Smallest Window AC Unit – {Top 12} In 2023

Smallest Window AC Unit

This post was most recently updated on April 2nd, 2023

A window Air Conditioner is a good choice when you want to cool small spaced room rather than the whole house. Window AC units are much cheaper than full house units, so no need to waste your money on the full house unit when you can get a small window AC. Mini window air conditioners are compact with easy to install features. Window AC units come with different modes and settings, which enables you to cool the room according to your need. Some window air conditioners also have a heating option, which can be very useful during winter.

 BTU (British Thermal Unit) is used to measure the efficiency of a window air conditioner. It determines the capacity of an AC to remove the amount of heat from the room. Higher BTU value means more efficient and powerful air conditioner. A wide range of window ACs with BTU (5000 to 25000) are available in market. Keep reading this article to buy the smallest window AC unit with your preferred BTU value. 

It’s 2023, summer is approaching and the temperature is climbing as well. Every person thinks how to beat the scorching heat within its capacity. The invention of the smallest AC Window Units have rocked the world as they have become the convenient medium to turn heat into cool temperature. HVAC systems and Window AC Units are two available options. However, the smallest AC Window Units have unique features and benefits that make them only one of its kind.

Dent in Prices of the Smallest AC Window Units in 2023

Numerous well-reputed companies are trying  to hijack the market by delivering durable, functional and high quality based AC Window Units. The competition of mega companies will dent the prices of these devices in 2023. One may purchase and get it installed for a small room within $ 170. 

Perfect Choice for Renters 

It’s an evident fact that rents have gone to sky in 2023. The renters are trying their best to save money. For renters, the smallest AC Window Units are a blessing. These machines are flexible and easy to install. These devices are a perfect choice as a temporary solution to avoid heat. Numerous landlords aren’t willing to invest in HVAC systems. Then, it becomes a handy choice to get small AC Units. 

Energy Efficient

Energy consumption has not only become a grave concern for a common person rather governments are taking steps to save energy in 2023. That’s why; a large number of products are hitting the market having a label of energy efficient. The smallest Window AC Units can be a helpful choice to save hundreds of dollars annually. At the larger scale, the installation of these machines helps the government to achieve the set goals. 

Save Your Exterior Space 

The smallest Window AC Units don’t take exterior/floor space. They obtain a small space in the window of your house. House owners can keep other articles on floor space as 2023 is the age of fashion so decorate it with dazzling furniture. 

Easy Installation and Removal of Small AC Units from Window, Manufactured in 2023 

The smallest AC Window Units, hitting the market in 2023, are very easy to install and remove.  The manufacturers are designing them to facilitate the users. They can easily install and remove it from Windows even without getting the services of a technician/expert. 

All these features of the smallest Window AC Units make them a perfect choice in 2023.

Buying Guide To Smallest Window AC Unit

There are many things you should consider before starting your search for the smallest window AC unit, such as; whether you need window air conditioner units with heat and cooling or just cooling feature, along with other characteristics like window AC size in inches and air conditioner for room with no windows. There is a window AC 25000 BTU, but for a small room and office, 25000 BTU AC will be excessively freezing.  Following are some other factors you need to consider before buying your smallest window AC unit;

  • Usage 

You should buy an AC unit according to your usage. If you plan to use it occasionally, then do not purchase window AC that is above 5000 BTU. But if you are planning to use the AC day 24/7, then you should buy the one with 9000 BTU and above.

  • Classic Or Advanced

If you are looking for different features in a window AC unit, then you should buy a high-tech AC that includes different settings according to your need. But if you do not care about features and just want a switch ON/ OFF window AC unit, then you should buy a classical window AC. It will save your money and effort, as classic AC units are cheaper and easy to install as compared to high-tech window AC units.

  • Noise Level

You should purchase a window AC unit that has the reduced noise level feature in it, otherwise, it might get irritating every time you turn on the AC unit.

  • Timer 

Typically, window AC units have the timer feature, which enables you to control the running time. This features works by automatically shutting off the unit when the temperature reaches a certain point, or the set time ends, without you turning it off manually.

  • Warranty 

Warranty is an important feature while purchasing a window AC unit. You should always choose a window AC that provides a maximum warranty, so you can enjoy cool air for many years without worrying about replacing it. 

  • Other Features 

A high tech window AC unit comes with advanced features, such as;

  • Various venting options to keep the air clean
  • Electronic ionizer to avoid picking up dirt and pollen
  • Alert you when the filter needs cleaning
  • Dehumidification to avoid dry air.

12 Smallest Window AC Units 

Following is the list of 12 best smallest window AC units to help you choose the one that suits your needs perfectly; 

ImageNameCheck Price
Pioneer Ductless Mini Air Conditioner (9000 BTU)
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Senville Mini Air Conditioner 
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Pioneer Split Air Conditioner (18000 BTU)
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Frigidaire Mini Compact AC
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HomeLabs Small Window AC
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Senville Energy Star Mini Air Conditioner
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Frigidaire Electronic Control Window AC
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Frigidaire Mini AC 
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Frigidaire Window Mounted Mini AC
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Koldfront Window AC
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Kenmore Smart Room ACCheck Price
LG Window AC
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1. Pioneer Ductless Mini Air Conditioner (9000 BTU)

Pioneer Ductless Mini Air Conditioner (9000 BTU)

 

Key Features

  • Model number WYS009GMFI19RL
  • Dimensions 28.5 x 7.5 x 11.5 inches
  • Weight 17 pounds
  • 9,000 BTU
  • Money saver
  • Ultra silent
  • Cooling and Heating
  • Free tech support

Pioneer’s ductless mini air conditioner is the smallest window AC unit among mini window air conditioners. The heat reduction capacity of this smallest window air conditioner on the market is 9,000 BTU. When the temperature is normal, this AC unit is able to cool the surface area of up to 400 square feet within minutes. The best features of this smallest window AC unit include the ability to operate quietly without making any noise. 

Another nice feature of this very small window air conditioner is its compact and small size, which means it can be mounted anywhere with very little space. It is designed to work as both a cooler and heater, although the cooling capacity is much better than heating. So, if you are looking for a window air conditioner on amazon; and want a small but powerful air conditioner, then this window AC unit should be your choice.

 

2. Senville Mini Air Conditioner 

Senville Mini Air Conditioner 

 

Key Features

  • Model number SENL-12CD
  • Dimensions 26 x 10.4 x 21.3 inches
  • Weight 66.1 pounds
  • 12,000 BTU
  • Cooling and Heating
  • Low ambient kit
  • Ultra silent
  • Energy efficient
  • Warranty 1 to 7 years

Senville mini air conditioner is a ductless and compact window AC unit with its ability to provide cooling as well heating. It is capable of reducing heat by 12,000 BTU, which makes it a small but powerful window air conditioner. It is a little bigger than a 15 inch wide window air conditioner in size, but it is much powerful and efficient in comparison to a 5000 BTU air conditioner. 

The cooling capacity of this AC unit in normal weather is a surface area of up to 550 square feet. Along with the powerful heating capacity, which can sufficiently warm up the space even if the temperature drops below 5 degrees. This window air and heat unit comes with a whisper technology, which enables it to significantly lower the noise level. 

By purchasing this window AC unit, you will have a 1-year warranty for the parts of the AC unit and 7 years’ warranty on the compressor. You will also get an installation kit along with your purchase of this AC unit. So, buy this window air conditioner, if you want a powerful  AC unit for 24/7 use. 

 

3. Pioneer Split Air Conditioner (18000 BTU)

Pioneer Split Air Conditioner (18000 BTU)

 

Key Features

  • Model number WYS018GMFI19RL
  • Dimensions 38 x 8.5 x 12.5 inches
  • Weight 26 pounds
  • 18,000 BTU
  • Consumes less energy
  • Ultra silent
  • Cooling and Heating 
  • Free tech support 
  • Warranty 5 years

Pioneer Split air conditioner is the smallest window AC unit with a highly efficient mini inverter and a heat pump system. This window AC and heating unit consumes low energy level thus saves your money from going into electricity bills. It has the capacity to reduce heat by 18,000 BTU per hour, but its design is not bigger than a window AC 5000 BTU. It is smaller than a 15-inch wide air conditioner, and you get all the components needed for its installation along with the purchase. This smallest air conditioner window unit uses a voltage of 208 to 230 VAC through a standard household 2-line power cable. 

This is the most powerful AC unit among all the smallest window air conditioners, with its four different operational modes (Cooling, Heating, Dehumidification and Ventilation). Unlike other small window AC units, it is capable of cooling larger areas like living rooms and offices. You will have 5 years warranty on the compressor with a lifetime free tech support if you decide to purchase this window AC unit. So, choose this efficient and reasonably priced window AC unit if you want a powerful yet quiet cooling and heating.

 

4. Frigidaire Mini Compact AC

Frigidaire Mini Compact AC

 

Key Features

  • Model number FFRA0511R1E
  • Dimensions 15 x 16 x 12 inches
  • Weight 41 pounds
  • 5,000 BTU
  • Compact design 
  • Dehumidification 1.1 pint per hour
  • Quick cooling
  • Rotary controls
  • Low power consumption 

Frigidaire Mini-Compact AC is the smallest BTU air conditioner on the market. It has a heat-reducing capacity of 5,000 BTU per hour, and it uses 115 volts from the electric outlet. It is most suitable for small spaced rooms and offices. This 5,000 BTU window air conditioner has a super fast cooling technology and an incredible dehumidification system. This smallest window AC unit can cool up to 150 square feet area within minutes while consuming low energy levels.

There are window air conditioners 25,000 BTU, which are more powerful and efficient. But if you want an AC unit to cool a small area, then a window air conditioner of 5,000 BTU is enough for you. There is no need to install an overflow tube with this window AC unit, as the fan quickly evaporates the moisture. If you get insulated window air conditioner covers for winters to protect the unit from any possible damage, then this AC unit will work for many years. So, if you want a 5000 BTU air conditioner on sale, then select this energy-efficient and powerful but inexpensive window AC unit.

 

5. HomeLabs Small Window AC

HomeLabs Small Window AC

 

Key Features

  • Model number HME020003N
  • Dimensions 16 x 15.4 x 12 inches
  • Weight 36.5 pounds
  • 5,000 BTU
  • Super-fast cooling
  • AC mounting kit
  • Reusable Eco filter

HomeLabs window AC is one of the smallest window air conditioners on the market. You will find all kinds of AC units on the market from 5000 BTU AC units to 25000 BTU AC window units, but the selection of a perfect window AC unit for you depends on your area. This compact air conditioner for small windows is perfect to cool an area up to 150 square feet. It has an amazingly fast cooing system with 7 different cooling settings, adjustable fan speed, and two-way air direction control.

This 5,000 BTU window air conditioner also includes a reusable Eco filter, to clean bacteria and give a maximum cooling effect. By using this energy-efficient window AC unit, you will also save on your money bills. It also comes with the window air conditioner mounting kit, to make the installation easy for you. So, if you want one of the cheap 5000 BTU air conditioners for your bedroom, dorm room, small living area, or small apartment, then this air conditioner should be your choice.

 

6. Senville Energy Star Mini Air Conditioner

Senville Energy Star Mini Air Conditioner

 

Key Features

  • Model number SENA-12HF
  • Dimensions 29.9 x 11.2 x 23.2 inches
  • Weight 73.8 pounds
  • 12,000 BTU
  • DC Inverter technology
  • Cooling and Heating 
  • Auto switch off
  • Turbo and Quiet mode
  • High quality design 
  • Power saver

Senville Energy Star mini air conditioner is the smallest AC window unit because of its compact and portable design. It has a heat reduction capacity of 12,000 BTU, which makes it a powerful and efficient AC unit. This smallest window AC unit includes high-efficiency inverter technology and consumes low energy levels by using only 208 to 230 volts from the outlet.

You can also get a portable AC unit 5000 BTU, but that might not be powerful enough to cool large spaced areas. 5,000 BTU window air conditioner is useful for a surface area of a maximum of 150 square feet. So, you will need a more powerful AC unit to cool an area bigger than 150 square feet. Other amazing features of this window AC unit include 4 settings (cooling, heating, dehumidification, and ventilation), 2 modes (turbo and quiet), and an auto switch mode to switch OFF the AC unit when the temperature reaches the set limit.

It also comes with a copper line installation kit to make the installation process easier for you. Whisper technology gives you noise-free cooling and makes this window AC unit perfect for your bedroom. It has both a cooling and heating system; and because of its highly efficient heating system, you will not have to buy a heater in winter. So, if you want a portable air conditioner under $200, then this is the best option for you.

 

7. Frigidaire Electronic Control Window AC

Frigidaire Electronic Control Window AC

 

Key Features

  • Model number FFRE0833Q1
  • Dimensions 15.5 x 18.5 x 13.4 inches
  • Weight 47 pounds
  • 8,000 BTU
  • Quick cooling
  • Dehumidification 1.7 pints per hour

Frigidaire Electronic Control is the smallest window unit air conditioner with 8,000 BTU and 115 volts of energy consumption. You can also get a 5000 BTU window air conditioner in the same model. This compact air conditioner comes with a window-mounted installation kit. It has the ability to cool a surface area of up to 350 square feet within minutes, with its superfast cooling system. 

If you are looking for a cheap 5000 BTU air conditioner or air conditioner for small windows, then Frigidaire is the company for you. It has received the best wall-mounted air conditioner review, and it sell inexpensive AC units without compromising over the quality. You can confidently select your desired window AC from this company according to your need.

 

8. Frigidaire Mini AC 

Frigidaire Mini AC 

 

Key Features

  • Model number FFRA0511U1
  • Dimensions 16.2 x 16.1 x 11.9 inches
  • Weight 44.1 pounds
  • 5000 BTU
  • Anti-Bacterial mesh
  • Dehumidification 1.6 pints per hour
  • Energy saver
  • Fast cooling effect 
  • Compact design 

Frigidaire Mini AC is a thin window air conditioner with a compact design and fast cooling effect. This 5000 BTU air conditioner saves power by consuming low energy levels. This smallest window AC unit has the ability to fit into small windows without any difficulty. It has mechanical control without complicated settings and modes, which makes it perfect for people who want to buy a classic mini AC window unit for their homes and RV’s.

This also provides an anti-bacterial mesh to give you clean and cool air, along with its dehumidification and ventilation features. It has two fans settings, which allows you to use air circulation by switching ON fan-only mode. This window AC unit will provide you with super fast cooling without making any noise. So, if you want 5000 BTU air conditioners on sale, then this inexpensive but effective window AC unit should be your choice. 

 

9. Frigidaire Window Mounted Mini AC

Frigidaire Window Mounted Mini AC

 

Key Features

  • Model number FFRA0611R1
  • Dimensions 15.5 x 18.5 x 13.4 inches
  • Weight 44 pounds
  • 6000 BTU
  • Dehumidification up to 1.3 pints per hour
  • Low power consumption
  • Dual cooling modes
  • Warranty 1 year

Frigidaire window mounted mini AC is a very small window air conditioner with 6,000 BTU, and it might be among the air conditioners that don’t need a window. It has the ability to cool a surface area of about 250 square feet within minutes. This smallest BTU air conditioner comes with two fans speed settings and to cooling settings. It is better than 5000 BTU window AC, as it has the capacity to cool bigger surface area.

This window AC unit provides dehumidification up to 1.3 pints per hour. It allows mechanical control, and gives an effortless start-up to make it user friendly. If you have the budget of a 5000 BTU window unit, but your surface area is larger than 150 square feet; then you should buy this window AC unit, as it has the price of 5000 BTU window unit but it gives much better performance than that.

 

10. Koldfront Window AC

Koldfront Window AC

 

Key Features

  • Model number WAC12002WCO
  • Dimensions 21.5 x 19 x 14.6 inches
  • Weight 70.8 pounds
  • 12000 BTU
  • LED filter alert
  • Auto functioning 
  • Super-fast cooling 
  • Power saver

KoldFront Window AC is not among extra small window air conditioners, but it can be easily fitted in a reasonably small window. It has the capacity to reduce heat by 12,000 BTU, with the help of 4-way air directional louvers. This no window air conditioner provides sleep mode and dry mode with three fan settings, to enable you to adjust the cooling system according to your needs. This window AC unit displays filter change alert on its LED when its needed. It is better than window air conditioner 5000 BTU, due to the fact that it allows you to control the cooling system according to the surface area. You should definitely buy this, if you want an affordable yet efficient window AC unit.

 

11. Kenmore Smart Room AC

Kenmore Smart Room AC

 

Key Features

  • Model number 04277127
  • Dimensions 22.2 x 23.6 x 15 inches
  • Weight 81 pounds
  • 12,000 BTU
  • Advanced technology
  • Smart AC App for phone 
  • Connectable to Alexa 
  • Energy saver
  • Quick cooling
  • Ultra silent 

Kenmore Smart room AC is another efficient window AC unit with 12,000 BTU to cool up to 550 square feet and energy saving option. The feature which makes it better than the other window AC units is its ability to connect to your phone by simple installation of an App. You can also connect it to Alexa in order to have an easier control over your air conditioner. This smart window AC unit is an excellent choice if you want a reliable, advanced and energy saving window AC unit. Although, it is little pricier than other window AC units on the list, but its highly efficient and advanced technology is totally worth your money.

 

12. LG Window AC

LG Window AC

 

Key Features

  • Model number LW6017R
  • Dimensions 14.4 x 17.3 x 11.1 inches
  • Weight 39.6 pounds
  • 6,000 BTU
  • Dehumidification up to 1.8 pints per hour
  • Cooling speeds 3
  • Low power consumption 
  • Superfast cooling 

LG Window AC is a smallest window AC unit with 6,000 BTU, and the ability to cool an area up to 260 square feet. This mini AC window unit is perfect for your bedroom and office because of its ultra-quiet feature. It offers three different setting for fans speed, along with the auto-cool feature. It also has an auto shut OFF system to save the energy when cooling reaches to a certain point. So, buy this window AC unit if you want an efficient yet affordable window air conditioner for your place.

 

Conclusion 

A window Ac is a cheap and effective way to beat down the heat in summer. Pick a window AC unit that suits your needs, provide various functions and comes with a warranty for years and years. You can also choose to pick a window AC that provide both cooling and heating affect, this way you can save the money to buy heaters. Select a window AC unit that consumes less power, as in US 13% of electricity is consumed for cooling devices. Use the above information to choose the perfect smallest window AC unit for your room or office. The given list of window AC units includes the AC models that has received the most satisfactory reviews from the customers. So, choose one without worrying about the performance or quality of these window AC units.

 

FAQs

The number of watts a 5000 BTU AC uses rely on its number of amps and the number of volts an outlet has. A 5000 BTU air conditioner normally uses 550 watts of power in an hour.
An 8000 BTU air conditioner uses 650 watts per hour.
A portable AC sans window can be used to vent an AC in absence of a window, but you must have other ways to access the unit from outside for it to work.
You can follow these steps to seal a window AC for the winter;
• Turn the AC off from the control penal
• Wash your window AC unit
• Thoroughly clean the interior of your window AC
• Put a cover on your Ac unit
Window air conditioner units are designed to be used inside, as for outside use they might not be as effective as for inside.