14 Best Air Conditioners for Large Rooms

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#1
Winner

  • 3-in-1 Window Air Conditioner: Designed for rooms up to 450 square feet, this ac unit features digital temperature controls with 10,000 BTU of cooling power, 3 fan speeds, and excess moisture removal up to 3 pints per hour
  • Easy to Clean Filter: Capture dust from the air and keep your window air conditioner running efficiently with an easy to clean washable dust filter with an alert when it’s time to clean
  • Programmable Timer: Set the air conditioner window unit to turn on and off in half hour increments, or whenever you want, so that you can maintain optimal comfort while at home
  • Sleep Mode: In this function, the window unit gradually increases the temperature of the room a few degrees over the evening so you can enjoy maximum comfort and quiet operation
  • Quiet Operation: Relax and enjoy a peaceful home environment with this air window air conditioner unit’s quiet performance at 54 dBA on low; Get work done without excess noise and sleep peacefully with this window air conditioner

#2

  • SMARTCOOL – Midea 8,500 BTU ASHRAE (5,000 BTU SACC) Portable Air Conditioner delivers fast, effective cooling for spaces Up to 150 sq. ft. while providing fan and dehumidification functions in any home, creating a relaxing and comfortable environment
  • SMART CONTROL – Control your portable AC from anywhere using the MSmartHome app for iOS and Android. Switch modes, set a schedule, and more. Pair your AC unit with Alexa or Google Assistant devices for voice control options
  • EFFORTLESS OPERATION – Enjoy the simplicity and comfort of digital controls. The portable AC features an easy-to-read LED display and includes a compact remote control (batteries included) to easily set the time, temperature, and mode, from across the room. Its 24-hour adjustable timer can cool a room to a temperature between 62°F-90°F and has 3 modes to choose from – cooling, dehumidification, fan only.
  • EASY INSTALLATION: Roll your air conditioner to the preferred cooling area, attach the 5ft hose and adjustable window brackets (fits openings from 26.5-48“), turn the unit on and let your cooling begin. An exhaust hose and window kit are included, no extra tools are needed for assembly. Installation instructions are simple and can be done by anyone.
  • WASHABLE AIR FILTER – To provide clean cool air, we designed a removable and reusable air filter to protect your family and living space from dust and pet hairs. We recommend you clean the filter every week of operation in order to extend the life and performance of this unit.

#3
LG 8

LG 8

VIEW ON AMAZON

9.0 score


  • Window Air Conditioner with Low Noise Performance: This ac window unit operates at sound levels as low as 53dB (in low mode) eliminating unnecessary noise; Work without distraction and get a good night’s sleep with this quiet window unit
  • Multiple Fan Speeds: 3 cooling and fan speeds with Auto Cool allow you to customize your cooling; Effortlessly adjust the ac window unit air flow to suit your needs
  • Maximum Usability: This window unit ac includes an easy to use digital control panel and remote control; 4-way air deflection gives you ultimate flexibility; Filter light reminder, window installation kit, and a slide-out, washable filter are also included
  • Auto Restart: After a power failure, Auto Restart will automatically turn the ac unit window back on when power is restored
  • Cools Rooms up to 350 Square Feet: LW8016ER is ideal for cooling medium rooms (14′ X 25′); With the 350 square feet cooling coverage, keep your bedroom or office comfortably cool with this window unit air conditioner

#4

  • 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.Cooling Watts : 710W, Rated Cooling Amps (AHAM) : 8.78.Airflow (CFM) Roomside (hi low) : 215/150. Refrigerant : R32.
  • 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
  • FLEXIBLE WINDOW OPENING – The U-shaped design allows your window to open, bringing fresh air into your home and maintaining more of your view when the unit is installed. When the window is closed, the Anti-Theft Mechanism locks the window for added safety
  • ROBUST INSTALLATION – Install the included quick-snap bracket, set the unit on the bracket, and secure the sidearms. Then you are all done and ready to enjoy. Available for single-hung or double-hung windows with width 22″-36″, minimal height at 13.75″

#5

  • GE 6000 BTU ELECTRONIC WINDOW AIR CONDITIONER – Designed to efficiently cool rooms up to 250 sq ft; easy install kit included so you can start cooling right away.Controller type:Remote Control.self timer duration : 24 hours
  • BEST FOR SMALL ROOMS: This AC unit is the right size for delivering 6000 BTU cooling capacity to smaller areas like bedrooms, studio apartments, guest rooms, and home offices
  • LOW-NOISE OPERATION – Keep the cool air flowing with minimal disruption; ideal for nighttime use in bedrooms
  • MAXIMUM COMFORT: Energy-efficient with 3 cooling modes and 3 fan speeds to provide flexible and optimal room temperature; digital controls with make it easy to adjust cooling to your comfort
  • EASY INSTALLATION AND CLEANING: This AC has a fixed chassis and installs easily in a double hung window (size: W 21.875 – 36 x H 13.375″) with included EZ Mount installation kit; slide-out filter makes cleaning a breeze to keeps your unit running its best when cleaned every 30 days”
  • Sound Level (Low/High): 55/61 dbA.Sound Level (Low Fan, Cool): 52/55 dBA.Sound Level (High Fan, Cool): 56/61 dBA

#6

  • PERFECT FOR SMALLER ROOMS – Midea’s Affordable Window AC unit is perfect to help your room be as comfortable as possible. It can cool 150 sq. ft. with 7 temperature settings, 2 cooling/2 fan-only speeds, and 2-way air direction to give you the perfect amount of cooling every time.Controller type:Button Control.Air Flow efficiency:145 CFM. Moisture removal-1.27 pints/ hr.Core material : Copper..Control Type : Electronic. Refrigerant : R410A.
  • ENERGY EFFICIENT- Midea’s 5,000 BTU window air conditioner has a Combined Energy Efficiency Rate (CEER) of 11.0 which helps reduce the energy costs to save you money throughout the year.
  • QUIET & EASY TO USE – This window AC unit is quieter than a household refrigerator. It also features easy-to-use mechanical controls to quickly set the time, temperature, and mode and has a removable & reusable air filter.
  • EASY INSTALLATION – Easily install in your home or apartment’s existing window frame. Suitable for windows 23”-36” wide and minimum 13” high. All mounting accessories are included. A screwdriver is required (but not included) for installation. For some window frames, pilot holes are recommended before installing screws. Please see included instruction manual for further detail.
  • WARRANTY: 1 Year Parts & Labor Warranty comes with each Midea product to ensure the quality of our brand to our customers. Our team is happy to help if any questions or issues arise and make sure to register your product on our website for even faster support in the future.

#7

  • Multi-Speed Fan: Features three different fan speeds, for more cooling flexibility.Controller type:Remote Control
  • 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
  • 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
  • Remote Control: Allows you to precisely control the temperature and fan speed from across the room
  • Easy-to-Clean Washable Filter: Capture dust from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter
  • SpaceWise Adjustable Design Optional Side Panels: With the Adjustable Side Panels, the side panels will extend to best fit your window Power Cord Comes with an extra long three-prong cord — makes extension cords unnecessary

#8

  • [Maximum Cooling] Cooling Coverage up to 150 Square ft. is ideal for cooling small rooms with 5,000 BTU window air conditioner for 1 room or space.Frequency : 60 hertz
  • [Quiet & Easy to Control] LG Air Conditioners operate at sound levels as low as 50dB (low mode). Mechanical controls for AC unit make it easy to enjoy your window air conditioner’s settings.
  • [Easy Installation & Cleaning] This AC has a fixed chassis and installs easily in a double hung window with included EZ Mount installation kit; slide-out filter makes cleaning a breeze to keeps your unit running its best when cleaned every 30 days
  • [Easy-to-Clean Washable Filter] Captures particles from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter. window ac unit aire acondicionado de ventana
  • [Multiple Fan Speeds & Energy Save Function] Two cooling modes and two fan speeds let you customize your cool. Energy Save Function for lower electricity bill, Eco-friendly R32 refrigerant. air evaporative evaporative chill well artic arctic airconditioner swamp cooler conditioner personal cool acon cold frio enfriar aireacondicionado acondicionador fuerte bueno confiable robusto verano window ac unit de ventana aire acondicionado caliente para cuarto airconditoner mini aircon aircondi habitacion airconditi aircondition air condition

#9

  • Award-Winning Portable AC Unit: Awarded Good Housekeeping’s 2024 “BEST OVERALL PORTABLE AIR CONDITIONER,” this powerful yet quiet portable air conditioner provides powerful cooling over large areas up to 500 sq. ft.
  • Powerful Yet Quiet: The ideal AC unit for bedrooms, this 14,000 BTU indoor air conditioner operates at 51 dBA at low speed and helps you stay cool while your limiting energy consumption; Made with the environment in mind, it runs off CFC-free R-32 refrigerant
  • Built-In Dehumidifier: This dual-hose portable air conditioner features a patented auto drain function that automatically exhausts all condensate in most environments; 71 pint/day dehumidifying capacity; 430m3/h / 253CFM airflow
  • 3 Operational Modes: This stand-up air conditioner features 3 settings: cool, dehumidify, and fan (3 speeds), plus full thermostatic control (61°F – 89°F); Max. 1300 W / 11.6 A power consumption; 115 V / 60Hz / 1 phase power supply
  • Includes: A 19″D x 16″W x 35.5″H indoor AC unit, an extendable (up to 60″) 5.9″ diameter intake & exhaust hose, a 6.5″ W x 20″ (min) / 46″ (max) L window kit, an activated carbon air filter, a washable pre-filter and storage bag

#10

  • Portable AC: Use this personal air conditioner & heater (16.5” x 14.06” x 27.09) in rooms up to 550 sq. ft. Stay cool summer & warm in winter with this BLACK+DECKER air conditioning and heater in one.
  • 4-in-1: Our 7000 BTU DOE (12000 BTU ASHRAE 128) AC and heater is also a dehumidifier & fan. This portable air conditioner (57.6 lbs.) has a remote control & top mounted control panel with LED display.
  • Great Features: Set the right temperature with this ac portable air conditioner. Our portable air conditioner and heater also has a slide-out washable filter, auto water evaporation, & 24-hour timer.
  • Easy Mobility: Thanks to casters on the bottom and side handles on both sides of the small air conditioner, this air cooler & heater and fan combo can be moved from room to room without any hassle.
  • Installation Kit: When it comes to fans that blow cold air, this indoor ac unit includes an easy-to-install window kit. A large, vented airflow outlet ushers in cool air.

#11

  • POWERFUL COOLING – Stay cool with our 8000 BTU portable AC units for rooms. They feature a fast rotary compressor and a fire-safe metal control box, cooling rooms up to 300 sq ft.
  • VERSATILE 3-IN-1 OPERATION – Featuring AC Cooling, Dehumidifier, and Fan modes, the portable air conditioners adapt to your needs, with remote control and adjustable settings for added convenience.
  • PORTABLE – Move easily with universal casters and a lightweight design. Our small portable air conditioner is perfect for bedrooms, offices, and more, with a window mount kit for easy setup and removal.
  • ULTRA-QUIET – This AC unit for bedroom boasts a low-noise motor and energy-efficient performance, ensuring effective cooling without disturbance. Relax, sleep, or work in peace.
  • ENERGY EFFICIENCY – Made from durable ABS, this portable AC UNIT operates at 115V with 800W power output. Refrigerant type R32 ensures energy efficiency and eco-friendliness.

#12

  • [Fully Upgraded] – Unlike fixed-speed models, the Della DC Inverter Air Conditioner minimizes frequent starts and stops, providing substantial energy savings of 20-30%. The inverter compressor operates at high frequencies, rapidly cooling your space, and then maintaining the set temperature with low frequency operation. With reduced vibration and noise levels, it ensures a peaceful environment. Plus, the plastic air duct results in quieter operation at just 45dB.
  • [Powerful 3-in-1 AC] – This 14000 BTU portable air conditioner not only cools but also dehumidifies and functions as a fan. With a robust 14,000 BTU ASHRAE (10,100 BTU SACC) capacity, it’s perfect for living rooms, bedrooms, attics, or any space up to 450 square feet, with the temperature from 60°F to 90°F. The three wind speeds with an oscillation function provides more choices. And enjoy enhanced dehumidification with a capacity of 70 pints/day, surpassing other units at 50-60 pints/day.
  • [Smart Control] – Take command with our Wi-Fi-enabled smart portable air unit, accessible via the DELLA app for iOS or Android. Whether you’re on the go or lounging at home, control all settings right from your smartphone. Say goodbye to getting up from the couch to adjust the temperature. Plus, enjoy seamless integration with Alexa for voice control convenience.
  • [Multi-functional Portable Air Conditioner] – Designed with powerful functionality and user-friendly features, this air conditioner offers cooling, ventilation, a self-evaporation system, sleep mode, 3 fan speeds, and adjustable up-and-down swing wind. With 24-hour timer, ECO mode, full water level indicator, built-in dehumidifier, and child lock function for remote control settings, it meets diverse needs. Dimensions(D x W x H):15.9 x 17.8 x 31.25 INCH, ensuring suitability for various spaces.
  • [Easy to Move and Install] – With casters, this portable air conditioner glides easily from room to room. The 3-section window slider kit accommodates window openings ranging from 18.5 to 51 inches long, ensuring a snug fit. Installation is a breeze – just attach the exhaust hose to the back of the unit and connect it to the window slider kit. Plus, our ABS matte plastic air conditioner features a removable and washable double-layer filter, protecting your family from dust and pet dander.

#13

  • Award-Winning Portable AC Unit: Forbes Vetted’s 2023 “Best Portable Air Conditioner Overall”, this powerful yet quiet portable air conditioner provides powerful cooling over large areas up to 600 square feet
  • Smart Control: The NetHome Plus app allows you to control your AC unit via WiFi from anywhere, plus it’s compatible with Alexa and Google Home voice assistant.
  • Inverter Technology: This dual-hose portable air conditioner offers 20% more cooling and 40% more efficient energy use, ensuring optimal performance whether you’re at home or away. Built-In Dehumidifier and patented auto drain function that automatically exhausts all condensate in most environments with optional upper gravity drain port; 87 pints/day dehumidifying capacity
  • 4 Operational Modes: This stand-up air conditioner features 4 settings: auto, cool, dehumidify, and fan (2 speeds), plus full thermostatic control control (60°F – 86°F); Max. 1293W / 11.9A power consumption; 115 V / 60Hz / 1 phase power supply
  • Includes: A 19.5″W x 16.75″D x 32.5″H indoor AC unit, an innovative extendable (up to 47″) dual exhaust and intake “hose-in-hose” design which ensures no heat leakage, a window installation kit (49” max. length), and a washable air filter

#14

  • Go Big on Cooling Power: The DREO AC515S portable air conditioner brings massive 12,000 BTU ASHRAE cooling capacity that reaches up to 14 ft. Helping you keep the comfortable temp in the sweltering summer
  • Isolate Noise, Amplify Comfort: Featuring a new noise isolation system around the compresor, this portable air conditioners reduces noise down to a minimum 46dB, making it ideal for quiet places like bedrooms and offices
  • Drainage-free in powerful cooling when the humidify under 85%: Bring uninterrupted cold air to your room, thanks to DREO’s new AC unit design, a dedicated condenser and water pump helps transfer excess water and reduces the need for drainage compared to traditional floor air conditioners
  • Smart Cooling at Your Fingertips: Use your favorite voice assistant (compatible with Amazon Alexa or Google Home) or the fully-featured Dreo App to control every aspect of your cooling experience, from multiple modes to fan speeds, timers and schedules, this standing AC has it all
  • 3-in-1 Mode with Fan & Dehumidifier: Get more control of the way you cool thanks to the 3-in-1 mode including settings for cooling, dehumidifying and fan control in one, finding the ideal comfort setting is easier than ever with the DREO room air conditioner
  • Hassle-free DIY Installation with Universal Window Kits: Don’t worry about the window type or size, this air conditioner for bedrooms features multiple panel combinations that are easy to fit and secure on any window (from 17″ to 53″)
  • Superb Customer Service: Our friendly customer support works around the clock to solve any issues and give you all the product guidance needed when using Dreo AC Series