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9 Best Quietest Portable Air Conditioners Reviews And Guide

Dreaming of a cool and peaceful escape from the summer heat? We understand. Traditional air conditioners cool the whole house, wasting energy, while window units can be noisy at times. During such instances, there’s little one can do. However, the good news is that there are quiet options available that offer a peaceful sleep, and are sure to keep you cool all day. So with so many options available online boasting ‘whisper quiet’ technology, what could be the best choice? If that’s your biggest doubt, keep reading to learn more. But before that, read through the most important factors that’s sure to help you pick the right and quietest product:

  • Noise Level: Opt for a unit with an operational noise level under 60 dB to ensure your environment remains quiet and undisturbed.
  • BTU: Choose a portable AC with the right BTU rating for effective cooling. Units typically range from 5,000 to 15,000 BTU, with higher values cooling larger spaces more quickly.
  • Room Size: Find a portable AC that matches the size of your space. Most units are ideal for medium spaces ranging from 250 to 500 sq. ft., depending on their BTU capacity.

Our “Buying Guide” explores key factors to aid your decision, with detailed reviews of top picks, highlighting strengths and weaknesses for informed choices.

Best Quietest Portable Air Conditioner Chart

Best Quietest Portable Air ConditionerCooling PowerCapacityBuy Now
BLACK+DECKER Portable Air Conditioner
12000 BTU0.8 LitersCheck On Amazon
SereneLife Portable Air Conditioner12000 BTU3600 Cubic FeetCheck On Amazon
Midea Duo Ultra Quiet Portable Air Conditioner
12000 BTU6 Cubic FeetCheck On Amazon
Shinco Portable Air Conditioner
8000 BTU‎40 PintsCheck On Amazon
AirOrig Portable Air Conditioners
8000 BTU50 PintsCheck On Amazon
TOSOT Portable Air Conditioner
5200 BTU59 PoundsCheck On Amazon
COWSAR Portable Air Conditioners
8000 BTU19 LitersCheck On Amazon
DOMANKI Portable Air Conditioner
12000 BTU500 Cubic FeetCheck On Amazon
COSTWAY Portable Air Conditioner
10000 BTU51 PintsCheck On Amazon

Best Quietest Portable Air Conditioner Reviews

1. BLACK+DECKER Portable Air Conditioner

BLACK+DECKER Portable Air Conditioner Known for its performance and ease of use, this portable air conditioner from BLACK+DECKER offers 12,000 BTUs of cooling power. It efficiently cools areas up to 550 sq. ft., making it perfect for small apartments and medium rooms. The unit comes with a remote control for comfortable setting adjustments and a top-mounted control panel with an LED display for enhanced convenience.

This model offers three functions: cooling, dehumidifying, and fan. Its dehumidifier feature is perfect for humid climates. Casters at the base allow easy movement between rooms. Installation is straightforward with the included window kit. Operating at 52 dB, it ensures quiet performance. Though not the most energy-efficient (SEER rating of 5.8), its cooling efficiency and convenience are commendable.

Specifications:

  • Cooling Power: 12,000 BTU
  • Dehumidifier Function: Yes
  • Noise Level: 52 dB
  • Energy Efficiency:8 SEER
  • Dimensions:06″D x 16.5″W x 27.09″H
  • Voltage: 115 Volts

Pros:

  • Quick and effective cooling
  • Remote control functionality
  • Easy mobility and installation
  • Operates relatively quietly
  • Versatile with multiple modes

Cons:

  • Higher noise level compared to ultra-quiet models

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2. SereneLife Portable Air Conditioner

SereneLife Portable Air Conditioner Ideal for spaces up to 450 square feet, this portable air conditioner from SereneLife boasts 12,000 BTU of cooling power. This user-friendly unit is perfect for living rooms, bedrooms, and offices, and its lightweight, sleek design with rolling wheels ensures easy mobility.

This unit offers three modes—cooling, dehumidifier, and fan—making it versatile year-round. The built-in dehumidifier reduces humidity for a comfortable environment. The digital touch panel allows easy control of temperature, mode, and fan speed. Noise levels are reasonable at 56 dB, though slightly louder than ultra-quiet models.

Specifications:

  • Cooling Power: 12,000 BTU
  • Operating Modes: AC Cooling, Dehumidifier, Fan
  • Noise Level: 56 dB
  • Energy Efficiency: SEER 2.6
  • Control Panel: Digital touch button with LED display
  • Dimensions: 4″D x 17.4″W x 32.1″H
  • Voltage: 120 Volts

Pros:

  • Versatile with multiple operating modes
  • Easy to move and install
  • Effective cooling power for medium-sized spaces
  • Remote controlled for convenience
  • Relatively quiet operation for its capacity

Cons:

  • Energy efficiency could be improved

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3. Midea Duo Ultra Quiet Portable Air Conditioner

Midea Duo Ultra Quiet Portable Air Conditioner For effective portable cooling, consider this ultra quiet portable air conditioner from Midea Duo. It delivers 12,000 BTUs, cooling up to 450 square feet while maintaining a whisper-quiet 42 dB. The dual-hose system improves efficiency by speeding up cooling and preventing warm air infiltration, outperforming single-hose models.

What sets the Midea Duo apart is its inverter technology. Unlike standard units, its compressor adjusts speed to maintain consistent temperatures, saving up to 40% energy. This feature also ensures quiet operation, making it perfect for bedrooms or offices.

Specifications:

  • Cooling Power: 12,000 BTU
  • Noise Level: 42 dB
  • Inverter Technology: Yes
  • Energy Efficiency: Saves more than 40% energy
  • Voice Control: Compatible with Alexa and Google Assistant
  • Dimensions: 73″D x 19.53″W x 34.48″H
  • Voltage: 115 Volts

Pros:

  • Ultra-quiet operation suitable for noise-sensitive environments
  • Advanced inverter technology for efficient cooling
  • Dual hose design enhances cooling efficiency
  • Smart control options with app and voice command
  • Robust cooling performance for quick temperature reduction

Cons:

  • Larger size may not be ideal for very small spaces

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4. Shinco Portable Air Conditioner

Shinco Portable Air Conditioner With 8,000 BTUs of cooling power, the portable air conditioner from Shinco is designed for rooms up to 200 sq. ft. This makes it perfect for small rooms or offices with limited space. Its standout feature is the easy installation, making it great for those who want a simple setup without needing professional help.

Even with its smaller size and lower BTU rating, the Shinco unit efficiently keeps temperatures comfortable. It also has a dehumidifier mode to manage humidity during muggy weather. The dual fan speed settings let users adjust the airflow based on their needs.

Specifications:

  • Cooling Power: 8,000 BTU
  • Dehumidifier Function: Yes
  • Noise Level: 55 dB
  • Energy Efficiency: SEER 5
  • Control Options: Remote control included
  • Dimensions: 46″D x 14.69″W x 26.93″H
  • Voltage: 115 Volts

Pros:

  • Compact size ideal for small spaces
  • Easy to move and install with included kit
  • Features dehumidifier and fan modes for versatility
  • Relatively quiet operation suitable for residential use
  • Affordable price point compared to larger units

Cons:

  • Limited cooling area coverage

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5. AirOrig Portable Air Conditioners

AirOrig Portable Air Conditioners The Portable Air Conditioner by AirOrig is perfect for those seeking a blend of portability and power. It has a cooling capacity of 10,000 BTU, effectively cooling spaces up to 450 sq. ft. This makes it perfect for dorms, apartments, or small offices. Its compact design saves space and is easy to move, thanks to built-in casters.

Despite its small size, the AirOrig offers great features. It has three modes: cooling, fan, and dehumidifier, catering to various air conditioning needs. The unit operates at a noise level of 67 dB, which is manageable but might be noticeable in very quiet environments.

Specifications:

  • Cooling Power: 10,000 BTU
  • Modes: Cooling, Fan, Dehumidifier
  • Noise Level: 67 dB
  • Energy Efficiency: SEER 4.62
  • Dimensions: 30″D x 13″W x 12″H
  • Voltage: 120 Volts
  • Special Features: Compact design, powerful cooling

Pros:

  • Compact size ideal for limited spaces
  • Versatile with multiple operational modes
  • Easy to install and move within a home or office
  • Sufficient cooling capacity for medium-sized rooms
  • Relatively quiet operation for daytime use

Cons:

  • Lower energy efficiency may increase operating costs

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6. TOSOT Portable Air Conditioner

TOSOT Portable Air Conditioner For cooling spaces up to 200 square feet, this portable AC from TOSOT provides 9,000 BTUs of power (5,200 BTU 2017 DOE Standard). It’s excellent for individual rooms or small offices. Beyond cooling, it also functions as a dehumidifier, removing excess moisture from the air.

A key feature is its energy efficiency. The unit has a timer and a sleep mode, adjusting the temperature at night to save energy costs while maintaining comfort. This makes the TOSOT both economical and eco-friendly.

Specifications:

  • Cooling Power: 9,000 BTU (5,200 BTU DOE)
  • Dehumidifier Function: Yes, capable of removing 2.1 pints per hour
  • Noise Level: 51 dB
  • Energy Efficiency: Features like timer and sleep mode for energy savings
  • Dimensions: 1″D x 12″W x 27.2″H
  • Voltage: 115 Volts

Pros:

  • Quiet operation makes it suitable for bedrooms or quiet spaces
  • Energy-saving features reduce operating costs
  • Compact and easy to move around
  • Effective dehumidifier adds to room comfort
  • Simple installation process with minimal tools required

Cons:

  • Not suitable for large open spaces or severe heat

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7. COWSAR Portable Air Conditioners

COWSAR Portable Air Conditioners To maintain comfort in medium-sized rooms (up to 350 square feet), this portable air conditioner, one of the best online by COWSAR, is definitely worth buying. This 8,000 BTU unit cools well and features dehumidifying and fan circulation modes, making it suitable for various indoor settings.

A key feature of the COWSAR model is its sleep mode. This mode reduces noise and moderates cooling for overnight use. With a noise level as low as 49 dB, it operates quietly, perfect for bedrooms or quiet study areas.

Specifications:

  • Cooling Power: 8,000 BTU
  • Modes: Cooling, Dehumidifier, Fan, Sleep
  • Noise Level: 49 dB
  • Energy Efficiency: Features a 24-hour timer to conserve energy
  • Dimensions: 39″D x 11.81″W x 27.17″H
  • Voltage: 115 Volts

Pros:

  • Ultra-quiet operation, ideal for bedrooms and offices
  • Multi-functional with four different modes
  • Easy to install and move around, enhancing user convenience
  • LED display and remote control provide ease of use
  • Efficient cooling capacity suited for immediate temperature reduction

Cons:

  • Limited to cooling smaller to medium-sized rooms effectively

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8. DOMANKI Portable Air Conditioner

DOMANKI Portable Air Conditioner Designed with a 12,000 BTU cooling capacity, this portable AC from DOMANKIcan cool areas up to 500 sq. ft. efficiently. This makes it ideal for larger rooms or small apartments.

Moreover, the air purification filter included in the unit not only cools but also cleans the air, which is beneficial for those with allergies or living in polluted regions. This unit has smart functions like auto swing, a 24-hour timer, and sleep mode, which add convenience and save energy. It also has a child lock and auto mode for safety and ease of use, making the DOMANKI a family-friendly choice.

Specifications:

  • Cooling Power: 12,000 BTU (ASHRAE) / 8,000 BTU (SACC)
  • Noise Level: 48 dB in sleep mode
  • Energy Efficiency: Features smart energy-saving modes
  • Filter Type: Air purification filter included
  • Dimensions: 14″D x 16.5″W x 27″H
  • Voltage: 115 Volts
  • Special Features: Smart sensors for consistent performance

Pros:

  • Powerful cooling capability for large areas
  • Quiet operation, especially in sleep mode
  • Includes air purification filter for improved indoor air quality
  • User-friendly with various smart functions and remote control
  • Easy to install and move, enhancing flexibility in usage

Cons:

  • Higher noise levels outside of sleep mode

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9. COSTWAY Portable Air Conditioner

COSTWAY Portable Air Conditioner For rooms up to 400 sq. ft., this portable AC from COSTWAY provides rapid cooling with its 10,000 BTU capacity. This makes it ideal for living rooms, larger bedrooms, or small apartments.

Its 24-hour timer allows users to set operating times around their schedule. This helps cut down on unnecessary energy use and maintain a comfortable environment only when needed. This unit features three modes: cooling, dehumidifying, and fan, adding versatility for year-round use. The manual vertical oscillation helps distribute air evenly throughout the room, ensuring consistent temperatures across the space.

Specifications:

  • Cooling Power: 10,000 BTU
  • Modes: Cooling, Dehumidifying, Fan
  • Noise Level: ≤55 dB
  • Energy Efficiency: Includes a timer to enhance energy conservation
  • Dimensions: 12″D x 12.5″W x 27.5″H
  • Voltage: 115 Volts (AC)
  • Special Features: Fast cooling, safe operation with auto shut-off for water full

Pros:

  • Robust cooling power ideal for medium-sized areas
  • Includes a dehumidifier function for additional comfort
  • Quiet enough for use in living areas and bedrooms
  • Easy to move and install, increasing usability in various settings
  • Energy-saving features like the 24-hour timer and sleep mode

Cons:

  • Could require frequent drainage in highly humid conditions

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Buying Guide For The Best Quietest Portable Air Conditioner

Portable air conditioners have emerged as the best alternative to other portable cooling devices. It allows the user to enjoy cool environments on demand. With minimal audio output, these quiet units are suitable for noise-sensitive applications. A list of the best quietest portable air conditioners has already been discussed. This buying guide will help the user understand the importance of a few governing parameters.

1. Noise Level

The noise level is the topmost priority for the quietest portable air conditioners. These portable units have components like the compressor, which creates louder noise. Due to the portable design, the compressor is fitted inside the main body, unlike the split ACs installed outdoors. These portable units are thereby modified to keep the noise level low. Several units operate at a noise level below 60 dB, equivalent to the sound of human conversation. Soundproof materials are also used to lower the noise output further.

2. BTU

The overall selling point of a portable conditioner is its cooling power. This power is measured in the British Thermal Unit (BTU) to make the user aware. The BTU rating depends on various parameters like room temperature, size, etc. The portable air conditioners are designed for a BTU rating of 5,000 to 15,000, enough for mid-sized rooms. When the atmospheric temperature is high, and more cooling power is needed, some units offer cooling power beyond 15,000 BTU.

3. Room Size

The portability factor of portable air conditioners makes them suitable for various sizes of rooms. The room size is given importance to determine the coverage area of the air conditioner. This coverage capacity is dependent on factors like the BTU rating. With a higher BTU rating, the air conditioner will cover a larger area. To ensure efficient and faster cooling of the room, the coverage capacity must be more than the size of the room. The portable air conditioners are suitable for rooms sized between 250 to 500 sq. ft. Users can determine the coverage capacity with a BTU rating and room size chart.

4. SEER

Along with good cooling performance, good energy saving is also a desirable factor for portable air conditioners. Efficient energy consumption allows better running of the AC units without increasing the energy bills. These portable air conditioners are rated with several certifications to ensure efficient power consumption. The AC units are rated with Seasonal Energy Efficiency Rating (SEER) to make the user aware of the power consumption. The quietest portable air conditioners usually have a SEER rating of 2 to 10. Some brands also offer energy star certification on their products rated between 1 to 5 stars.

5. Type Of Control

To access the basic functions of a portable air conditioner, various types of controls are offered. The most common control type is the buttons or knobs on the air conditioner’s body. Users have to touch these controls to adjust cooling and other features physically. To add comfort to the users, remote controllers are also offered. Other wireless controls like WiFi and app connectivity are also offered besides the remote controllers. The latest units also support voice control via Siri, Google Assistant, Alexa, etc.

FAQs:

What makes a portable air conditioner quiet?

Ans: Quiet portable air conditioners have efficient internal mechanisms and insulation that reduce noise during operation, typically ranging between 52 to 56 decibels.

How do I know if a portable air conditioner is energy-efficient?

Ans: Check for a SEER (Seasonal Energy Efficiency Ratio) rating or Energy Star certification; higher values indicate better energy efficiency.

Can I use a quiet portable air conditioner in any room size?

Ans: Yes, but ensure the unit’s BTU rating matches your room’s square footage for optimal cooling efficiency.

Do quiet portable air conditioners require special maintenance?

Ans: Regular maintenance like cleaning filters and checking for blockages is required, but no special maintenance beyond standard care.

Can I move my quiet portable air conditioner to different rooms?

Ans: Yes, these units are designed for easy mobility, allowing you to cool different spaces as needed.

Are quiet portable air conditioners more expensive than regular models?

Ans: Not necessarily; prices vary based on features and cooling capacity, with quiet models available at various price points.

How can I further reduce noise from my portable air conditioner?

Ans: Not necessarily; prices vary based on features and cooling capacity, with quiet models available at various price points.

How can I further reduce noise from my portable air conditioner?

Ans: Positioning the unit on a solid surface and ensuring it’s well-maintained can help minimize noise.

Do quiet portable air conditioners also dehumidify the air?

Ans: Yes, many models feature a dehumidifying function to remove moisture from the air while cooling.

What is the best way to vent a portable air conditioner?

Ans: The best way is through a window using the provided venting kit, ensuring a tight seal to maintain efficiency.

Can I leave my portable air conditioner on all night?

Ans: Yes, many models have a sleep mode that maintains comfort while reducing noise and energy use overnight.

Conclusion

This review underscores that whether you need a unit for a small room or a larger space, the market has an air conditioner to meet your requirements. Each model offers a blend of features to enhance indoor comfort quietly and efficiently. Now, you can make a well-informed decision based on these insights.

Here are three Recommendations:

  • For Quiet Efficiency: If your top priority is a quiet operation for a peaceful sleep or work environment, the Midea Duo Ultra Quiet Portable Air Conditioner stands out for its noise control and energy-efficient performance.
  • For Small Spaces: The Shinco Portable Air Conditioner is ideal for those with smaller rooms, offering easy installation and a compact design that doesn’t skimp on power.
  • For Versatile Use: The COSTWAY Portable Air Conditioner provides robust cooling with the added versatility of multiple modes, making it suitable for varied use cases from cooling to dehumidifying

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