Best Door Window Sensors 2026

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Last Updated - 03.02.2026

Best Choice

01

Eve

Eve Door & Window (Matter) Set of 3: Smart Contact Sensor for Door & Window, Home Security, Activated Devices, Thread, for Alexa, Apple Home, Google Home, SmartThings, Requires Thread Border Router

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Supports Matter - so you can seamlessly control your home via smartphones and voice assistants from all leading platforms. State-of-the-art thread technology for a robust smart home.
Strict data protection: no Eve cloud, no registration and no tracking. Local processes and communications without cloud dependency.
Requires iOS/iPadOS 16.4 (or later) or Android 8.1 (or later) as well as a control centre of your chosen platform: Apple: Apple TV 4K (2nd Gen. ), Apple TV 4K (3rd Gen. 128 GB), HomePod (2nd Gen. ), HomePod mini / Samsung: SmartThings Hub v3 / Amazon: Echo (4th Gen.) Google: Nest Hub (2nd Gen. ), Nest Hub Max, Nest Wifi Pro.
Receive notifications to stay informed on the go/create automations to control other connected devices as soon as windows/doors are opened/closed (available on select platforms).
Detect whether doors or windows are open or closed.

89,95 €
02

SENCKIT

WiFi Door Sensor Window Detector: Smart Window Contact Sensor, Wireless Magnetic Door Open Detector with Free Notification Alerts, Compatible with Alexa Google Assistant (4-Pack)

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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WiFi door sensor with app notifications: Tuya door sensor uses Smart Life as an app supported by Alexa. Protect your home with the detection of open/closed doors. Receive app notifications for status change when open or close with a history log entry.
Voice control: By connecting the intelligent sensor to Alexa or Google Assistant for realized voice control. For example, if you have it on one door on the other side of the house, you can ask Alexa if the door is open instead of going to the other end of the house to find out.
Smart home automation: expand your smart home automation with smart door senso; set up your smart routines in the app; turn on your smart wall switches or lights automatically when the door is opened; turn off your air conditioning automatically when the window is opened; other smart devices such as smart bulb, smart plug, siren alarm can be synchronised as long as they are compatible with Smart Life app.
EASY INSTALLATION No tools, easy installation of the door sensor alarm with included 3M sticker, firm and durable. You can install the Alexa door sensor on front doors, garage doors, shot cabinets, security compartment, pet doors and more. The contact sensor is also a good option as a mailbox sensor. No hub required.
Battery Included & Low Power Warning: Door Opening Alarm Powered by 2 x AAA batteries (included). Enjoy over six months of battery life with this door alarm sensor. When the battery is empty, messages are automatically sent via the app to remind you to change the battery, do not worry about the battery running out.

46,99 €
03

Shelly

Shelly Blu Door/Window Black | Bluetooth Smart Door and Window Sensor with Lux Sensor | Security | Immediate Response | iOS Android App | Gateway Required | Scene Activation

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23% Off
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Secure door and remote control: Detects and reports openings, tilt angle and brightness – for reliable automation
Long battery life and easy to use: up to five years running time with a CR2032 button cell – response time below 100 ms
Gateway Required - A Shelly BLU Gateway or Shelly Plus, Pro or Gen3 device (except sensors) is required to use this device with the Shelly Smart Control app or a smart home system
Easy to use: discreet, fits easily into any room or door or window frame
Control your devices from anywhere with the Shelly Smart Control app or voice assistants such as Alexa, Google Home and SmartThings – Bluetooth
A Shelly BLU Gateway or a Shelly Plus, Pro or Gen3 device (except sensors) is required to use this device with the Shelly Smart Control app or a smart home system.

15,49 € 20,11 €(23% Off off)
04

Aqara

Aqara Door and Window Sensor, REQUIRES AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works With IFTTT

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10% Off
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Technologically advanced
Aqara home automation
Alarm on site and via the app
2 years battery life

15,26 € 16,95 €(10% Off off)
Value for Money

05

Tapo

Tapo T110 Smart Contact Sensor for Window/Door Locking, Battery Life of More Than 1 Year, Instant App Notification, Must Be Used with Tapo Hub

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25% Off
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Tapo T110 uses the same app as other Tapo devices. Create a safer, more comfortable and comfortable living space for yourself and your loved ones
Stop wondering if you have closed all your windows after you leave the house. Check your doors and windows at a glance with the Tapo app. [Must be used with Tapo H100 Hub]
LONG LASTING PERFORMANCE A battery life of more than 1 year provides long-lasting comfort. Receive notifications from the Tapo app when the batteries are low and need to be changed. *Based on our tests with 60 triggers per day, total 22,000 triggers. [1 x CR2032 battery is included in the package]
INSTANT PUSH NOTIFICATIONS Receive instant notifications on your phone when a door or window opens unexpectedly. The hub can sound a siren to warn of danger and deter intruders.
EASY INSTALLATION Place it wherever you need it with our tool-free installation. The distance between sensor and magnet (up to 15mm) fits most doors, windows and other fixtures.
Automatically turn on light: set your Smart Contact Sensor to turn on the light when you open your door. Can be used with tapo bulb, LED strip and WLAN socket.

14,90 € 19,90 €(25% Off off)
06

Eve

Eve Door & Window (Matter), Smart Contact Sensor for Doors & Windows, Security, Activates Devices, Compatible with Alexa, Apple Home, Google Home, SmartThings, Requires Thread Border Router

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15% Off
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Supports Matter - so you can seamlessly control your home via smartphones and voice assistants of all leading platforms, state-of-the-art thread technology for a robust smart home
Strict data protection: no Eve cloud, no registration and no tracking, local processes and communication without cloud dependency
Receive notifications to stay informed on the go/create automations to control other connected devices as soon as windows/doors are opened/closed (available on select platforms)
Eve Door & Window requires iOS/iPadOS 18 (or later) or Android 8.1 (or later) as well as a control centre of the platform you choose: Apple Home: Apple TV 4K (2nd Gen. / 3. Gen. 128 GB), HomePod (2nd Gen. ), HomePod mini / Samsung SmartThings : SmartThings Hub v3 / Amazon Alexa: Echo (4th Gen. ), Echo Hub, Echo Plus (2nd Gen. Echo Show 8 (3rd Gen. Echo Show 10 (3rd Gen. ), Echo Studio, eero 6 / 6+ / Pro 6 / Pro 6E / Max 7 / Google Home: Nest Hub (2nd Gen. ), Nest Hub Max, Nest Wifi, Nest Wifi Pro
Detect whether doors or windows are open or closed

33,95 € 39,95 €(15% Off off)
07

Eve

Eve Door & Window (Matter), Smart Contact Sensor for Doors & Windows, Security, Activates Devices, Compatible with Alexa, Apple Home, Google Home, SmartThings, Requires Thread Border Router

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Supports Matter - so you can seamlessly control your home via smartphones and voice assistants of all leading platforms, state-of-the-art thread technology for a robust smart home
Strict data protection: no Eve cloud, no registration and no tracking, local processes and communication without cloud dependency
Receive notifications to stay informed on the go/create automations to control other connected devices as soon as windows/doors are opened/closed (available on select platforms)
Eve Door & Window requires iOS/iPadOS 18 (or later) or Android 8.1 (or later) as well as a control centre of the platform you choose: Apple Home: Apple TV 4K (2nd Gen. / 3. Gen. 128 GB), HomePod (2nd Gen. ), HomePod mini / Samsung SmartThings : SmartThings Hub v3 / Amazon Alexa: Echo (4th Gen. ), Echo Hub, Echo Plus (2nd Gen. Echo Show 8 (3rd Gen. Echo Show 10 (3rd Gen. ), Echo Studio, eero 6 / 6+ / Pro 6 / Pro 6E / Max 7 / Google Home: Nest Hub (2nd Gen. ), Nest Hub Max, Nest Wifi, Nest Wifi Pro
Detect whether doors or windows are open or closed

28,84 €
08

Ring

Ring Alarm Door/Window Contact (2nd Gen)

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

You will receive an instant notification on your mobile phone as soon as a window or door in your home is opened.
Ring Alarm base station required. Compatible with Ring alarm base stations of the 1st and 2nd generation.
Now with a more compact design as well as a thin removable magnet for easy installation, even when space is limited.
Mounts to door or window frames.
Easy installation, no tools required.
Alexa can send you a notification when the battery of your Ring alarm door/window contacts and motion detector weakens.
2 x 3V CR2032 Lithium Coin Cell Battery

25,99 €
09

Aqara

Aqara P2 Door and Window Sensor, Matter Over Thread, Requires Thread Border Router, Remote Alarm, Local Automation, Native Support for Matter, Apple Home, Google Home, Alexa and SmartThings

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Voice alerts and status notifications: The Aqara P2 door and window sensor supports Apple Siri, Alexa and Google Assistant. With these voice assistants, you can receive notifications about events such as such as someone entering through a door or a door being open so you can monitor your home effortlessly.
Support for Matter over Thread: As one of the first sensors to support Matter, the P2 supports access to Apple Home, Google Home, Alexa and SmartThings. As a sensor based on the Thread protocol, the P2 offers improved connectivity, low power consumption and more stability.
Open/closed status monitoring: With a built-in high-precision hall sensor, the Aqara P2 door and window sensor can accurately detect the opening and closing of doors, windows and drawers. Once the sensor is triggered, it sends real-time notifications to your smartphone, whether you are at home or on the go. (Note: Functionality, such as automation conditions, may vary in different ecosystems.)
Matter compatibility: A Matter controller and Thread Border 2-in-1 router are required. Currently, the following hubs are being tested, but over time additional hubs will be added. Apple: Apple TV 4K (3rd generation, 128 GB), Apple TV 4K (2nd generation), HomePod (2nd generation), HomePod mini. Samsung: SmartThings Hub v3, Aeotec Hub v3, SmartThings Station. Amazon: Echo (4th generation). Google: Nest Hub (2nd generation), Nest Hub Max, Nest Wi-Fi Pro.
Local home automation: You can integrate the P2 door and window sensor into your smart home ecosystem to allow advanced automation, such as adjusting thermostat settings or activating security cameras when a door or window is opened. In addition, the automation runs without the cloud, which can protect the user's privacy and work even when there is no Internet connection.

30,99 €
10

SENCKIT

Tuya WiFi Door and Window Sensors, Smart Alarm with Free Notification App Control, Home Security Alarm System, No Hub Required, Compatible with Alexa, Google Home (1 Pack)

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Product Quality and Service] Our products are 100% tested and ensure that all products are qualified products before leaving the factory, and offer two years warranty. If you have any questions about the alarm system, please contact our customer service at any time. We will solve them for you and make you satisfied.
[Compatible with Alexa and Google Home] No hub required and no fees. Pair our Smartlife app with either Alexa or Google Home and enjoy knowing the status of your door sensor without having to use your phone. Convenient for you to recognize your doors, windows, cabinets, drawers or anywhere you want to be notified when it is opened or closed. Translated with www.DeepL.com/Translator (free version)
Multiple use: install the alarm sensor not only on front doors or windows, but also on garage doors, spirit cabinets, entrance gates, lockers, pet doors and more.
Easy installation: no complicated installation tools are required. Please scroll down to find the video on the main page, how to add the sensor to WiFi and Alexa. Low power consumption door sensor, super long battery life avoid replacement frequently
By connecting WiFi and mobile phone, whether you are at home or on the go, you will immediately receive a notification on your phone when a door or window is opened or closed.

15,99 €