Windows let us peek at the outside world, but they're also gateways where unwanted visitors might sneak in. Including them in a solid home safety plan is crucial. Plenty of window security cameras are ready for testing, and finding the right one is similar to selecting a faithful friend that meets your needs. Gadgets with infrared motion detection and the ability to see clearly at night, even through glass, can make a big difference. Yet, if cameras get set up wrong, things like annoying glare might pop up. So, jump in, explore, and nail it to make sure everything stays safe.
Can Security Cameras work through Windows?
The first and obvious question is: can security cameras work through windows? The answer is – yes, they can! It’s not always a walk in the park though, as the glare from the camera may reflect in the window. Placing a security camera on your window is possible, however, you need to do your research before committing to one of the following options.
For starters, you can place the security camera on the inside and make it look through the window. Alternatively, you can mount the camera on the window from the outside or next to the window.
Infrared Issues
Installing a security camera indoors overlooking the back or front yard of your house can save you a lot of time and money. You don’t have to install extra wiring and look for a place to mount the camera. Plus, it won’t be affected by rain, snow, and wind. However, this solution comes at a cost: window glare.
Window glare causes footage to become blurry and washed out, almost entirely defeating the purpose of having a security camera in the first place. Let’s have a look at why that happens and what you can do to avoid it.
IR sensors vs pixels
Your camera can detect motion in one of two ways. First, it can use infrared light to sense the heat coming from a living thing (human or animal) on your property. If that’s the case, your camera may not work as well behind glass. The IR light will bounce off the window and be stuck in a loop, unable to reach the outside.
The other way cameras detect motion is through changing pixels. Cameras that measure the changes in pixels are a better choice for windows as they work just fine through the glass.
How to avoid window glare
There are several things you can do to avoid glare! For starters, try to position your camera as close to the glass as possible to avoid any light from entering.
But to get the maximum out of your camera through a window at night, you’ll have to turn off the night vision (the infrared LEDs) to be more specific. So when you are buying an indoor camera for the window, make sure its one that can turn off the Infrared LEDs.
You’ll have to use ambient light then, so make sure you have ample light outside during the night.
Passive Motion Detection
Some problems may arise when you expect motion detection to work through windows. Motion detection usually works through passive infrared technology, which means that cameras look for heat. The heat can be coming from a human or an animal that’s in the camera’s view, which would make the motion sensors pay closer attention.
Motion Detection through glass
The problem with windows is that they are made of thick glass. Modern windows are usually insulated, which means that they don’t let any heat through. That will prevent the IR light from reaching the outside. There are some exceptions with really old and thin glass windows. They may allow some IR light through, however, you can’t rely on it to work 100%.
Dual-Tech Motion Detectors
Microwave sensors in dual-tech motion detectors can sense motion through the glass as they work through sending out signals and analyzing the returning signals.
Below are our top picks for window security cameras in 2026, covering every budget and use case — from the only camera purpose-built for window mounting, to 4K no-subscription options under $50.
Best Window Security Cameras 2026
Buyers Guide
Tips for Using a Security Camera Through a Window
Getting the best results from a window-mounted camera comes down to a few key adjustments that most guides skip over.
Turn Off Infrared (IR) at Night
This is the single most important tip. IR lights bounce off glass and create a white wash that makes night footage useless. All the cameras on this list allow you to disable IR in the app. Instead, rely on ambient exterior lighting or a motion-activated outdoor light.
Press the Lens Close to the Glass
The closer the camera lens is to the window surface, the less reflection you get. Cameras like the Logitech Circle View have a flat-back design built for this. For other cameras, use mounting putty or a suction cup to keep the lens tight against the glass.
Use Pixel Difference Motion Detection
PIR (passive infrared) motion detection cannot work through glass — glass blocks the infrared heat signatures PIR relies on. Make sure your camera uses pixel difference analysis (detecting changes in the image) rather than PIR. All 7 cameras on this list use pixel-based detection, making them suitable for window use.
The Verdict
The best window security camera for most people is the Google Nest Cam Indoor 3rd Gen — it's the highest-rated camera on this list at 4.6 stars, costs just $74.99, and includes 6 hours of free rolling video history with Gemini AI. If you're Apple-first and want a camera genuinely designed for window mounting, the Logitech Circle View is the only purpose-built option. For the best value without any subscription fees, the Eufy E30 delivers 4K with pan/tilt at under $50.