10 Best Small Air Conditioner of December 2025

• QUIET & POWERFUL - Our 8,000 BTU compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
• PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms up to 200 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
• SIMPLE & QUICK TO INSTALL – Just wheel this portable air conditioner into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry

BLACK+DECKER

• More than 35% Energy Savings: With the advanced DC Inverter technology, Midea U achieves over 35% energy savings compared to other traditional units, and it's the first window AC to obtain the ENERGY STAR Most Efficient 2020 Certification. You may also get exclusive benefits from your local energy distributor
• Extreme Quiet: 9 times quieter than some traditional units. The U-shape blocks the noise from the cooling system using your window. This design allows for extremely quiet operation as low as 42 dBA - almost as quiet as a library – so you can get a restful night’s sleep or binge your favorite shows undisturbed
• Flexible window open: Midea U-shaped design allows your window to open, bringing fresh air into your home anytime allowing you to maintain more of your view
• Smart Control: The Midea U is Wi-Fi- enabled, it can be controlled from anywhere through the cloud using the MideaAir app on iOS or Android. You can also use voice commands with Alexa or Google Assistant if you prefer
• Robust Installation: Support bracket is included for a more robust installation that supports the unit with the window open or closed.Available for single-hung or double hung window with size: 22 - 36 inches, minimal height at 13.75 inches.

Midea

• FAST COOLING; FRESH MOIST AIR WITH 3 SPEEDS- Our 2020 newly improved 3 in 1 personal space cooler is equipped with air cooler, humidifier and timing function, it also purifies air. You could use it as a fan(3 speeds available) or add ice water to make it a mini air conditioner by giving you moist and fresh cold air. Cool you off in seconds in a hot kitchen, living room, home or office.
• Environmental protection design-Just add pure water, plug in the power supply, it can continuously supply you with moist air, so that you can work and live comfortably in the hot summer, There is no polluted gas like air conditioner. It just disperses water droplets into the air around you and keeps you cool by evaporation of water vapor.
• TIMER FUNCTION & QUIET OPERATION? - Need a cooling system to help you fall asleep but won’t want to keep cooling you all night to catch cold? Don’t worry, our evaporative air cooler is designed with timing function which you can switch between 1H, 3H, 6H timer as needed. Ultra quiet operation offers you a peaceful and comfortable sleep.
• PORTABLE & POWER-SAVING? - This small air conditioner only weighs in 1.98lbs and has a handle to carry it anywhere, great for offices, table top, dens, reading nooks, dorms, home, campers, work spaces, basements and etc! Our misting air cooler has low energy consumption to decrease your electricity bill and it’s completely fit for our low-carbon lifestyle.
• THREE SUPPLY METHOD- You can use this air conditioner in three supply methods.First method, you can use the USB port of mobile devices such as laptops for power supply. Second method, use the charger to supply power by power outlet.Third method, if you go far from you home without any power supply, you can carry with one 10000 mAh mobile power which you can use 12 hours. So please do not worry about power failure.

MiToo

• Powerful 5,000 BTU rating for quiet, fast, and effective cooling for rooms up to 150 sq. ft.
• Easy to install and use, sets up in minutes with the included window mounting bracket, while the front-mounted controls are intuitive and easy to operate
• Washable and reusable filter reduces bacteria, room odors, and other airborne particles for a healthier more comfortable environment
• Auto Restart lets the unit turn back on if power is lost and maintain the same settings you had previously set.
• Mechanical rotary controls with 2 cooling speeds and 2 fan speeds (high/low)

TCL

• 【Multi Function & Low Noise】LISOPO personal air conditioner fan Grey & White has built-in evaporative air cooler, desk fan, air humidifier and filter functional. It adopts negative ion and ultrasonic atomization technology to atomize water to increase air humidity, keeps your skin moisture and then blow out clean and cool air to improve environmental pollution to ensure your health.
• 【Portable & Rechargeable】LISOPO portable air conditioner fan is a truly wireless and portable design, built-in 2000mAh rechargeable lithium battery, which can work continuously for 3-5 hours after being fully charged. The compact size of 5.9Lx6.8H inches and the ultra-light weight of 1.7 pounds make it not take up too much space, plus the soft leather handle is easy to carry, very suitable for home, kitchen, office, bedroom, travel, outdoor activities.
• 【Big Capacity & 7 Color Night Lights】300ml large capacity water tank integrated design, can be used for 4-5 hours after filling with water. The top water injection port design expands the water injection and ice injection area to avoid water leakage. The built-in LED light can be used as a night light, 7 different colors. You can set the setting to automatic color cycling, or fix the desired color, and you can turn on/off the lighting button at any time according to your sleep needs.
• 【Humanized & Safety Design】LISOPO desk air conditioner fan has three fan speeds and smart button design, you can choose the ideal wind speed according to your needs. It is made of high-quality environmentally friendly materials, and uses a closed fan blade design, which can be safely used by children or pets. The humanized adjustable air outlet design can create your own private cooling space.
• 【Eco-Friendly & Energy Saving】Our upgraded portable air conditioner has been carefully designed not to use refrigerants or chemicals to cool the air, but to use physical cooling technology to achieve high efficiency with low power working power. The energy consumption is the same as the light bulb, which can save your electricity costs. It is energy-efficient and very environmentally friendly in daily life, which is completely suitable for our low-carbon lifestyle.

LISOPO

• QUIET & POWERFUL - Our 14,000 BTU compact air conditioner (17.1 x 13.8 x 28.1 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest
• COOLS ROOMS FAST - This floor-standing portable AC unit provides steady, effective cooling for rooms up to 350 sq. ft. It’s the perfect small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms
• SIMPLE & QUICK TO INSTALL – Just roll this portable air conditioner with wheels into any room with a double hung or sliding window. Attach the included hose & window adapter, & plug it in to an outlet! At the end of the season, just unhook & store
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry

BLACK+DECKER

• QUIET & POWERFUL - Our 10,000 BTU compact air conditioner (16.5 x 11.5 x 26 in,) will keep you cool and comfortable all summer. An adjustable fan speed cools the air to 65°F at the coolest setting. Sleep mode makes it extra quiet while you rest.
• PERFECT FOR SMALL ROOMS - This floor-standing portable AC unit provides steady, fast, effective cooling for rooms 150 - 250 sq. ft. It’s the ideal small air conditioner for dorms, apartments, cabins, campers, offices, bedrooms, or living rooms.
• SIMPLE & QUICK TO INSTALL – Just roll this portable air conditioner with wheels into any room with a double hung or sliding window. Attach the included hose (4’ 11”) & window adapter, & plug it in to an outlet! When not in use, just unhook & store.
• EASY TO USE & CLEAN – The simple remote control & top-mounted LED display with 24-hour timer allow you to precisely control the air temperature. To clean the filter, just slide it out twice a month, rinse it thoroughly under running water, & put it back.
• 3-in-1 FUNCTIONALITY - Combines 3 energy efficient functions for all of your cooling & ventilation needs with cool, fan, & dehumidifying modes all in one machine. Bucket-less, self-evaporating operation makes your living space cool, clean and dry.

BLACK+DECKER

• ❅[Refrigeration, humidification and purification 3-in-1] - Portable cooler fan built in evaporative water filter, High-density water absorption curtain effectively filters dust from the air, Multi-filter purification. Delivering humidity, cool breeze and fresh air, Which keeps you away from dry air.
• ❅[Novel Spray Humidification Design] - Based on the traditional cooling fan, spray humidification is adopted to achieve the double humidification and cooling effect of water curtain + spray. The capacity of the water tank reaches 300ml and the spray lasts for 8 hours. The design of the water tank is more intimate. It can be opened directly to add water and ice, Without the need to separate the water tank.
• ❅[Dustproof Filtration Technology and New Method of Use] - The new filter element adopts new material, Plant fiber dense thick wet curtain, Can be used for 6-8 months, No odor is not degraded, Has strong water storage capacity, Effectively avoiding water leakage problems. Before using the air cooler, the water curtain can be easily taken out and soaked (the refrigerator is better frozen), and then put back into the air cooler.
• ❅[Portable Rechargeable Air Conditioning Fan] - Built-in 2500 mAh rechargeable battery, After fully charged, it can be placed in any position without being affected by space. Up and down adjustable air outlet, very convenient to use. Exquisite portable design, Anytime, Anywhere, Experience the coolness everywhere.
• ❅[Build In 7 Soothing Mood Lights] - The desktop cooler fan built-in mood light with 7 colors, the warm LED night light enhances the mood of life and you can be on / off the light button at any time according to your sleep needs. Personal air conditioner fan creates comfortable environment. The LED lights can be customized simple color or cycles gradient in 7 colors automatically.

XIDIAOYE

• FAST COOLING: 5, 000 BTU window-mounted mini-compact air conditioner is perfect for cooling a room up to 150 square feet. Quickly cools down your home, office, or apartment for maximum comfort
• EFFORTLESS OPERATION: 7 temperature settings, 2 cooling/2 fan only speeds and 2-way air direction give you the perfect amount of cooling every time
• EASY INSTALLATION: Install easily with minimal modification to the existing window frame. Suitable for windows 23''-36'' wide and minimum 13'' high. All mounting accessories are included
• ENERGY-EFFICIENT: Combined Energy Efficiency Rate (CEER): 11. 0. Helps reduce the energy costs
• WASHABLE FILTER: The reusable and washable mesh filter reduces bacteria, room odors and other airborne particles for a healthier, more comfortable environment

Midea

• AIR COOLER: The Arctic Air Ultra is a portable air conditioner that cools, humidifies & purifies. This personal space cooler features three fan speeds & a multi-directional air vent.
• QUIET & PORTABLE: The lightweight & whisper-quiet fan plus soothing night light make it perfect to use overnight for a comfortable sleep. Arctic Air Ultra is energy efficient & freon-free!
• EFFICIENT COOLING: Hydro-chill technology pulls in hot air through an evaporative air-cooling filter & turns it into cool, refreshing air instantly. Simply add water to the top fill water tank & press the button.
• AS SEEN ON TV: Explore our variety of fun & helpful products for everyday life including: Inkjet Refill Kit, Microfiber Cloths, Dryer Balls, Swivel Sweeper, Iron Gym, Pillow Pets, Arctic Air & Turbo Pump.
• CONSUMER DRIVEN: Ontel offers some of the most innovative consumer products on the market including toys, hand tools, home fitness equipment, health & beauty products, household items & accessories.

Ontel