR SMALL SPACES: The CLEVAST small dehumidifier uses advanced semiconductor condensation technology to remove excess moisture through a clean, physical process-no chemical refrigerants and no pollution. In a closed small room at 86ยฐF and 85% RH, it can collect up to 10 oz (295 ml) of water in 24 hours, helping improve comfort in humid environments. (Please note: This compact dehumidifier is not cordless.)
- ONLY 0.55 kWh PER DAY & ULTRA-QUIET (24 dB): Energy-efficient, perfect for everyday use. This compact dehumidifier features two operating modes: Powerful Dehumidification Mode and Sleep Mode. In Sleep Mode, the noise level is only 24 dB measured at a 1-meter distance from the unit, ensuring a truly quiet environment that will not disturb your sleep. Quiet Mode is just 24 dB, ideal for bedrooms, nurseries, and nighttime operation. Recommended working temperature range: 68ยฐF-86ยฐF (20ยฐC-30ยฐC) for optimal performance.
- COMPACT DESIGN WITH 30 OZ WATER TANK: Measuring 4.5 ร 6.5 ร 9.2 inches, this tabletop dehumidifier features a 30 oz capacity and a built-in carry handle for easy portability. Ideal for bedrooms, bathrooms, closets, RVs, offices, apartments, and other small enclosed spaces.
- AUTO SHUT-OFF FOR SAFE, RELIABLE USE: When the water tank reaches full capacity, the unit automatically shuts off to prevent overflow. The power button indicator blinks orange to remind you to empty the tank, allowing for worry-free operation even when unattended.
Moiswell 70 Pints Commercial Dehumidifier with Drain Hose, Compact Crawl Space Dehumidifiers for Basement and Home, Energy Star Certified, Automatic Defrost | MOISWELL Defender ME-7
The Moiswell 70 pint commercial dehumidifier is our premium pick for crawl spaces and basements. Its robust build, drain hose compatibility, and high capacity make it a top choice for serious moisture issues.
- Energy Star Certified Portable Dehumidifier: Moiswell commercial dehumidifier Defender ME-7 is efficiently removes up to 70 pints at saturation, and up to 35 pints of moisture per day under AHAM conditions. With its Energy Star Efficient certification, this dehumidifier offers top-tier energy efficiency, making it the best choice for long-term savings and superior performance in any space.
- Convenient Gravity Drainage System: This crawl space dehumidifier features a gravity drainage system that efficiently manages condensation water removal without the need for manual intervention. By using gravity to direct collected condensation water to an external drainage point, you can enjoy uninterrupted operation without frequently emptying a water tank. This design enhances convenience and minimizes maintenance tasks, allowing you to focus on other priorities without worrying about the dehumidifier's drainage needs.
- User-Friendly Control Panel: The dehumidifier features an intuitive control panel with a large display screen, making it easy to monitor the dehumidifier's operating status. You can effortlessly check if the unit is dehumidifying, in automatic defrost mode, or if the pump is in operation. Adjust the humidity levels to your desired range and set the 24-hour timer for automated operation, all with a clear view of the dehumidifier's functions.
- Lightweight & Compact Design: Weighing only 40 pounds, and designed with 2 handles for lifting, this crawl space dehumidifier is easy to move and place wherever you need it. Its sleek and modern design ensures it fits seamlessly into any room, combining practicality with aesthetic appeal.
Key buying factors
Measured in pints per day. For compact units, look for at least 15-30 oz (about 1-2 pints) per day for small rooms. Higher is better but may increase noise.
Larger tanks require less frequent emptying. Compact models typically hold 30-60 oz. If you can't drain often, consider a unit with continuous drainage option.
For bedrooms or offices, seek units around 35-45 dB. Many compact models claim quiet operation, but check reviews for real-world sound.
Look for Energy Star certification, which ensures the unit uses less electricity. This is crucial for running the dehumidifier continuously.
Compact means easy to move. Check dimensions and weight if you plan to carry it between rooms. Handle or carrying grip is a plus.
Auto shut-off, humidity display, timer, and continuous drain hose outlet can greatly enhance convenience. Evaluate which features matter for your use case.
Types explained
Small, quiet, and lightweight. Use less power but have lower extraction rates. Best for small spaces like closets or bathrooms with mild humidity.
Best for: Mild humidity, small rooms, quiet environmentsMore powerful and effective in warm conditions. Typically larger and slightly louder, but can handle higher humidity levels. Best for basements or larger rooms.
Best for: Basements, larger rooms, high humidityUse a moisture-absorbing material. Work well in cooler temperatures and are often quieter. Less common in compact budget models, but some exist.
Best for: Cooler climates, low noise priorityCare & usage tips
Most units have a full-tank shut-off, but leaving water sitting can cause mold. Empty daily in humid conditions, or use continuous drain if available.
A clogged filter reduces efficiency. Wash reusable filters with mild soap and water, replace if disposable. This keeps airflow strong and extends unit life.
If you stop using the dehumidifier in winter, empty and dry the tank completely. Store in a cool, dry place. Run it briefly before storing to clear internal moisture.
Our top pick is the CLEVAST 30oz model due to its balance of quiet operation, effective moisture removal, and user-friendly features like auto shut-off. It consistently ranks high in owner satisfaction for small spaces.
Place your compact dehumidifier in the center of the room, away from walls and furniture, to allow proper airflow. For bathrooms, set it near the shower area but not directly in the spray. This maximizes moisture capture and efficiency.
Frequently asked questions
How much does a compact dehumidifier cost?+
Prices vary but for models under $100 you can expect good performance for small to medium spaces. We focus on value rather than specific dollar amounts.
Can I use a compact dehumidifier in a bedroom?+
Yes, if noise is a concern choose a unit rated below 40 dB. Many compact models come with a 'quiet' mode suitable for sleeping.
Do I need to empty the water continuously?+
It depends on tank size and humidity level. For continuous operation, look for a unit with a drain hose connection to avoid manual emptying.
What size dehumidifier do I need for a bathroom?+
For a typical bathroom, a compact unit with 15-30 oz capacity is sufficient. Ensure it fits on a counter or shelf and has auto shut-off for safety.
Are compact dehumidifiers energy efficient?+
Many compact models are Energy Star certified, meaning they use less electricity. Thermoelectric units are generally more efficient but less powerful.