If you’re in the market for smallest air conditioner, you won’t want to miss our Best smallest air conditioner list in 2023. Our carefully curated selection is based on 94939 customer reviews gathered from all around the world – giving it a truly global perspective!

See what others are raving about now and make sure that your next purchase will be one of lasting value.

Bestseller No. 1

EENOUR QN650 Portable Air Conditioners, Home AC Cooling Unit 2350 BTU, 240W Low Power Consumption, 24V DC & 100-240V AC, 3 Fan Speeds, LCD Display, 59~86 °F for Camping Tent, Car, Truck, Van and RV

【❄STAY COOL & BEAT THE HEAT】Built in the powerful twin piston compressor that is 4.6CC/R while others compressor only 2.0CC/R. Our air conditioner is more powerful and efficient to reduce the outlet air temperature by 10°F in just 5 minutes. It is perfect for occasions like RV traveling, BBQs and family members gather together outdoor in the hot summer days etc
【❄SIMPLE & EASY TO USE】Features including Cooling (60°F-86°F), Fan (3 Level) and Sleep mode which can be controlled through the LCD panel. The sleep mode will stop cooling mode and only fan works which make you stay cool and remain undisturbed in your sleep. Just press the button and enjoy the cool air!
【❄OUTDOORS & INDOORS USE】You can connect it to a 100-240V home power supply, generator or a portable power station. It is especially suitable for camping, RV trailer and car. Effective cooling for close rooms up to 40 sq. ft. Your summer will be much cooler with EENOUR by your side
【❄PORTABLE & ENERGY-SAVING】This RV air conditioner is compact, lightweight and with a handle, so you can carry it around easily. With 240W low power consumption and fast cooling ability, it features energy-saving and efficiency in the meantime. And the operating noise is 44 dB to 64 dB depending on the working mode
【❄QUICK TO INSTALL】Put this personal air cooler to the preferred cooling area, attach the hose connector and duct, turn it on, and let the cooling begin! Exhaust hose connector and duct are included, no extra tools are needed for assembly. Installation instructions are simple and each unit comes with a 1 Year Parts & Labor Warranty.

Bestseller No. 2

Soleus Air Exclusive 8,000 BTU Energy Star First Ever Over the Sill Air Conditioner Putting it in a Class of its Own for Safety and Whisper Quiet, Along with Keeping Your Window View (Fits up to 11" Wide Window Sill)

DESIGN: Exclusive Soleus Air design combines the benefits of a portable ac, window ac and mini-split ac into a simple format
SIMPLE INSTALLATION: Simply slide the saddle air conditioner over the window sill for a safe installation without any tools required or risks of the air conditioner falling out of the window. The maximum window sill clearance this unit will fit in is 11 inches. Fits windows 24" to 48" wide. Fits windows with a minimum of 16" height clearance.
MYTEMP REMOTE: Activate the MyTemp sensor on the remote control and relax anywhere in the room while the air conditioner cools to your exact location. Save on energy costs with the 24-hour timer, energy saver mode, and sleep mode and rest easy knowing the air conditioner with automatically restart after a power interruption.
ENJOY THE VIEW: Keep the view outside and full use of your window even after installation without having to remove the air conditioner
SIMPLE OPERATION: Electronic controls and LCD remote control keep all of the industry-leading features at your fingertips. Washable and reusable filter for easy maintenance and extended product life.

SaleBestseller No. 3

Midea 5,000 BTU EasyCool Window Air Conditioner and Fan - Cool up to 150 Sq. Ft. with Easy to Use Mechanical Control and Reusable Filter

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
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.

Bestseller No. 4

TOSOT 8,000 BTU Window Air Conditioner - Quiet Operation, Energy Star, and Remote Control- Window Mounting AC Unit Fast Cooling for Spaces up to 350 sq. ft. Tranquility Series

MORE SILENT: With improved drainage outlet, a max noise output of 42 decibels, it's just as quiet as the local library. You might hear the sound of the fan flinging water onto the internal components to improve efficiency. If the sound is too much, you can remove the upgraded drain plug to reduce the noise.
EFFICIENT COOLING: Cool your room fast with 8000 BTUs of power. This unit is best for spaces up to 350 sq. ft. like bedrooms, living rooms, dorms, or small apartments.
ADJUSTABLE AIR VENTS: Our slanted air louvers can be adjusted to blow cool air up to 20 feet away. Heat rises, so adjust the louvers so that cool air blows above your head to quickly cool the entire room.
SAVES YOU MONEY: An Energy-Star rating makes this Window AC better for the environment and your wallet. With an EER of 12.0, you can expect to pay about $65 per year to operate this Window AC unit.
EASY INSTALLATION: Most window installations can be completed within 15 minutes of opening the box. All parts, including foam and side panels, are included in the package along with simple instructions for installing this unit for the first time.

Bestseller No. 5

Gree Portable Air Conditioner 10,000 BTU (6000 BTU SACC standard) with Remote Control, 3 in 1 Portable Air Conditioner with Cooling, Dehumidification, Fan Functions, Quiet Portable AC for Rooms up to 250 Sq.ft

FAST COOLING: Gree Electric Appliances is the world's largest manufacturer of air conditioners. We have the top technology in the air conditioning field. The Gree portable air conditioner has an ASHRAE rating of 10,000 BTU (6000 BTU SACC standard). It uses the latest compressors, and provides fast, efficient cooling for spaces up to 250 sq.ft.
3 IN 1 FUNCTION: The Gree window unit has 3 functions: cool, dry, and fan only. The dehumidification capacity is 68.4 Pint/D, and it has 3 fan speeds, automatic and sleep modes that create a cool and comfortable environment for you.
INTERNAL DEFROST: With the XFAN function on, when the air conditioner is turned off, the internal fan will still run at a low speed for a period of time to dry any residual water in the air ducts.
EASY INSTALL: With 360-degree pulleys, you can move it anywhere you want. No external unit, it can be installed in any horizontal or vertical opening window. An exhaust hose and window kit are included, no extra tools are needed for assembly. Please see the included instruction manual for further details.
SELF-EVAPORATING TECHNOLOGY: Gree portable AC units have self-evaporating technology, so you don't need to manually drain the water when using the normal cooling function, which makes them easy to use and keeps rooms clean and hygienic. Plus, you can reuse the condensate to improve the efficiency. When using the dehumidification function, you can plug in the hose for continuous drainage.

SaleBestseller No. 6

GE Window Air Conditioner 5000 BTU, Efficient Cooling For Smaller Areas Like Bedrooms And Guest Rooms, 5K BTU Window AC Unit With Easy Install Kit, White

GE 5000 BTU MECHANICAL WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 150 sq ft; easy install kit included so you can start cooling right away
BEST FOR SMALL ROOMS: This AC unit is the right size for delivering 5000 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: Efficient with 2 cooling modes and 2 fan speeds to provide flexible and optimal room temperature; controls with 10 temperature settings 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"

Bestseller No. 7

Haier Window Air Conditioner 5000 BTU, Efficient Cooling for Smaller Areas Like Bedrooms and Guest Rooms, 5K BTU Window AC Unit with Easy Install Kit, White

HAIER 5000 BTU MECHANICAL WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 150 sq ft; easy install kit included so you can start cooling right away. Cooling-455 Watts
BEST FOR SMALL ROOMS: This AC unit is the right size for delivering 5000 BTU cooling capacity to smaller areas like bedrooms, studio apartments, guest rooms, and home offices
LOW-NOISE OPERATION keeps the cool air flowing with minimal disruption; ideal for nighttime use in bedrooms
MAXIMUM COMFORT: Efficient with 2 cooling modes and 2 fan speeds to provide flexible and optimal room temperature; controls with 10 temperature settings 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

Bestseller No. 8

TOSOT 8,000 BTU(ASHRAE) 5,000 BTU (DOE) Portable Air Conditioner Quiet, Remote Control, Built-in Dehumidifier, Fan, Easy Window Installation Kit - Cool Rooms Up to 300 Square Feet

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.

Bestseller No. 9

Frigidaire FGPC1044U1, White Cool Connect Smart Cylinder Portable Air Conditioner for Rooms up to 450-sq. ft, 10,000 BTU

Wi-Fi ready connected room air conditioner with Frigidaire Smart App for mobile operation
Convenient portable installation with new modern cylinder design (uses standard 115V electrical outlet)
5,200 DOE BTUs/10,000 ASHARE BTUs cools up to a 450 square foot room with 3 pints per hour dehumidification
Use your smart device to turn the unit on or off, change temperature, control modes and adapt fan speeds.Noise Level dB: 53
360-degree airflow circulates cool air in an upwards, continuous spiral ensuring it reaches every corner of your room faster. Cooling power: 10000 btus

SaleBestseller No. 10

LG LW1216HR 11,500/12,000 230V Window-Mounted Air Conditioner with 9,200/11,200 BTU Supplemental Heat Function, 12000, White

Energy efficiency Ratio (EER): 11.3 (cooling)
Special 230V electrical outlet required (unit will not work with a standard 115V outlet)
12,000 BTU cooling for rooms up to 550 sq. Ft
11,200 BTU heating for Approx. 450 sq. Ft
2 cooling speeds/2 heating speeds/2 fan speeds

Bestseller No. 11

GE 5,100 BTU Portable Air Conditioner for Small Rooms up to 150 sq ft., 3-in-1 with Dehumidify, Fan and Auto Evaporation, Included Window Installation Kit

GE 5,100 BTU PORTABLE AIR CONDITIONER is designed to efficiently cool small rooms up to 150 sq ft; easy window installation kit with no cutting required included so you can start cooling right away
3-IN-1 PORTABLE AIR CONDITIONER- Built-in air conditioning, two fan speeds, and dehumidifying capabilities provide flexible and optimal home comfort; ideal for bedroom, guest room, office or studio apartment
AUTO EVAPORATION TECHNOLOGY- Under most room conditions, the AC will evaporate any water the unit collects while cooling, so there’s no need to drain excess water
DIGITAL CONTROLS WITH REMOTE- LED controls with included remote make it easy to clearly see and manage your settings from anywhere in your room; use remote to conveniently set your customized comfort
ADDITIONAL FEATURES- Easy-roll casters, continuous fan mode, removeable and washable filter, 24-hour on/off timer, and auto restart provide ease of use and maintenance

Bestseller No. 12

TCL 6P91C Smart Series Portable Air Conditioner, 6,000 BTU, White

3-IN-1 AC, FAN, AND DEHUMIDIFIER: Choose the perfect mode to keep your room cool, clean, and dry without ever needing to empty a bucket with our self-evaporating design.
POWERFUL COOLING CAPACITY: The 10,000 BTU portable air conditioner is powerful enough to cool rooms up to 250 sq. ft. and features multiple fan speeds that allow you to choose your level of comfort.
APP & VOICE CONTROL: With advanced smart features, cool your home with simple voice commands using Alexa and Google Assistant or control your unit from anywhere with the smart and intuitive app (separate unit remote included).
SET UP IN MINUTES. MOVE AROUND IN SECONDS: With the simple and easy installation kit, set up your portable AC unit in minutes using the included hose and window kit. Weighing only 54 lbs, the portable AC features handles and wheels for quick moves from room to room. (Size: 12.79 x 17.32 x 27.36 inches)
COMFORTABLY QUIET: Thoughtfully designed to not disturb you, this ac unit noise level is as low as 52 decibels so you can enjoy serene cooling in peace.

Bestseller No. 13

GE Profile Ultra Quiet Window Air Conditioner 6,200 BTU, WiFi Enabled Energy Efficient for Small Rooms, Easy Installation with Included Kit, 6K Window AC Unit, Energy Star, White

ULTRA QUIET - This quiet air conditioner reaches sounds as low as 40 dB, underlining GE Profile's rating as the Quietest Window AC Brand in the US. The ultra quiet operation keeps the air flowing with minimal disruption.Controller type:Voice Control
SMART, EASY OPERATION: Integration with the SmartHQ app allows you to monitor, schedule, and control your smart AC unit from anywhere, while compatibility with your favorite devices like Amazon Alexa and Google Assistant makes everyday use easier and more versatile than ever.
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.
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.
GE PROFILE ENERGY STAR 6200 BTU SMART WINDOW AIR CONDITIONER - Designed to efficiently cool rooms up to 250 sq ft; easy installation kit and remote control included so you can start cooling right away

SaleBestseller No. 14

QUICK TO COOL: The 25,000 BTU air conditioner for window-mounted installation is what you need to efficiently cool your apartment, bedroom, living room, or any environment
FUNCTIONALITY: Cools a room up to 1,500 sq. ft. with dehumidification up to 5.7 pints per hour.
TEMPERATURE SENSING “FOLLOW ME” REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.
ENERGY STAR RATED COOLING: Energy Star efficiency saves you money on your electric bill (12.1 EER)
Special 230-volt/20-amp electrical outlet required (Unit will not work with a standard 115V outlet).

Bestseller No. 15

EENOUR QN750 Portable Air Conditioners, Home AC Unit 2900 BTU's, Dual Hose System, 210W Low Power Consumption for Camping Tent, Truck, Car, Van and RV

【❄EFFICIENCY COOLING & DUAL HOSE SYSTEM】Built in the powerful twin piston compressor that is 4.6CC/R while others compressor only 2.0CC/R. Besides, we have added a dual hose system, it generates stronger cooling power with 2900 BTU/h, and 34% higher cooling efficiency than QN650. It is perfect for occasions like RV traveling, BBQs and family members gather together outdoor in the hot summer days etc.
【❄SIMPLE & EASY TO USE】Features including Cooling (60°F～86°F), Fan (3 Level) and Sleep mode which can be controlled through the LCD panel. The sleep mode will stop cooling mode and only fan works which make you stay cool and remain undisturbed in your sleep. Just press the button and enjoy the cool air!
【❄OUTDOORS & INDOORS USE】You can connect it to a 100-240V home power supply, generator or a portable power station. It is a spot air conditioner not for big areas. Effective cooling for close rooms up to 40 sq. ft. Your summer will be much cooler with EENOUR by your side
【❄PORTABLE & ENERGY-SAVING】This RV air conditioner is compact, lightweight (22.05 lb) and with a handle, so you can carry it around easily. With 210W low power consumption and fast cooling ability, it features energy-saving and efficiency in the meantime. And the operating noise is 45 dB to 58 dB depending on the working mode
【❄QUICK TO INSTALL】Put this portable air conditioner to the preferred cooling area, attach the hose connector and duct, turn it on, and let the cooling begin! Exhaust hose connector and duct are included, no extra tools are needed for assembly. Installation instructions are simple and each unit comes with a 1 Year Parts & Labor Warranty

Bestseller No. 16

RecPro RV Air Conditioner 15K Non-Ducted | With Heat Pump for Heating or Cooling Option | RV AC Unit | Camper Air Conditioner (White)

Measuring 26 3/4" wide by 39 5/16" long by 13 11/16" high on the outside of your RV and 21 1/8" wide by 21 15/16" long by 1 11/16" high on the inside ceiling assembly. The air conditioner is non-ducted and comes in black and white.
Attractive and durable, it runs off of 115V power. With this model, the sound level is much lower than many of the other air conditioners on the market and the quality of the temperature is better.
In addition, the amperage (amps) on the model is lower than other air conditioners. While this might not mean a whole lot, it means that it draws less electricity, saving you power and money to use for other appliances or RV devices.

SaleBestseller No. 17

OLMO Alpic 12,000 BTU, 110/120V Ductless Mini Split Air Conditioner Heat Pump with 16ft Installation Kit

OLMO Alpic Eco Series 12,000 BTU, 110/120V, 16.5 SEER Ductless Mini Split Inverter Heat Pump Air Conditioner with Cooling and Heating
ETL Intertek Approved, AHRI Certified. Works for heating with ambient temperature up to 5F°. Whisper Technology for Quiet Operation, Great for Bedrooms, Additions,Living Rooms and Commercial Applications.
System comes with an installation kit Including 16ft pre-flared and Insulated Copper Line Set, 16ft Communication Wires between Indoor and Outdoor, Small Accessories and a 16ft Drainage Extension. This is not a DIY equipment, professional installation is required.
5 Modes for Your Comfort – You can choose among Auto, Cool, Dry, Heat, and Fan modes. This system is easy to control with included backlit LCD remote controller.
LED Display, Self Diagnosis, Intelligent Defrost & Pre-Heating. Washable and easy to clean indoor air filter.

SaleBestseller No. 18

Windmill Air Conditioner: Smart Home AC - Easy to Install - Quiet - Energy Star Efficient - Side Insulation - Auto-Dimming LED Display - App and Voice-Enabled - 8,300 BTU

No Pre-Assembly With The Easiest Room Air Conditioner Installation Kit Possible: We pre-assembled the install kit for you, so it’s ready to go out of the box (and, we include a simple-to-follow install guide)! In case you need an extra hand, just let us know.
A Quiet AC To Really Make Your Home More Comfortable: With curved edges, clean lines, and an auto-dimming LED display, Windmill is the smart Energy Star Certified window air conditioner that blends right into any modern home. It’s the perfect choice for your next home improvement or home office project and better than any clunky portable air conditioner.
Enjoy More Efficient Cooling That’s Good For The Planet: The top vents blow air up and out into the room at the perfect angle for better airflow – not into your face, like other window air conditioning units. We also use a refrigerant (R32) with 68% less global warming potential than what’s commonly used (410a). Also, we help offset the carbon footprint of every AC purchased.
Control Your AC Anywhere, Anytime: The Windmill AC is WiFi- and app-enabled for iPhone and Android. Turn it on 10 minutes before you get home on a blazing hot day and shut it off remotely in case you forget. For voice control, connect it to your Google Assistant or Amazon Alexa.
60 Years of AC Expertise: We at Windmill Air believe in beautiful, simple technology, better urban living, good quality air, and offering the best support our customers deserve. Combining a fresh, modern perspective with 60 years of AC expertise, we started Windmill and built a quality unit with today’s needs in mind.

SaleBestseller No. 19

TOSOT 8,000 BTU Air Conditioner Easier to Install, Quiet and 3-in-1 Portable AC, Dehumidifier, Fan for Rooms Up to 250 sq ft, Aovia Series, White

Powerful Cooling: This super-light unit can be moved from room-to-room to provide 8,000 BTUs (5,000 BTU 2017 DOE Standard) of cool air where you need it most. Best used in spaces up to 200 square feet.
3-in-1 Unit: The Aovia can cool your room or operate as a fan, but it can also act as a dehumidifier capable of removing 2.1 pints of water per hour. Keep your home comfortable no matter what climate you are in.
Easier Installation: After connecting the heat exhaust hose, simply adjust the window panel using the quick-adjust knob and power up to let the cooling begin! The installation kit is included within the package.
Auto Evaporation: There’s no need to empty collected water unless you are in a super humid environment. Your AC unit will cool more efficiently from the fan flinging the condensation water into the internal parts to cool them down.
Simple To Use: The LED control panel allows you to easily adjust the operating mode, fan speed, and temperature. The remote control allows you to change settings up to 20 ft away.

SaleBestseller No. 20

FRIGIDAIRE FFRE0833S1 8,000 BTU 115V Window-Mounted Mini-Compact Air Conditioner with Temperature-Sensing Remote Control

2016 energy star: 12. 0 energy efficiency ratio (eer)
8, 000 BTU mini-compact air conditioner for window-mounted installation
Quickly cools a room up to 350 sq. Ft
Dehumidification up to 1. 7 pints per hour
Clean air ionizer removes pollen and impurities from the air providing relief for allergy sufferers

Our selection of top-rated smallest air conditioner provides something for everyone, no matter your budget. We’re sure you’ll find the perfect item to fit all your needs!

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Top 20 Best Smallest Air Conditioner Reviews & Comparison

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