The 11 Best variable Speed Window Fans (2023 reviews)

There are several advantages of having a variable speed window fan. Let’s take you step by step, type by type, and find the best variable speed window fan for you.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Bionaire variable Speed Window Fan READ REVIEW

Best For sliding Window: Buy: Air king variable Speed Window Fan READ REVIEW

Best With timer: Buy: Lasko variable Speed Window Fan READ REVIEW

Best With Google Home setup: Buy: Aspen variable Speed Window Fan READ REVIEW

Best With HEATER: Buy: comfort Zone variable Speed Window Fan READ REVIEW

Best For small room: Buy: Vornado variable Speed Window Fan READ REVIEW

Best For reasonable price: Buy: Holmes variable Speed Window Fan READ REVIEW

Best With bug screen: Buy: sharper Image variable Speed Window Fan READ REVIEW

Best For bringing In The Cool night Air: Buy: Joeyz variable Speed Window Fan READ REVIEW

Best For garage: Buy: Magic TECH variable Speed Window Fan READ REVIEW

Best With Twin: Buy: Unknown variable Speed Window Fan READ REVIEW

Best Overall: Bionaire variable Speed Window Fan

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The bionaire variable speed window fan is capable of outshining several other fan featured in this list in overall features. Digital temperature control is a BEST way to save money on electricity. It is great for keeping you cool on those summer nights without breaking the bank on your electricity bills compared to using your ac all night long. This does look a little fancier and has a convenient remote, and will drop temperatures in a room down fast only if it cools outside.

It has a remote control, and that it has a thermometer which turns it off if it gets too cold. The air exchange feature that draws in fresh air while the second fan pulls out the hot is great. The remote is great so you can control from bed. This fan does a wonderful job of keeping you cool on those summer nights without breaking the bank on your electricity bills compared to using your ac all night long.

• Makes a nice white noise if in a window across the room
• Efficient at cooling and the exhaust features are great
• Works very well as an exhaust fan
• Great for the window in the bedroom in the summer

Best For sliding Window: Air king variable Speed Window Fan

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It's an excellent fan, with controls on the front. It provides fresh air with a flip of the dial. It features 3 abs plastic blades, a metal front grill, and a high-impact styrene housing. It allows the knob to slip off easily when turned. It greatly helps cooling and airing the entire three floors.

This fan is very quiet and is easy to install. It's an ok fan, with controls on the front. The fan comes fully assembled with all the hardware you need for installation. Its controls allow the fan to be run as an intake fan and as an exhaust fan.

• Makes life possible in the trailer
• Very powerful and very little noise
• Perfect to cool down a room
• Creates a vacuum on the house, generating a gentle breeze through any open window/door

Best With timer: Lasko variable Speed Window Fan

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Next on the list, we've got yet another fan that manages to win our hearts. It's the lasko variable speed window fan and it's widely considered as one of the best convenient fan you can buy. It is easy to window mount and being able to close the window with the fan mounted is a nice feature. It is ideal for vertically sliding windows. It is easy to install, does not need to be mounted permanently and cools the house nicely down during cool nights. The ability to change between exhaust and intake is handy.

The fan is VERY quiet for how much air it moves. The airflow this fan produces is more than adequate and with the in/out selections is extremely convenient for providing a nice air flow in the entire house easily when in exhaust mode. The fan can blow in or blow out and it is so powerful and quiet. It is easy to mount with extendable side panels for a custom fit.

• Excellent, especially if you live in a small apartment and cook ethnic food
• Works great as exhaust and intake
• Exhaust & intake features work very well
• Intake works great pulling air into a single room

Best With Google Home setup: Aspen variable Speed Window Fan

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If you are looking for a quiet fan, moves lots of air, and easy to clean, this is the one. The Programmable electronic digital thermostat (60 - 80 f degrees) can detect room temperature and automatically turn the fan on/off. The thermostat makes sure the fan only runs when the heat is on. It can work manually, and it also comes with a battery powered remote control.

The fan is a calm hum, not too loud, and has three speed settings. The best part is that it can easily be cleaned when not in use after a long hot summer. It is incredibly quiet and the features for cleaning are amazing. The fan isn't terribly noisy either, super quiet on low and barely much louder on High. It is compatible with Alexa or google assistant.

• Grills and fan blades just click off, and can be washed in the sink
• Fan runs well and fairly quiet
• A window fan that is super quiet, voice
• Easy to install and the fans are very quiet

Best With HEATER: comfort Zone variable Speed Window Fan

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This window fan is versatile, as it can do reverse and exhaust. It offers both intake and outtake options, which can be used simultaneously for air circulation. The controls let you switch fan directions without turning the fan around. It works well with an air conditioner from outside the room and is able to direct cold air from coming into the room. It comes with attachable plastic legs to put it in any flat surface. The three fan speed options help keep air moving at the volume you need to keep your space cool and comfortable.

This fan has removable feet which makes it convenient for tabletop use and also has a carry handle for easy portability.

• Easy to use and very quiet
• Lightweight fan with 3 speed settings and also reverse
• One of the new comers and featured product

Best For small room: Vornado variable Speed Window Fan

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This sleek window fan is not visually obtrusive, and whisper quiet and has both in and out settings based on your needs. It provides side foam to keep the hot hair on the outside from coming in. It comes with one button, to quickly transition the airflow from fan to exhaust. The reverse feature is an easy way to quickly remove cooking smell, or unwanted fumes from the room.

This fan has many good features, like the long cord with a regular plug, it’s easy to install, closes the fan blades when its off, and it’s cool to see them opening when it turns on. The air chamber abundantly draws fresh air from the outside in. It will also display the room temperature, and the thermometer icon in the fan will be illuminated green. The built-in Alexa feature is incredibly convenient.

• There’s no issues, no weird noise, no nothing
• Very attractive design and easy to use controls
• Controls undesirable noxious exhaust, cooking, smoke etc from your home or your neighbor
• Attractive and quiet with handy remote

Best For reasonable price: Holmes variable Speed Window Fan

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Not everyone likes to purchase fan for their daily purpose, but the holmes variable speed window fan would be an anomoly. The Holmes 7-inch twin window fan with reversible air blades helps to maintain your comfort level with two speed settings. It will not blow hot air in as the blades provide a cooling breeze. Its not super quite its a fan that does move air or exhaust air. Vacuuming gently (when off) to remove dust will help these last longer and, of course, pulling them down when it rains or there is heavy condensation.

This fan does a great job of bringing in the cool air from outside when needed. It is there to help filter the air when it comes in or goes out. The fan works really well easy to get/take out of your window and quiet. They are flat stands more than they are a leg, but they come in the box, so you can add them on if you wish.

• Profile is slim enough to fit into most windows
• Excellent for cooling the house off at night
• Takes less than a minute to install it or remove it
• Excellent way to cool down a room without aircon

Best With bug screen: sharper Image variable Speed Window Fan

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The sharper image variable speed window fan is satisfactory and appropriate and fits well with your daily usage. This fan is absolutely beautiful to look at. It fits into windows 24” to 38” wide using an innovative modular block system. It removes smoke and steam from a room. It comes with fitted blocks of foam in different sizes to use on the sides of the fan. It will help expel the smoke from your room, though it will be a bit noisy.

This should not be placed over any hot surfaces such as an oven. It is the best solution for horizontal windows. It comes with a remote and is a little louder than the vornado.

• Easy toinstall and remove when it started getting cold outside
• Doesn't block air when turned off
• Does not fit all windows without removing screen
• High quality and very easy to install

Best For bringing In The Cool night Air: Joeyz variable Speed Window Fan

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Next on the list, we've got yet another fan that manages to win our hearts. It's the joeyz variable speed window fan and it's widely considered as one of the best convenient fan you can buy. This is a very basic window fan. It cools down pretty quickly blowing in the cool night air. It fits small windows additionally works well but is noisy. It includes two removable legs so that it can also be used as a floor fan. The remote is so convenient. It is very quiet. This fan does not come with any closing mechanism. It is perfect for bringing in the cool night air.

• Must be removed & flipped for exhaust/intake control
• Blades rattle, kind of noise once you hear it you can't stop hearing it
• Loud when in use but works nicely

Best For garage: Magic TECH variable Speed Window Fan

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If you often find yourself confused about convenient and suitable fan, magic tech variable speed window fan is your solution. It fits the small window very nicely. Even with the screen in place, there are so many gaps in the fan, other than the fans themselves, that bugs can definitely crawl or fly through. It's weight collapses the extenders when you try to stand it up vertically. It can be mounted in the window for either intake or exhaust, but neither side is reversible. The power switch is accessible from both sides. It does come with a little strap on the screen. The fan works great for clearing the room of cooking smells.

• Good investment for long term
• One of the new comers and featured product

Best With Twin: Unknown variable Speed Window Fan

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If you are searching for a popular fan for your daily purpose, unknown variable speed window fan is the ultimate option. It works great and the remote is just terrific. It has the extendable ends on both sides. It is easy to switch directions with the remote.

• 3 -speed dial control, accordion ex-panders
• Nice and inexpensive, gets the job done
• New and hot release