Best Quiet Operation Air Conditioners in 2025

ULTRA QUIET - The U-shape design of Midea U Smart Inverter AC uses your window to block noise outside. The highly-efficient inverter system warrants ultra-low noise and vibration, 9x quieter than traditional units with operation as low as 32 dBA.Control Type : Electronic. Clean Filter Indicator Light : Yes. Rated Cooling Amps (AHAM) : 12.17.

MORE THAN 35% ENERGY SAVINGS - With the advanced DC Inverter technology, Midea U achieves over 35% energy savings compared to other traditional units. It is the first window AC to obtain the ENERGY STAR Most Efficient Certification

SMART CONTROL - Midea U Smart Inverter AC is Wi-Fi enabled and can be controlled from anywhere using the MSmartHome app on iOS or Android. You can also use voice commands throughout your house, office, or apartment using Alexa or Google Assistant devices

BEST OF BOTH WORLDS: Keeps a room, home, bedroom, apartment, dorm or garage that is approximately 150 - 250 square feet or 10 x 20 foot room pleasant and comfy during the summer months when the heat sets in. Also keeps a room that is approximately 200 - 325 square feet or 15 x 22 foot room warm in the winter. Works in double hung or sliding windows only, no crank windows.

DESIGN ENGINEERING: Vertical motion creates a steady and powerful airflow that provides consistent temperature in any room in the house. Slide out filter that rinses easily under a faucet for a fresh air feel. 4 caster wheels included for easy movement and compact portability.

BACKED BY TOP TECHNOLOGY: Enjoy the simplicity and precision of programmable, electronic controls and the clarity of an LED digital display and a 24 hour on/off timer and sleep mode. 115 volts, 950 watts and 60Hz.

Ultra Quiet Operation - Revolutionary DUAL Inverter technology gives powerful yet silent performance, operating at sound levels as low as 44dB in sleep mode.

25% More Enegy Efficient - The DUAL Inverter Compressors are up to 25% more energy efficient than the ENERGY STAR certification requirement, saving you energy and money.

Smart Phone Control - LG ThinQ App lets you control your air conditioner from anywhere using your smartphone, Google Assistant or Amazon Alexa.

Ultra Quiet Operation: Revolutionary DUAL Inverter technology gives powerful yet silent performance, operating at sound levels as low as 44dB in sleep mode

35% More Energy Efficient: DUAL Inverter technology is up to 35% more energy efficient than the ENERGY STAR certification requirement, saving you energy and money

Control Your Cool From Anywhere: LG ThinQ Technology lets you control your LG air conditioner from anywhere; You can start or stop cooling, change the mode, or set the temperature while on the go; It also works with Amazon Alexa and Hey Google so you can change settings with simple voice commands

Cooper&Hunter Mia Series 12,000 BTU, 20 SEER, 20.8 SEER2, 110V, 1 Ton Ductless Mini Split Air Conditioner with Heat Pump, UL Listed, AHRI Certified WiFi Ready (Additional USB adapter is required but NOT included

Pre-charged with refrigerant. Works for heating with ambient temperature up to 5F°.

System comes with an Installation Kit including 16ft Pre-Flared and Insulated Copper Line Set, 16ft Communication Wires between Indoor and Outdoor unit, Small Accessories and a 16ft Drainage Extension. This is not a DIY equipment, professional installation is required.

Portable AC Unit: Our portable room air conditioner keeps your room cool while aligning with better environmental standards and helping reduce your energy consumption

Multipurpose: Portable AC air conditioner with dehumidifier features a cooling range of 500 square feet and 3 operational modes: air conditioner, fan, or dehumidifier

Auto-Drain Technology: Our dual-hose portable ac units for rooms use and recycle moisture collected during the cooling process to produce cool air and feature a dehumidifying capacity of 71 pints per day

Quiet Cooling: This mechanical 5,000 BTU window air conditioner efficiently cools up to 150 sq. ft. At 52dB, this unit is among the quietest in the industry, making it ideal for bedrooms, living rooms, apartments, and any other environment

Smart-Fit Sizing: With dimensions of 16” W x 12” H, this Emerson Quiet Kool window air conditioner was designed with Smart-Fit dimensions, meaning it will fit any 23” to 26” window you have

Programmable Timer and Sleep Mode: Integrated 24-hour timer can be set via on-board controls or remote control. Intelligent sleep mode takes it one step further by slowly adjusting the temperature and fan speed to keep you comfortable overnight

Powerful and Reliable Cooling Source: The 8, 000 BTU air conditioner for window-mounted installation is what you need to efficiently cool your apartment, bedroom, living room, or any environment!

Quick Cooling: Cools a room up to 350 sq. ft. with dehumidification up to 1.9 pints per hour.

The Design Allows for Quiet Operation: (49 dBA on low). So you can get a good night's sleep, watch TV peacefully, or work without distraction. Run this AC unit to cool your room at any time without disturbance!

3-in-1 Operation (Cool/Fan/Dry) - Cool mode provides powerful cooling and dehumidifying in hot days; Fan mode circulates air and dry mode is ideal for rainy and damp days

Auto Swing Air Vent - Oscillating air vent circulates air evenly to avoid hot spots

Multiple Fan Speeds - 2 cooling and fan speeds allow you to customize your cooling

Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 5,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any small room up to 150 Sq.Ft.

Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 1.3 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system

Quiet Operation: Perfect for your bedroom or nursery with a low noise level of 49dB which will not disturb the daily routine in your home so you can get a good night's sleep, watch TV peacefully, or work without distraction

INNOVATIVE DUO HOSE DESIGN - Midea's industry-first hose-in-hose design enables the unit to intake and exhaust air outdoors. The hose-in-hose portable air conditioner can form balanced air circulation indoors, effectively preventing hot air from seeping into the room through gaps around doors and windows

INVERTER TECHNOLOGY - Engineered with the variable-speed inverter technology, Midea Duo Inverter portable air conditioner cools more with considerably less electricity than traditional portable units. It saves more than 40% energy compared to U.S. federal standard.

MORE THAN 2X FASTER AND STRONGER COOLING - Empowerd by the Duo hose design and an optimized air duct system, Midea Duo can lock and maximize cooling indoors. Now you can enjoy a 2X faster and stronger whole-room cooling experience like never before

24,000 BTU Ductless Mini Split Air Conditioner with Cooling and Heating, 16.5 SEER, Inverter Technology, 208-230V / 60Hz

Quiet operation, great for bedrooms, additions, living rooms and commercial applications. A great way to heat and cool your home all year round.

Includes Hi-Grade Installation Kit with 16ft Pre-Flared and Insulated Copper Line Set, Communication Wires, Small Accessories and a Drainage Extension.

MO Series 3-in-1 portable air conditioner - AC, Fan, Dehumidifier

Designed for rooms up to 250 sq. ft.

4000 BTU DOE / 8000 BTU ASHRAE

【Fast Cooling】9, 000 BTU mini split air conditioner with inverter technology is perfect for cooling a room up to 450 square feet. Quickly cools down your rooms and spaces like bedrooms, living rooms, dens, offices or apartment

【Energy Saving】This 19 SEER, 115V/60Hz, AHRI Certified AC unit with a heat pump is featured high quality compressor for more efficient cooling and longer working life; Higher SEER grade & Eco-friendly design which leads you for money saving (please confirm voltage before making purchase )

【Smart Operation】Operating this diy mini split ac is an easy-understanding and enjoyable cooling experience ( 61℉ - 88℉). We can set all functions on remote control ( Fan Speed Selection, Sleep Mode, 24 Hour Timer, ECO Mode, Turbo Mode, and Mute Mode )

Energy Star Certified- This air conditioner has met the high standards of the ENERGY STAR Program using energy-efficient technologies that translate into electricity savings.

Multiple Fan Speeds- 3 cooling and fan speeds with Auto Cool allow you to customize your cooling.

Maximum Usability- Easy to use electronic controls with remote

Use Year-Round with Supplemental Heat: Use this unit year-round with a supplemental heating function, making this more than your standard air conditioner

Easy Installation: Easily install this air conditioner; this unit distributes the weight into two pieces using a slide-out chassis

Easy-to-Clean Washable Filter: Capture dust from the air and keep your air conditioner working efficiently with our easy-to-clean washable filter. The Clean Filter Alert will also notify you when it’s time to clean your filter

[ENERGY EFFICIENT COOLING] This 18000 BTU/h, 19 SEER, 208-230V, ETL Listed, AHRI Certified pre-charged air conditioner unit features a ductless mini split inverter plus system with a heat pump (up to 5℉/-15℃) and DC Inverter technology provides up to 30% power savings.

[AMPLE COVERAGE] This unit provides cooling and heating for up to 1000 Sq. Ft and able to work in environments as low as 5 degrees Fahrenheit. Full installation kit included.

[STRONG SYSTEM] This air conditioner is designed with several smart functions that make it easy to use: 4D air flow(up-down left-right), I feel mode, 24 hour timer, sleep mode, eco energy saving mode, multiple fan speeds, turbo function, heating, cooling, dry and auto modes. Maximum Fuse Size is 20A.

❄【3-IN-1 Windowless Air Conditioner】The multifunctional portable air conditioners is a combination of evaporative air cooler, tower cooling fan and humidifier. Compared with a window AC unit, this portable air conditioner can be used in rooms with or without windows and is easy to install. Also, it doesn't use any refrigerant to cool the air, this is the most eco-friendly and budget-saving way.

❄【Fast & Efficient Cooling】Are you still concerned about the cooling effect of an evaporative air cooler? Thanks to the advanced evaporation technology, this air conditioner portable for room achieves rapid cooling. It circulates the water and airflow around the space to keep you feeling cool, and works exceptionally well in dryer areas. Comes with 4 ice packs to give you 4 times more cooling experience.

❄【Customize Your Comfort】This portable ac air conditioner designed with 3 Modes(Natural/Cooling/Humidifier) & 3 Speeds(Low/Medium/High) provides a wide range of use for any activities, like comforting coolness for relaxing, powerful airflow for yoga, and a peaceful breeze for nightly use in hot summer days. Enjoy your personalized wind just the way you like!

【Powerful & Quiet 】: Our 10000 BTU ASHRAE portable air conditioner (13.77 x 13.7 x 27.59 inches) will keep you cool and comfortable all summer. At the coolest setting, it can cool the air to 61°F in 350 square feet space. In addition, the sleeping mode (54dB) ensures no interference at night.

【Easy to Use】：LED display and simple selections panel, full-featured remote, 24-hr timer, plus a quiet ＜55dB output on Low-speed mode for disturbance-free nights. Four castors wheels and hidden side handle make it easy to move from door to door and cool any place you want. You can place it in the bedroom, study and living room, kitchen, small office, RV, party, etc.

【Quick Installation】: Your purchase includes: Portable Air Conditioner, Window Mount Kit, Manual, Full-featured remote. Move your air conditioner to the preferred cooling area, attach the 59" hose and adjustable window brackets from 37 to 50.2in. Turn the unit on and let your cooling begin! No extra tools are needed for assembly. Installation instructions are simple and can be done by anyone.

❄️【3-In-1 Evaporative Air Cooler】This Grelife multi-function air cooler has the functions of a fan, a humidifier, and an air cooler, including 3 adjustable wind speeds (high/medium/low), 3 modes (normal, natural and sleep), 12-hour timing, wide swing, mute, child lock, and cold air mode, and °C and ℉ conversion to meet all your daily needs so that you will no longer worry about the heat in summer.

❄️【Cool Air & Energy Efficient】This portable evaporative air cooler with 3-sides honeycomb filters and a cooling system releases water vapor while running, keeping your living or working space nice and cool. The 1.58-gallon large-capacity water tank ensures this cooler will operate for a long time without frequently adding water. Includes 4 high-density ice crystals to help cool water faster and add extra coolness to your house.

❄️【Wide Oscillation】The swamp cooler gives all the comfortable natural cooling wind in your space. The blinds can 75° automatically swing left/right and be adjusted 110° manually up/down. This room cooler fan always offers wide air circulation in a fresh and cool way. Widely used in various areas such as bedrooms, bathrooms, garages, dorms, apartments, and offices. It is a good helper to distribute effectively coolness in summer.

SMART PHONE CONTROL - LG ThinQ App lets you control your air conditioner from anywhere using your smartphone, Google Assistant or Amazon Alexa.

LOW NOISE PERFORMANCE - LG window air conditioners operate at sound levels as low as 52dB (in low mode) eliminating unnecessary noise.

ENERGY STAR CERTIFIED - This air conditioner has met the high standards of the ENERGY STAR Program using energy-efficient technologies that translate into electricity savings.

MAXIMUM COMFORT FOR SMALL ROOMS: Three fan speeds and four cooling modes provide total flexibility with optimal home comfort and air conditioner efficiency; or set to Eco Mode which automatically turns off the fan and compressor, saving you money on utilities.

ULTRA QUIET - This quiet air conditioner reaches sounds as low as 42 dB, providing maximum comfort and minimum noise; the ultra quiet operation keeps the air flowing with minimal disruption

BEST FOR ROOMS UP TO 250 SQ FT: This AC unit is the right size for delivering quiet, 6200 BTU cooling capacity to small areas like bedrooms, studio apartments, guest rooms, and home offices; Energy Star-certified for lower energy use and utility bills

Powerful, Versatile Cooling

POWERFUL COOLING FOR 500-SQ FT. ROOMS. Indulge in the simple luxury of cool air and less humidity with 3-in-1 settings. A handy remote and intuitive controls let you find your custom comfort level for every day and night.

ENERGY-SAVING AND EFFICIENCY-BOOSTING. With Less Wasted Energy, this energy-efficient model is up to 17% more effective than previous models, helping you drive down energy usage over time.

【3-in-1 Functions & Sleep Mode】- Our air conditioners combine three energy-saving functions with Cool, Dry and Fun modes to meet all your refrigeration and ventilation needs. And the sleep mode of our portable ac unit allows you to be extra quiet during rest. Our ac unit can release fresh air and collect moisture, providing you with a healthy and comfortable environment.

【8,000 BTU Powerful Cooling & 24Hrs Timer】- ZAFRO 8,000 BTU portable air conditioner is suitable for any corner and provides stable, fast and effective cooling for rooms up to 200 Sq.Ft. It’s 24hrs adjustable timer can cool a room to the temperature between 61°F-90°F for you in this summer. The portable ac is ideal for dormitories, apartments, campers, offices, living rooms and bedroom.

【Easy to Operate & Low Noise】- Enjoy the simplicity and comfort of digital controls. Our portable ac features an easy-to-read digital display and includes a remote control to easily set the time, temperature, and modes. The output of our portable air conditioner with quiet 54dB in low-speed mode ensures no interference at the summer night.

Energy Star Certified - This air conditioner has met the high standards of the ENERGY STAR Program using energy-efficient technologies that translate into electricity savings.

Low Noise Performance - operates at sound levels as low as 52dB (in low mode) eliminating unnecessary noise.

Multiple Fan Speeds - 3 cooling and fan speeds allow you to customize your cooling.

[ENERGY EFFICIENT COOLING] This 24000 BTU/h, 18.5 SEER2, 208-230V, ETL Listed, AHRI Certified pre-charged air conditioner unit features a ductless mini split inverter plus system with a heat pump and DC Inverter technology provides up to 30% power savings. Full 9.84ft copper line installation kit included. Maximum Fuse Size is 25A.

[AMPLE COVERAGE] This unit provides cooling and heating for up to 1500 Sq. Ft and able to work in environments as low as 5 degrees Fahrenheit. Filled with the new R32 refrigerant, the most eco-friendly choice that ensures the best air quality both indoors and outdoors. Competitors use an older refrigerant that is more harmful to the environment. If additional refrigerant needs to be added to the lines, check R32 availability at your local seller.

[STRONG SYSTEM] This air conditioner is designed with several smart functions that make it easy to use: 4D air flow(up-down left-right), I feel mode, 24 hour timer, sleep mode, eco energy saving mode, multiple fan speeds, turbo function, heating, cooling, dry and auto modes.

Powerful & Efficient Air Conditioner - Keep your room, home, bedroom, apartment, or office cool during the hottest summer days with Airo Comfort's portable AC unit, a small yet powerful solution for stuffy, hot, and humid weather; Our 12,000 BTU Unit is ideal for cooling approx. 400 sq. ft., making it great for small apartments or large rooms

Simple and Easy to Use - Our innovative Air Conditioning Unit's many functions are intuitive and easy to use; Its clear and elegant LED display can be turned on or off for sleeping, and it features a digital touch button that allows you to easily control the timer, model, speed, and power functions without any hassle

Great Air Circulation - Keep air constantly moving and cooling your home or office with Airo Comfort's technology which includes oscillating vents that help direct airflow to where you want it to be or to keep air moving constantly, as well as a powerful internal system that purifies air as it passes through

Portable AC Unit: Our portable room air conditioner and heater keeps your room comfortable while aligning with better environmental standards and helping reduce your energy consumption

Multipurpose: Dual-hose portable AC air conditioner with dehumidifier features cooling and heating range of a 400 square feet and 4 operational modes: air conditioner, fan, heat, or dehumidifier

Auto-Drain Technology: Our portable ac units for rooms automatically fully exhaust all condensate in most environments with a dehumidifying capacity of 82 pints per day; AutoPump allows continuous operation of cooling, dehumidifying, & heating modes

【QUIET & POWERFUL】With 8,000 BTU cooling power, effective cooling a small room up to 200 sq. ft.! Creating a relaxing and comfortable environment. An adjustable fan speed cools the air up to 60°F. Enjoy maximum comfort and quiet operation throughout the evening hours. Operating noise level is less than 55 dB. Perfect for offices, bedrooms, living rooms, dinning area, RV or studio apartments

【3-in-1 FUNCTIONALITY】The compact and modern air conditioner portable unit has 3 modes- cooling, dehumidifying and fan. With a quiet performance for peaceful sleep, work and relaxing time. Cool mode provides powerful cooling in hot days. Dehumidifier mode can reduce humidity, can remove up to 40 pints of moisture a day. Fan mode with two different fan speeds circulates air, satisfying your ventilation needs. Efficiently keep you cool and comfortable during the summer

【EASY TO USE】Easy-to-read LED display. Enjoy the simplicity and comfort of digital touch button control panel. A compact remote control (batteries included) allows you to easily adjust the operating mode, time, temperature and fan speed. 24-hour adjustable timer can cool a room to a temperature between 60°F-86°F. Built-In rolling wheels for easy portability

❄️【Multifunctional Air Conditioner: 】This portable air conditioner includes 3 modes of cooler, dehumidifier and fan, which can meet your different demands. What’s more, powerful cooling capacity of 1,2000BTU provides fast and effective cooling for space up to 450 sq. ft. And the air flow rate is 300 m³/h. And low energy consumption helps to save a large amount money.

❄️【Remote Control & Touch Panel:】This portable air conditioner comes with an easy-to-operate touch panel, which clearly shows the speed and timing. It is worth mentioning that there is a remote control for instant use, so you can freely adjust and control the air cooler in the room.

❄️【24-hour Timer & Sleep Mode:】This air conditioner has 24-hour programmable timer with temperature setting range from 61℉-88°F. You can set the timer and temperature, then open the sleep mode before you sleep to avoid catching a cold. In addition, quiet operation volume of 52 dB provides you a peaceful and comfortable sleeping or working experience.