Best HomeKit Door and Window Sensors 2021

The Eve Door & Window sensor is a flexible sensor that uses a clip in spacer system for installation. This allows the magnetic portion of the package to sit in the perfect position, perfect for uneven walls, doors, or trim. The Eve Door & Window connects to HomeKit using Bluetooth, making it quick to pair and is ready to guard your home in no time.

Aqara's Door & Window Sensor is a cost-effective solution for securing your home, if you already have the Aqara HomeKit hub. These sensors pair using the Zigbee wireless protocol, enabling fast response times and solid reliability. These sensors are also incredibly small, allowing them to blend in with most decor.

The Window and Door Sensor from Sengled is similar to Eve's offering. However, it uses a more straightforward, universal design that makes installation a little easier. Sengled's magnet portion is one size, with no spacers, and is powerful enough to compensate for potential variances between surfaces. However, this sensor requires the Sengled Hub for connectivity, but since it uses Zigbee, it is more reliable.

Fibaro's Door/Window Sensor may seem expensive when compared to others. However, it is more than just a one-trick pony. In addition to alerting you when your doors and windows open or close, this sensor also includes temperature monitoring, which reports to HomeKit. This enables a more discreet way of keeping an eye on your home without having lots of devices hanging around.

The Legrand On-Q Smart Door and Window Sensor works with just about anything that opens and closes thanks to its compact design. Legrand's sensor uses Bluetooth Low Energy, allowing it to not only work without having to enter your Wi-Fi password, but it can also be added directly to the Home app, without the need for a separate account. The best part, though? It comes with a limited lifetime warranty.

The ismartgate Wireless Magnetic Sensor is an outdoor solution meant to work with gates that guard your home or driveway. This sensor reports directly to the ismartgate Gateway which is mandatory for use, but the convenience of knowing the status of your gate may be worth the investment. ismartgate's sensor also measures temperature effectively, making it a local weather station.