Best Window Fans

As technology advances, our homes get smarter with each new device we add to them. Since there are hundreds of indoor cooling and heating appliances on the market, you will always have options. However, they do not always come at a reasonable price, which means that cooling your home can rack up your bills. Thankfully, there are some cheaper options which can make a big difference in saving money. The best way to save money while keeping indoor air refreshing and comfortable is installing a window fan. Less costly than many other air conditioning systems, window fans help circulate cooler air during the hot summer days. Choosing the best device for your home can be a hectic process and a lot needs to be taken into consideration.

After a lot of research into the pros and cons of various devices found on the market, we picked our final 5. Take a look at the matrix below and choose the one that meets your expectations.

Top 5 Window Fans Comparison

1. AirKing 9166 2. Lasko 2155A 3. Bionaire Twin Reversible Airflow 4. Comfort Zone Twin 5. Holmes Dual Blade Twin
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General Information

Manufacturer AirKing Lasko Bionaire Comfort Zone Holmes
Model 9166 2155A BW2300 CZ310R HAWF2021
Product Dimensions (L/W/H) 26.75 x 11.25 x 26.25 inches 26 ½ x 8 ¼ x 22 inches 25.5 x 6 x 14.1 inches 23.5 x 5.8 x 12.87 inches 22.7 x 5.3 x 11.7 inches
Product Weight 36.6 lbs. 11.55 lbs. 8.8 lbs. 5.8 lbs. 6 lbs.
Product Construction Impact resistant plastic housing, powder coated steel front grill and blade Resistant plastic housing Resistant plastic housing Plastic/Metal Resistant plastic housing


Required Window Size 27″ to 38” W x 26.25″H 26.5 ” to 34.5”W by 22”H 24” to 37”W 23 ½ ” to 37”W by 22.25”H 10”W by 36”H
Blade Size 20” 16” 9” 9” 6”
Max Air Flow (CFM) 3560 2470 N/A 918 400
RPM 1600/1450/1100 1280 1280/1400/1630 N/A 1480/1110/820
AMPS 1.4/1.2/1.0 15 N/A 0.5/0.48/0.44 75
WATTS 170/145/115 90 80/60/40 N/A 34.9
Number of Speeds 3 3 3 3 2
Number of Blades 3 3 2 2 2
Control Type Rotary Switch Dial Dial Dial Dial
Window Fan Type Single phase Single phase Twin fan Twin fan Twin fan
Motor 1/6 HP, 120V, 60Hz 120V, 60Hz 110-120V, 60Hz 120V, 60Hz 120V, 60Hz


Adjustable Thermostat
Remote Control
Additional Features Front-mounted rotary control Exclusive Storm Guard feature LED control panel 3 Fan Functions Adjustable extender screen
Reversible motor Built-in adjustable extender Locking Accordion Expanders
Expandable side panels Extender panels


Warranty 1-Year 1-Year 5-Year 1-Year 1-Year
Customer Support
Online Manual

TOp Rated Window Fans Reviews

1. AirKing 9166

If you are looking for a device that can help you reduce the temperature inside your home or office, take a look at the AirKing 9166 window fan. Unlike the air conditioning systems, this unit comes at an affordable price and it is very easy to use and install. It can fit any windows that are between 27” to 38” wide by 26.25” high. Also, it is very important to know that is is a 3-speed unit with a 1 phase motor with 1/6 hp. It is also worth mentioning that it is equipped with a front-mounted rotary control that helps you control the speed of the fan. It has passed the AMCA for high-velocity air circulation and its design was approved by the OSHA and ETL. The AirKing 9166 is covered by a 1-year warranty which ensures it can be returned in case of defects.



Durable construction Some people find it slightly loud and annoying
Easy to install and use
Great unit. It reduces the need for air conditioning
Great value for money


The AirKing 9166 is a brilliant window fan at a greatly affordable price. It is a great device which suck the humid air our of the room and replace it with drier air from outside. It is more energy efficient that other products, so there is no reason to choose another model. It is also worth mentioning that is very easy to install and use. It is covered by a 1-year limited warranty and it comes at a very reasonable price. Overall it is an option worth taking into consideration.

2. Lasko 2155A

The Lasko 2155A is a window fan that will fit easily double hung style windows 26.5 to 34.5 inches wide and at least 22 inches high only. It is equipped with a 3-paddle structure of blades which makes it pull in cold air and expel hot air. The main benefits of using this model are that it is very effective and very easy to use and install. Plus, it is safe and versatile due to its reverse mode. Unlike other models, it comes with a Storm Guard feature which helps you close the window behind the fan when stormy weather approaches. After reviewing more than 10 similar products, we can honestly say that this is one of the best window fans available on the market. Aside from being extremely affordable, it is also extremely easy to install. According to several customers, it is capable of cooling down your home or office just as it was claimed by the manufacturer.



Quiet operation It does not have a thermostat
High powered fan
Easy to clean
It can work as intake fan or exhaust fan


For those of whom, do not seem to have any complaints regarding the large size of a window fan, the Lasko 2155A would be the perfect fit. This compact two-speed fan is really quiet when compared to regular fans. It operates at low, medium and high intensity, allowing you to adjust its speed as you want. Overall, this is a good choice for people having large rooms but limited budget.

3. Bionaire Twin Reversible Airflow

The Bionaire Twin Reversible Airflow is one of the must-have cooling systems for your home. It comes with a lot of settings and a plethora of incredible features. It is equipped with a programmable thermostat which will help you set the temperature level from 50 to 80.The thermostat is a great addition as it helps you turn the device on and off automatically. This way, it can be controlled comfortably in the night. Since it has water resistant motors, this window fan should can easily be installed outside the house. As compared to other similar models, this fan also has a built-in adjustable extender. The fact that it is adjustable and can fir windows form 24 to 34 inches wide is a major perk. In what regards the durability, its long-lasting plastic material place it on the first position. It has a powerful water resistant motor which will not rust or crack. All in all, it is a great product that will surely meet your expenctations.



Durable construction A bit noisy in high-speed mode
Great 5-year warranty
The remote control works great
It is lightweight and very easy to install


The Bionaire Twin Reversible Airflow is one of the best window fans available on the market. It comes with a lot of features, including an LCD display and control panel and a programmable digital thermostat. It has a good price and a long-lasting warranty. Overall it is an option worth taking into consideration.

4. Comfort Zone Twin

In spite of how good the others are, we still want to present you the Comfort Zone Twin fan which could be a great addition to your home. Specially designed to meet strict quality standards such as UL, ETL, CE and CSA, this model is a leader in safety and reliability. It is equipped with 9-inch turbo blades and a remote control which allows you to control the fan speed. Whether used in an office or in a spacious home, it provides a cool breeze while eliminating stale air. What we really like about this fan is the fact that it is very easy to install and use. More than that, there are three fan functions. The cool function brings in the fresh air, the exhaust function removes stale air from the room with reversible fan motors and the circulate function allows you to operate the device in opposing directions to create air circulation and room ventilation.



Affordable fan Loud device
Amazing features Hard to replace its parts
It comes with a plastic enclosure that protects the fan from aging
It does not require extra assembly, so it is very easy to install


As you probably know, there are so many models of window fans available on the market, that it may be a bit difficult to find exactly what you need. However, we recommend you the Comfort Zone CZ310R reversible twin fan. It fits most windows and it can be expanded from 23.5 to 37 inches wide. Thanks to its remote, you will be able to control its power, function, direction and speed. Overall it is a model that will surely satisfy all your needs.

5. Holmes Dual Blade Twin

If you are looking to purchase a quality window fan, but you have not decided on the model, the Holmes Dual Blade Twin may be exactly what you need. The key features of this device include a dual-blade operation, two-speed settings, manual-reverse air flow control and water-resistant motors. Due to its water-resistant motors, it is very easy to use during rainy weather. Additionally, it is very important to know that it is equipped with a side panel that blocks the window opening. It is very easy to install and can be easily used for double purpose. It is able to either vent the air or get the air in. Like any other product, the Holmes HAWF2021 has a few downsides. Several customers claim that it is not as powerful as other similar products. Also, it is a bit noisy as compared to other products and its twin fans cannot be controlled independently.



Easy to install and operate Not as powerful as other units
Adjustable screen A bit too noisy
Easy to clean
It is energy efficient


The Holmes Dual Blade Twin helps you to maintain your comfort level in your home. It comes with a wide range of interesting features that will surely meet your expectations. Specially designed to fit large windows, this model is ideal for spacious rooms. Its features include an adjustable extender screen and panel which will secure it in larger windows.

What’s Behind Our Ratings?

Best window fans
With so many types and models of window fans, it may be quite complicated to find exactly what you need. When making a purchase, there are a few factors you need to take into consideration. Therefore, in order to find out what the best fan has, keep on reading the following lines.

  • Remote control

  • If you are on the hunt for a window fan, make sure you choose a model that comes with a remote control. The remote controls have revolutionized the way people do things. By using a remote control, you won’t have to wake up in the morning to change a setting. In simple terms, a remote control will add convenience and will ease your work.

  • Speed settings

  • One of the most important things to consider when making a purchase is the speed of the device. While some models have 3-speed settings, there are also models with 2-speed settings like the Holmes Dual Blade Twin HAWF2021. However, although it has 2-speed settings, it still is one of the best models available in the current market. The speed settings give you the power to control how much air you want to draw in or suck out.

  • Number of blades

  • It is very important to understand that a fan which comes with twin or triple blades is able to increase the rate of airflow in your house. While single blade models are not able to suck out and draw in air at the same time, the ones with twin or triple blades can easily do this task. They are able to draw in and suck the air out at the same time.

  • Noise

  • If the white noise bothers you, make sure you opt for a device that does not create noise while in operation. The normal level of a device should not exceed 60 dB.

  • Extenders

  • Whether you forgot the measures of your window or you don’t carry much about this aspect, get a fan with extenders. These types of fans are made to fit any window, no matter the measurements.

  • Safety features

  • If you are looking to purchase a window fan, make sure you opt for one with safety features which pose no risk to pets and kids. It is also worth mentioning that most models have the blades enclosed behind a safety grate or grill.

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