High indoor humidity isn’t just uncomfortable; it is a health hazard. As moisture levels rise, risks like mold, mildew, and dust mites increase. A study even links relative indoor humidity to respiratory infections and allergies (1).
You must keep indoor humidity in check to protect your health and your home. The most effective solution is a powerful dehumidifier. These devices pull excess water from the air, creating a dry environment where mold struggles to survive.
But which unit should you buy? We spent hours researching specs, analyzing customer feedback, and consulting expert advice. We rounded up the best 70-pint dehumidifiers to help you reclaim your comfort.
- Excellent for large areas
- Smart features
- Continuous draining option
- Two optional modes
- Intelligent control panel
- Washable filter
- Fits most homes
- Suitable for large rooms
- Improves air quality
- Large water reservoir
- Easy to operate
- Creates a comfortable environment
70-Pint vs. 50-Pint Dehumidifiers
If you browse dehumidifiers online, you will see various capacity ratings. The most common comparison is between 50-pint and 70-pint models. Here is how they stack up.
Efficiency and Speed
A 70-pint dehumidifier removes up to 70 pints of moisture from the air in a 24-hour cycle. These units are built for speed and heavy-duty moisture removal.
If you have a large, damp basement, a 70-pint unit works faster than a 50-pint model. The 50-pint unit removes 20 fewer pints per day, meaning it must run longer to achieve the same result. For severe humidity, the 70-pint is the superior choice.
Energy Consumption
Comparing energy usage is tricky because it depends on the specific engineering of the unit. Generally, larger dehumidifiers draw more power while running.
However, a 70-pint unit often finishes the job quicker than a smaller model. Once it reaches the target humidity, it shuts off or switches to fan-only mode.
A 50-pint unit might run continuously to keep up with a very damp space, ultimately using more electricity. Ideally, you should match the size to the room. Using a massive 70-pint unit in a tiny, slightly damp bedroom is overkill and inefficient.
Price Points
Expect to pay more for a 70-pint unit. They utilize larger compressors and coils. However, the price gap varies by brand. investing in the larger unit is often worth the upfront cost for the speed and coverage it provides.
Built-In Pump vs. Condensate Pump
When shopping for a 70-pint dehumidifier, you will see options with and without built-in pumps. This feature changes how you get rid of the water.
Units with a built-in pump can push water vertically. You can run a small tube from the unit up to a sink or out a basement window. This allows for continuous drainage without gravity.
Units without a pump rely on gravity or a bucket.
- Bucket drainage: You must manually pull out the reservoir and dump it when it gets full. If you forget, the unit stops working.
- Gravity drainage: Most units have a spout on the back. You can attach a hose, but the water must flow downhill to a floor drain.
Is a Built-In Pump Necessary?
If you have a floor drain, you do not need a pump; gravity works fine. If you rely on a bucket, a pump is a luxury that saves you from heavy lifting.
However, pumps add mechanical complexity. They can clog or fail over time. Many users prefer a simpler unit and, if necessary, buy a separate external condensate pump later.
Buying Guide
The market is flooded with options. Here is a breakdown of the critical factors you need to consider before clicking “buy.”
Size and Placement
We know we want 70-pint capacity, but the physical dimensions of the box matter. These units are large appliances.
Check the measurements to ensure the unit fits your intended spot. You need clearance around the air intake and exhaust for it to work properly.
If you are placing it in a finished living room, look for a sleek, modern design. For basement use, aesthetics matter less than raw performance.
Portability
A 70-pint dehumidifier is heavy, often weighing over 40 or 50 pounds. You cannot easily carry it.
Ensure the model you choose has sturdy caster wheels. Handles are also a major plus, specifically indented side handles that make it easier to lift the unit over door thresholds or up stairs.
Key Features
Modern units come packed with tech. Here are the features that actually add value:
- Humidistat: This built-in sensor measures air moisture. It allows you to set a target percentage (e.g., 45 percent), and the machine cycles on and off to maintain it (2).
- Auto-restart: If your home loses power, this feature ensures the unit turns back on with your previous settings once electricity is restored.
- Auto-shutoff: This safety feature turns the machine off when the bucket is full to prevent water from spilling onto your floor.
- Full tank alert: A beep or light notifies you that the water reservoir needs emptying.
- Clean filter alert: Dehumidifiers process a lot of air. A dirty filter restricts airflow. This alert reminds you to wash the filter for optimal performance.
- Auto-defrost: In cooler basements (below 65°F), coils can freeze. Defrost mode detects ice and melts it automatically so the machine keeps working.
Ease of Use
You do not want to fight with your appliances. Look for a simple control panel with clear labels.
The water bucket design is critical. It should have a comfortable handle and a splash guard to prevent spills while you walk to the sink. A visible water level window is also helpful so you can check progress at a glance.
Filter access matters, too. You should be able to slide the filter out without taking the machine apart.
Reservoir Capacity
Do not confuse “70-pint capacity” (how much it removes in a day) with “tank capacity” (how much the bucket holds).
Most buckets hold between 1 and 2 gallons. A smaller tank means you will be emptying it multiple times a day if you don’t use the continuous drain hose. If you rely on the bucket, buy a unit with the largest tank possible.
Product Reviews
We analyzed the top-rated dehumidifiers on the market to find the ones that deliver on their promises. We judged these units on moisture removal speed, build quality, noise levels, and feature sets. Here are our top recommendations for drying out your home.
Waykar 80 Pints Energy Star Dehumidifier
Best Features
Why list an 80-pint unit in a 70-pint review? Because sometimes you need just a little more power. The Waykar 80-pint dehumidifier is a powerhouse for large homes and basements up to 5,000 square feet.
It features a sleek, modern design that fits well in living spaces. Beyond looks, it offers intelligent control with auto-shutoff and restart functions. If you need serious moisture removal without industrial ugliness, this is a top contender.
What We Like
Massive Coverage Area
This unit is rated for spaces up to 5,000 square feet. Whether you have a sprawling open-plan living area or a large, damp warehouse space, the Waykar 80-pint handles it with ease.
Smart Control Panel
The touch control panel is intuitive. You get a clear digital readout of the current humidity. You can easily set your target level, adjust fan speeds, or set the 24-hour timer to run exactly when you need it.
Easy Maintenance
Filters can get gross quickly. Waykar designed this unit with a washable filter that slides out easily. The “clean filter” alert takes the guesswork out of maintenance.
Flexible Drainage
You have options for getting rid of water. Use the 1.14-gallon bucket for manual emptying, or attach the included drain hose to bypass the bucket entirely. This continuous drain option is perfect for basement floor drains.
What We Don't Like
Manual Drainage Frequency
While powerful, the bucket is standard size. If you operate it at full capacity without the hose, you will need to empty the bucket frequently.
Product Specs
| Room Coverage | 5,000 square feet |
| Fan Speed | Two |
| Dimensions | 9.84 x 13.39 x 21.86 inches |
| Weight | 31.53 pounds |
| Reservoir Capacity | 1.14 gallons |
Our Ratings
Colzer 70-Pint Portable Dehumidifier
Best Portable Dehumidifier
The Colzer 70-pint unit balances power with portability. It is designed to be moved easily from room to room as your needs change.
It features a dedicated “Laundry Dry” mode, which is a unique addition for those who hang-dry clothes indoors. The digital interface is straightforward, making it a great choice for users who want plug-and-play simplicity.
What We Like
Dry Clothes Mode
This specific mode runs the fan and compressor at high speeds to dry out hanging laundry. It is excellent for apartments or homes without dryers, preventing that damp smell associated with indoor drying.
User-Friendly Display
The LED screen is large and bright. It displays the current room humidity and allows you to lock in your desired percentage. The buttons are responsive and clearly marked.
Washable Pre-Filter
Protecting the internal components is a reusable filter. You can pop it out, rinse it under warm water, let it dry, and slide it back in. No replacement costs required.
Compact Footprint
Compared to bulky older models, the Colzer is slimmer. It tucks neatly against a wall. The four caster wheels glide smoothly, so repositioning the unit is not a workout.
What We Don't Like
Compressor Noise
Like many high-capacity units, the compressor makes a noticeable hum. Some users report vibration noises if the unit is not perfectly level.
Capacity Ratings
Some users felt the water extraction rate was closer to a 50-pint model under certain temperature conditions.
Product Specs
| Room Coverage | 4,000 square feet |
| Fan Speeds | Two |
| Dimensions | 11.4 by 11.4 by 23.8 inches |
| Weight | 29 pounds |
| Reservoir Capacity | 1.18 gallons |
Our Ratings
Kesnos 70 Pint Dehumidifier
Best Compact Dehumidifier
The Kesnos 70-pint dehumidifier is a favorite for its blend of aesthetics and utility. It doesn’t look like an industrial appliance, yet it covers up to 4,500 square feet.
It is particularly popular for its eco-friendly operation and quiet design. If you need a dehumidifier that blends into a bedroom or family room without causing a distraction, this is a strong pick.
What We Like
Space-Saving Design
Finding space for a large appliance is tough. Kesnos created a compact shell that houses powerful components. It fits easily in corners or closets with louvered doors.
Intelligent Humidity Control
The sensors on this unit are highly responsive. Once your room hits the target humidity, the compressor shuts off to save energy. It kicks back on automatically when moisture levels rise.
Air Filtration
While not a dedicated purifier, the fine filter helps trap dust and large particles. This protects the machine and helps slightly reduce airborne allergens like dust mites.
Included Drain Hose
Kesnos includes a drain hose in the box. This saves you a trip to the hardware store if you plan on setting up continuous gravity drainage immediately.
What We Don't Like
Longevity Concerns
A handful of long-term users reported issues appearing after the one-year mark. Extended warranties might be worth considering.
Fan Noise
While quieter than some, the high fan setting is still audible and might be distracting if you are watching TV in the same room.
Product Specs
| Room Coverage | 4,500 square feet |
| Fan Speeds | Two |
| Dimensions | 11.81 by 11.81 by 22.83 inches |
| Weight | 31 pounds |
| Reservoir Capacity | 1.18 gallons |
Our Ratings
Ivation 70-Pint Energy-Star Dehumidifier
Best Reservoir Capacity
If you hate emptying water buckets, the Ivation 70-pint unit is your best friend. It features one of the largest reservoirs in its class at 2.25 gallons.
This allows the unit to run significantly longer than competitors before shutting off. Combined with a long power cord and durable wheels, it is a versatile workhorse for very damp basements.
What We Like
Superior Tank Size
Most units hold about 1.5 gallons. Ivation holds 2.25 gallons. That difference means fewer trips to the sink and longer runtime overnight or while you are at work.
Digital Interface
The LCD screen provides precise control. You can toggle between two fan speeds, set a 24-hour timer, and monitor real-time humidity levels with ease.
Long Reach
The extra-long 6-foot power cord gives you placement flexibility. You are less likely to need an extension cord, which is generally safer for high-wattage appliances.
Solid Mobility
At 45 pounds, it is sturdy, but the large swivel wheels make rolling it over carpet or tile simple.
What We Don't Like
Sensor Reliability
Some users noted that the humidistat can sometimes read higher than the actual room humidity, causing the unit to run longer than necessary.
Heat Output
Dehumidifiers naturally generate heat as they work. In a small room during summer, this unit can raise the temperature by a few degrees.
Product Specs
| Room Coverage | 4,500 square feet |
| Fan Speed | Two |
| Dimensions | 11.1 by 15.3 by 23.5 inches |
| Weight | 45 pounds |
| Reservoir Capacity | 2.25 gallons |
Our Ratings
| Product | Best | Room Coverage | Fan Speed | Dimensions | Weight | Reservoir Capacity |
| Waykar Dehumidifier | Features | 5,000 sq ft | 2 | 9.84 x 13.39 x 21.86″ | 31.53 lbs | 1.14 gal. |
| Colzer Portable Dehumidifier | Portable Dehumidifier | 4,000 sq ft | Two | 11.4 x 11.4 x 23.8″ | 29 lbs | 1.18 gal. |
| Kesnos 70 Pint Dehumidifier | Compact Dehumidifier | 4,500 sq ft | Two | 11.81 x 11.81 x 22.83″ | 31 lbs | 1.18 gal. |
| Ivation Energy-Star Dehumidifier | Reservoir Capacity | 4,500 sq ft | Two | 11.1 x 15.3 x 23.5″ | 45 lbs | 2.25 gal. |
Maintaining a 70-Pint Dehumidifier
To keep your unit running efficiently, regular maintenance is non-negotiable.
- Clean the bucket: Wash the water reservoir every two weeks with warm water and a mild detergent. This prevents slime and mold buildup inside the tank.
- Check the filter: Most units have a “clean filter” light. Vacuum the filter monthly or rinse it with cool water.
- Inspect coils: Once a season, look at the coils behind the filter. If they are dusty, use a soft brush vacuum attachment to clean them. This improves energy efficiency.
Keep In Mind
FAQs
Will a Dehumidifier Remove Mold?
No, a dehumidifier cannot kill or remove existing mold. However, it is the best tool for preventing new mold growth. By keeping humidity below 50 percent, you create an environment where mold spores cannot thrive (3).
Deal With Mold Professionally
Where Should I Place My Dehumidifier?
Place the unit in the center of the dampest room for the best airflow. Ensure there is at least 6 to 12 inches of clearance around the air intake and exhaust vents. Do not hide it behind curtains or furniture, as this restricts performance.
How Long Should a Dehumidifier Run Per Day?
A dehumidifier should run as long as it takes to reach your target humidity level (usually 30% to 50%). In very damp basements, the unit may run for 12 hours a day or more. Using the “Auto” or “Smart” mode allows the machine to cycle on and off automatically as needed.
Is It Bad to Oversize a Dehumidifier?
Generally, no. A larger unit (like a 70-pint) will simply dry the room faster and run for shorter periods than a smaller unit. However, an excessively large unit in a tiny closet might cycle on and off too frequently (short-cycling), which can wear out the compressor.
Can One Dehumidifier Do a Whole House?
It depends on the layout. A 70-pint unit can handle a whole house if the floor plan is open and air circulates freely. However, if you have closed doors and multiple floors, you may need separate units for the basement and the upper levels.
How Many Square Feet Will a 70-Pint Dehumidifier Cover?
A standard 70-pint dehumidifier typically covers between 4,000 and 4,500 square feet. This varies based on ceiling height, initial moisture levels, and the temperature of the room.
What Does “70 Pint” Actually Mean?
The “pint” rating refers to the amount of water the unit can remove from the air in a 24-hour period under specific testing conditions. A 70-pint unit removes 70 pints (8.75 gallons) of water per day. Note that DOE testing standards changed in 2019, so some newer models might be labeled as “50-pint” (New Standard) while offering similar performance to older “70-pint” models.
