We independently and virtually review, test, research, and recommend the best products—learn more about our process. If you buy something through our links, we may earn a commission.

9 Best Air Conditioners of 2023

Best Overall
LG Electronics 14,000 BTU
Best For Small Rooms
Midea 5,000 BTU
Best Large Unit
Serene Life Portable

Keeping your living space cool during the summer months is very important. You need to enjoy all summer without worrying about the extremely high temperatures. That’s where the air conditioner comes in.

The air conditioning unit is your best friend in the summer months, making it one of the first things to buy for a new house. You can get through hot summer days or nights with your conditioner beside you. Air conditioning units help keep you cool and comfortable all summer long making and they’re great for your home or office.

If you’re looking for the best air conditioners that will last you through 2023, then check out the list of units we tested out below.

Our Top Air Conditioner Picks

Jump to Section

List of 9 Best Air Conditioners (Tested & Reviewed)

1. LG Electronics 14,000 BTU Window Air Conditioner

If you’re looking to keep medium to large rooms cool, then the LG Electronics model will be a good choice for you. It’s capable of cooling rooms up to 800 square feet. It has multiple attractive features, including being energy star certified, and has an excellent CEER rating of 14.7.

It has a dual inverter that offers quiet but powerful performance, and with its LG’s quiet LoDecibel feature, this unit operates as quietly as 44 decibels in sleep mode. After easy installation, it’s an excellent choice for cooling down a medium-sized room quickly and efficiently.

This window air conditioner also includes adjustable settings like four cooling speeds, a 24-hour timer, and four-way air deflection. You can also control the air conditioner using a smartphone or with Amazon Alexa and Google Home, thanks to its LG ThinQ Smart compatibility features.

So, the LG Electronics 14,000 BTU Window Air Conditioner is a more powerful unit than the Midea 5,000 BTU Window Air Conditioner, making it better suited for larger rooms. The LG model also features energy-saving options, while the Midea unit has a more affordable price point.


2. Midea 5,000 BTU Window Air Conditioner

This window air conditioner is perfect for small to medium-sized rooms, with 5,000 BTUs of cooling power. It also features a fan-only mode when you need to circulate the air in a room without cooling it down. The Midea air conditioner suits a room up to 150 square feet, making it ideal for keeping a small bedroom and office cool.

Its mini size makes it easy to install while mounting hardware is also included. There are very minimal modifications required to the window frame, making it a great choice for renters. It has two different fan speeds and a 1 to 7 cooling scale that are all adjustable. The adjustable side panels allow this window unit to work with a variety of windows, making it easy to install.

It also has a reusable, washable filter, which means minimal maintenance cost, saving additional costs. Comparing this to another one of our top picks, the Midea 5,000 BTU Window Air Conditioner is a small unit suitable for rooms up to 150 square feet, while the Serene Life Portable Air Conditioner and Heater is a mobile unit with a similar cooling capacity that can be moved from room to room. The Serene Life unit also has heating capabilities, making it a more versatile option than the Midea air conditioner.


3. Serene Life Portable Air Conditioner and Heater

The Serene Life Portable Air Conditioner and Heater is a powerful all-in-one device. It has 12,000 BTUs of cooling power and 10,000 BTUs of heating power. It can easily cool or heat small spaces to 400 square feet. This portable air conditioner from serene life can cool, warm, and dehumidify.

It is fairly large and takes up space, but you can mount it on a window if you plan to use it in the same room for a while. It’s easy to move from room to room using the rolling wheelbase. It has three fan speeds, a digital touch control panel, and remote control. This makes it easy to get your room exactly how you want it.

So, compared to the LG Star Rated Window Air Conditioner, the Serene Life Portable Air Conditioner and Heater can heat and cool a room, making it more versatile than the LG model.


4. LG Star Rated Window Air Conditioner

When it comes to air conditioners, LG is a top brand. If you’re looking for an Energy Star-rated window air conditioner, then the LG star-rated 6,000 BTU is your best bet. This LG air conditioner window unit is the perfect solution for those who want to keep their power use down, both for the environment and their wallet, and their home’s temperature down.

You can control the three fan speeds and settings using the remote control or on top of the unit itself. It’s energy certified and automatically turns off once the temperature is cool enough. While it doesn’t have a lot of fancy features, it can keep the room cool and keep the power bill low.

So, the LG Star Rated Window Air Conditioner and the Midea U Inverter Window Air Conditioner are both window units that have a high energy efficiency rating. However, the LG model has a higher BTU rating and can cool larger rooms than the Midea unit. The Midea U Inverter has a compact design, and its energy-saving features can lead to significant savings on energy bills.


5. Midea U Inverter Window Air Conditioner

This window unit offers unrivaled performance in the market. It has a balanced airflow for complete cooling and warming of spaces up to 550 square feet. The sleep mode, fan-only function, and self-evaporation system contribute to this AC’s purposeful design. It boasts many of the features of a window AC unit without some of the major drawbacks.

The Combined energy efficient rating of 15 and energy star certification means that this AC unit is also an efficient pick. The clever U-shaped design allows you to open your window for fresh air even when an AC unit is installed, making it more flexible than other window AC units.

Most of its units sit outside, cutting back on noise and allowing the unit to run as quietly as 42 decibels. This window air conditioner is smart home enabled and controlled using the Midea Air app, Google Home and Amazon Alexa, making it a top contender for the best window air conditioner.

While the Midea U Inverter Window Air Conditioner and the LG Electronics 14,000 BTU Window Air Conditioner both have high energy efficiency ratings, the Midea unit has a more compact design. However, the LG model has a higher BTU rating and is suitable for larger rooms, while the Midea U Inverter is better suited for smaller spaces. The Midea unit also features a smart control app for convenient operation.


6. Black and Decker Portable Air Conditioner Review

Black and Decker are one of the best brands in the industry, making reliable appliances since 1910. This tried and tested model is compact for a window air conditioner and easy to install. It has an energy saver switch that allows you to cut down on your electricity bill without sacrificing power.

This portable air conditioner from Black and Decker features a fan and dehumidifying mode to get you through the stifling summers and chilly winters. The 10,000 BTU unit makes it ideal for rooms up to 450 square feet. With cooling temperatures as low as 61 degrees Fahrenheit and heating temperatures up to 88 degrees, this portable air conditioner is ideal for keeping bedrooms, offices, and living rooms comfortable.


7. Whynter Portable Air Conditioner with Heater

The Whynter Portable Air Conditioner with Heater is a 14,000 BTU unit that can cool or heat a room to 500 square feet. It features three operating modes: cool, fan, and dehumidifies to keep indoor air comfortable.

It has a dual-hose design that allows separate intake and exhaust hoses, increasing airflow and efficiency to provide quick cooling. Other convenient features we evaluated include a simple setup, a 24-hour programmable timer, and a pre-filter and activated carbon filter system.

Maintaining this AC unit is very easy. Auto-draining technology helps drain condensation automatically, and a washable pre-filter is easy to clean to keep the air fresh. Running at around 56 decibels, this portable air conditioner is reasonably quiet for a portable unit.


8. vKeystone Through the Wall Air Conditioner

This AC unit is an extremely powerful one. It has a cooling capacity of 14,000 BTUs and can dehumidify up to 1.6 gallons per hour. This makes it suitable for rooms that are around 700 square feet in size. This wall unit we tried is a great option if you’re looking for a more permanent solution than the window and portable air conditioner.

Both the unit and included remote control feature temperature sensors for climate monitoring, making it easy to monitor and control the temperature even from the other side of the room. Sensors trigger the AC to turn the compressor off when it reaches the set temperature in energy saver mode.

It also comes with other energy-saving features such as a sleep mode and a programmable 24-hour timer. A front access filter also keeps this unit easy to maintain.


9. Whirlpool Window Air Conditioner

The Whirlpool is an energy-efficient window AC unit that will keep you cool and comfortable all the time. Large rooms can be difficult to cool without a central air conditioning system. So, if you plan to cool an extra-large room and open a floor plan, consider this 24,000 BTU air conditioner from Whirlpool.

It’s simple to install, providing cooling to large spaces without the need for a pricey permanent installation.

Despite its robust cooling capability, this unit is energy-star certified and has an energy efficiency rating of 10.4. This allows you to cool big spaces without the big energy bill. Features such as sleep mode, Eco mode, 24-hour timer, and washable air filter help lower maintenance costs and bills. Eight-way air louvers also direct the air where you need it for effective cooling. This unit requires a 230v outlet and won’t operate on a standard 115v household outlet to power its cooling system.



Video: The Best Air Conditioners

How to Choose The Best Air Conditioners

As you look into different models from the leading air conditioner brands, you should think about the following:

Cooling Capacity

British Thermal Units, or BTUs, are a unit of measurement used to express how much heat an air conditioner can remove from a room in an hour. The amount of BTUs needed increases with room size.

Energy Efficiency

The SEER (Seasonal Energy Efficiency Ratio) rating of an air conditioner is used to assess its energy efficiency. A unit with a higher SEER rating is more effective and can help you cut your energy costs.

Noise Level

An air conditioner’s noise level is expressed in decibels (dB), and it describes how loud the device is when it is operating. Although quieter models can cost more money, they can significantly improve household comfort.


While selecting the best air conditioners, there are several characteristics to take into account, such as adjustable airflow direction, different fan speeds, remote control, a programmable thermostat, and air quality enhancements like air purifiers or ionizers.

Brand and Price

When selecting an air conditioner, brand and pricing can be important considerations. While some brands are renowned for creating affordable goods, others are known for generating high-quality goods. The unit’s size and features will affect the pricing as well.

Air Conditioner Model Cooling Capacity Energy Efficiency Noise Level Features Brand and Price
LG Electronics 14,000 BTU Window AC 5/5 4/5 3.5/5 4/5 4.5/5
Midea 5,000 BTU Window AC 3/5 4/5 4/5 3.5/5 4/5
Serene Life Portable AC and Heater 3/5 3.5/5 3.5/5 4/5 3.5/5
LG Star Rated Window AC 4/5 4.5/5 3/5 4/5 4/5
Midea U Inverter Window AC 4/5 4.5/5 3.5/5 4/5 4/5
Black and Decker Portable AC 3.5/5 3.5/5 3.5/5 3/5 3.5/5
Whynter Portable AC with Heater 4/5 4/5 3.5/5 4/5 4/5
Keystone Through the Wall AC 4.5/5 4/5 3.5/5 3.5/5 3.5/5
Whirlpool Window AC 4/5 4.5/5 3.5/5 3.5/5 4/5

FAQs on The Best Air Conditioners of 2023

Air conditioners work by cooling the air with a refrigerant system that absorbs heat from the room and transfers it outside. The best air conditioners also remove humidity to help with comfort during hot weather.

The amount of heat an air conditioner can remove from a room is measured in British Thermal Units, also known as BTUs.

Final Thought on the Best Air Conditioners of 2023

As you can see, there are many great air conditioners on the market. These are all high-quality products that will keep you comfortable during hot temperatures. Pick one that we tried and tested that’s right for your needs and budget.

Why Trust Kitchen Infinity?

Our writers and reviewers thoroughly research every aspect of kitchen appliances or home improvement products so you can make a well-informed decision when investing in these products. We evaluate top quality products from several brands within budget friendly price ranges and contrast consumer reviews, surveys, satisfaction forms, brand performance, and annual appliance rankings. We go to great lengths to ensure that your next buy is worth every penny!

Heather Hardy

Heather Hardy

Heather is a professional writer with a background in real estate and home renovation. She enjoys research and contributing to DIY publications and loves to review home products and appliances.

Download Free Chart Now!

Your email will be used only to confirm your request and to provide free kitchen information. By submitting your info on this form, you are agreeing to be contacted regarding your service request by means of email. This is no obligation form and doesn’t require you to purchase any service.