The 10 Best Quiet Air Conditioner in 2025 - Buyer’s Guide & Reviews

Multi-Speed Fan: Features three different fan speeds, for more cooling flexibility

Programmable 24-Hour On/Off Timer: Customize times to fit your schedule for immediate comfort when you get home. The built in timer allows you to preset the unit to turn on and off in half hour increments

Effortless Temperature Control: Our air conditioners maintain the preset room temperature, so you will remain comfortable at all times

Sleep Mode: Maximum comfort throughout the evening hours with the added benefit of energy savings. With Sleep Mode, the temperature gradually increases a few degrees over the evening

ENERGY STAR Certified: Use less energy than standard air conditioners reducing your energy usage, and ultimately lowering your utility bills

Remote Control: Allows you to precisely control the temperature and fan speed from across the room

SpaceWise Adjustable Design Optional Side Panels: With the Adjustable Side Panels, the side panels will extend to best fit your window

Easy-to-Clean Washable Filter: Capture dust from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter

Compatible with our mounting bracket (B0872XNZP3) and side panel (B0872Y4MCL). These accessories are sold separately

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

ELECTRONIC CONTROLS WITH REMOTE - Program air conditioner settings with ease using simple digital controls, or use the included remote so you can adjust the unit from anywhere in the room.

DRY MODE DEHUMIDIFY � This 3-in-1 unit includes dehum mode, which is a built-in air conditioner humidity setting that balances humidity levels in the room to maintain your comfort and make it easy to breathe.

[Cooling in Minutes, Perfect for Large Rooms] Its 12000 BTU(ASHRAE) cooling capacity makes the Rintuf portable air conditioner cover rooms up to 550 sq. ft and offer you a fast and effective cooling effect in minutes, which is perfect for large rooms and cooling multiple rooms at the same time. With precise temperature control ranging from 61℉(16℃)~90℉(32℃), the Rintuf portable air conditioner keeps your bedroom, living room, kitchen, or office chilling even during the hottest summer days.

[Maximized Relaxation, Minimized Noise] This Rintuf portable ac unit runs with a noise level down to 43.7dB, which is 30% lower than others. Simply turn on the sleep mode function to experience peaceful relaxation all night long. Plus, with the 24-hour timer, you can easily set the portable AC unit to turn on or off to fit your daily routine and save energy. Don't let noisy AC units disrupt your summer, choose Rintuf for the ultimate relaxation experience.

[30% Energy Saving] Featuring an upgraded compressor and advanced technology, this unit consumes 30% less energy than others, helping to reduce your electricity bill. Plus, by using the R32 eco gas refrigerant, the Rintuf portable air conditioner is also eco-friendly, minimizing its impact on the environment. You can enjoy cool, refreshing air while reducing your carbon footprint and protecting the planet. Choose Rintuf for a more sustainable and budget-friendly way to stay cool this summer.

[3-in-1 Comfort] This 3-in-1 portable AC unit is not only an air cooler, but it can also serve as a dehumidifier or a fan. With a powerful 69.7 pints/day dehumidifying capacity, this portable AC unit helps to keep your space fresh and dry, even in the most humid and hot areas. The 3 speeds, including a strong wind mode, allow you to circulate air quickly and cool your room down in no time. The Rintuf portable AC unit is the perfect solution for all your comfort needs.

[Easy Mobility] The portable air conditioner is super easy to install without special tools or extra fees. Featuring 4 360° wheels and 2 handles, this portable air conditioner achieves real portability from room to room. Beating the space limit of the small portable AC unit, you can place Rintuf anywhere, such as the bedroom, Apartment, office, living room, RV, garage, etc. Window type: hanging windows and sliding windows, window size: 25" to 50", exhaust hose: extendable to 4.92ft.

[Move and Organize with Ease] Designed with four 360° wheels and two handles, this portable air conditioner can quickly move from one room to another. You can place it in the bedroom, study and living room, kitchen, small office, RV, party, etc. In addition, you can organize the plug and cable neatly when the season changes.

Low Noise Performance - operates at sound levels as low as 53dB (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

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

Cools Rooms up to 350 Sq. Ft.- LW8016ER is ideal for cooling medium rooms (14' X 25')

Powerful Cooling: Cool spaces up to 300 square feet with an ASHRAE-rated 8,000 BTUs of cool air (5,000 BTU 2017 DOE Standard) perfect for your home office, bedroom, or living room.

1 Product, 3 Uses: This is not only a Portable AC but also a fan and dehumidifier capable of removing 2.3 pints(1.1L/hour) of water per hour. Drier air feels much cooler than humid air and allows your AC to work more efficiently.

Sleep Well: Sleep through the night with lower noise mode. You can also use the sleep function to adjust your optimal sleeping temperature while you are busy counting sheep, or activate the night mode to shut off all lights on the control panel.

Easy Install: Both horizontal and vertical sliding windows can be used to install this machine while the detailed instructions in our user manual can have you set up in 15 minutes or less. The exhaust hose length could be extended from min 11.8 inches to max 58.8 inches.

New X-Fan Technology: When activated, the X-Fan will keep the fan spinning at a slow, silent speed to dry residual water in the machine and the air exhaust hose.

Safer Cooling: With UL-certified, the stricter and more comprehensive certification requirements and testing, TOSOT always ensure the highest safety standards for use in your home.

Cools Large Rooms: Efficiently cools down your room or office with Dreo 8,000 BTU variable-speed window air conditioner, with directional air louvers that allow this window ac unit to blow cold air to the left, the right, the up and down, covering larger spaces of up to 350 sq ft.

Install in Minutes, Cool 4 Seasons: Thanks to its pre-assembled design, Dreo AC window unit saves you 30-50% time on installation compared to traditional window air conditioners. All you have to do is slide it in and secure with screws. Super easy to install and also burglar-proof.

Every Sound Minimized: Maintain your focus at work or enjoy a great rest at night. The noise cancelling mechanism in Dreo's window air conditioner greatly reduces noise from itself and the outside. The 42dB quiet operation keeps your room peaceful as a library.

ENERGY STAR Certified: Low power operation and Dreo Inverter Compressor give your new window air contioner a 35% boost in energy savings compared to conventional compressors. ENERGY STAR certified with a 15.0 CEER rating to help you stay cool and keep electric bills low.

Window Requirements: Weight: 61.7lb/28kg. You can install this ac window unit on windows with width between 25" and 36" (635mm - 930mm). The lower sash must allow for 14.5" of vertical clearance when open.

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

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

ELECTRONIC CONTROLS WITH REMOTE - Program air conditioner settings with ease using simple digital controls, or use the included remote so you can adjust the unit from anywhere in the room.

DRY MODE DEHUMIDIFY - A built-in air conditioner humidity setting balances humidity levels in the room to maintain comfort and make it easy to breathe.

Extra Quiet Performance at 42dBA: Relax and enjoy home life without disruptions; this air conditioner performs 2 % quieter than a standard air conditioner

More Consistent, Energy Efficient Cooling: Experience more consistent, energy efficient cooling with our inverter technology that offers optimized airflow, ensuring a consistent temperature throughout your room

ENERGY STAR Most Efficient: Winner of the ENERGY STAR Most Efficient award, this air conditioner offers up to 47% annual energy savings over a standard air conditioner

Wi-Fi Connected with The Frigidaire App: Cool your room anywhere, anytime from your smart device using Wi-Fi and the Frigidaire app

Optimum Air Circulation with Auto Swing Louver: This air conditioner reaches more angles of the room for optimum circulation and cooling with an auto swing louver and three different fan speeds for powerful, yet smooth air movement

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

Eco Mode: Keep your room cool and comfortable; this unit turns on and off at different intervals to ensure that the room stays at the set temperature

Programmable Timer: Customize times to fit your schedule for immediate comfort when you get home and preset the unit to turn on and off in half hour increments

Compatible with our mounting bracket (B0872XNZP3) and side panel (B0872Y4MCL). These accessories are sold separately

Dimensions: 25.4" D x 23.6" W x 17.9" H | Window opening maximum width (in.): 41 | Window opening minimum height (in.): 19 | Window opening minimum width (in.): 28 | Product Weight: 105.82 lb

15,000 BTU 115V window air conditioner with remote control

Energy Star  approved unit uses less energy and saving money on utility bills

Quiet operation keeps you cool and comfortable without keeping you awake

Remote Control offers you the flexibility to control the temperature and fan speed from anywhere in the room

8 way airflow allows you to direct the air where you want it. A/C Coverage Area (sq. ft.) - 700

❄【8,000/10,000 BTU Powerful Cooling】 Lemberi 8,000/10,000 BTU portable ac is suitable for rooms up to 350 Sq.Ft, can cool a room to the temperature between 62°F-86°F. Providing you with stable/fast/effective cooling. This portable ac is suitable for any corner and perfect for living room, study, bedroom, storeroom, garage and apartments.Keeping you cool and comfortable all summer.

❄【3-in-1 Operation】 Combined 3 energy efficient functions for all of your daily needs, with cool, fan & dehumidifying (40/50 pints per 24 hours) modes. Automatic defrost function and self-evaporating system makes your living space cool, clean and dry. Use cool mode for powerful cooling and dehumidifying on hot days. In fan mode, the fan circulates the air in the room. Dry mode is ideal for damp and rainy days. Besides, sleep mode with quiet low noise(≤54dB) ensures no disturbance in the evening. All settings are operated by user-friendly control panel or remote control, without leaving your bed, workspace, or couch.

❄【24H Timer & Sleep Mode】 The Portable Air Conditioner is built-in timer from 1 to 24hours, all settings are operated by user-friendly control panel or remote control, without leaving your bed, workspace, or couch. In sleep mode with quiet low noise(≤54dB) ,the fans can be turned off when you fall asleep at the time you set. Use the timer function, can also turn on the air conditioner in advance.

❄【Washable Air Filter】 The portable ac has a removable and washable double-layer filter to protect you and your family from dust, pet dander and hair. How to clean the air filter,just wash it under running water twice a month.Every two week to clean the air filter can ensure its conditioning efficiency and help prevent air quality problems.

❄【Easy to Install & Move】 All accessories are included in the package, with window kit, window kit adapter, exhaust hose and clear instruction. It is easy and quick to install under the guidance of instruction.No extra tools needed. Combined with 4 universal wheels and 2 side design handle, the portable ac can be moved to any room with windows.

❄【After-sales Warranty】 All of Lemberi Portable air Conditioner Units offer 60 days free exchange and refund service and ONE-YEAR warranty. Please feel free to contact us,if you have any problems.

NOTE:Cooling capital there are two international standards, Namely SACC and AHRAE. Our air conditioner SACC is 5000BTU, and AHRAE is 8000BTU. The actual power is the same.