Smart Home Security reviews and tests

Alza Test Ranks Smart Home Security Based on User Reviews and Other Data

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Smart Home Security – Test Results

The result for smart home security at several price levels is:

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Hundreds of categories, thousands of products, millions of details and user reviews for smart home security. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from smart home security rank are based solely on various data and feedback from actual people who have purchased the products.

Jak zabezpečit chytrou domácnost? All smart Home Security

Sensor - temperature detection, humidity, temperature measurement from 0 to 50 °C with an accuracy of 0.5 °C, moisture measurement with 3% accuracy, battery power, notifications...

SONOFF Zigbee Human Presence Sensor

Sensor - for motion detection, functionality based on 5.8 GHz microwave radar, three levels of sensitivity, detection distance up to 4 m, compatible with smart bulbs, Smart Switch...

IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0

26×

37.90 €

In stock > 5 pcs

Detector - Smart magnetic sensor for windows and doors to secure your home, ZigBee 3.0, three pieces in the package, CR2032 battery, Immax NEO PRO app in Czech and 60 other...

Eufy Video Doorbell 2K black (Battery-Powered) + Home base 2

15×

172.90 €

In stock 1 pcs

Video Doorbell , connectivity: WiFi 2,4 GHz, microphone, motion sensor, speaker, night vision, camera, camera resolution: 2560 x 1920 px, compatible with Manufacturer app, battery...

Eufy Video Doorbell E340 Dual Lens 2K

9×

155.90 €

In stock > 5 pcs

Buy with code ALZADAYS15DE 132.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Video Doorbell , connectivity: WiFi 2,4 GHz, microphone, speaker, night vision, camera, camera resolution: 2560 x 1920 px, compatible with Manufacturer app, mains powered

Eufy 2 set silicone skins in black

9×

22.90 €

Currently Unavailable

IP Camera Cover , protective silicone case for Eufy cameras, easy installation, additional protection against UV rays and rain. Package contains 2pcs, colour black. Suitable for...

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4 variants

Motion Sensor - for alarm, Interior, battery powered, input voltage: 3V, reach of 7m, connection via WiFi 2,4 GHz and Bluetooth, independently functional unit, application in...

AQARA Door and Window Sensor P2

47×

29.99 €

In stock > 5 pcs

Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home, connect via Bluetooth, battery indication, central unit required,...

SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD

10×

31.90 €

In stock > 5 pcs

2 colors

Digital Thermometer – IP65 waterproof design with 1.5m probe, temperature measurement even in liquids and confined spaces, 2.2″ LCD display, accuracy ±0.2 °C, measurement history...

SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD

2 colors

Sensor – IP65 waterproof design, temperature and humidity measurements, clear 2.2″ LCD display, high accuracy of ±0.2 °C and ±2 % RH, view history up to 180 days, smart scenes and...

Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)

Buy with code ALZADAYS20DE 39.12 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Apple Home, Google Home and Samsung SmartThings, range: lighting, security...

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TESLA Smart Sensor Button

34×

22.90 €

In stock 1 pcs

Buy with code ALZADAYS50DE 11.45 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 50 % Rabatt mit dem Code ALZADAYS50DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Sensor - one-button sensor, low power consumption, low battery indication, smart connection, early reporting

Airthings Corentium Home (224 B/m3) - digital radon detector

11×

153.90 €

In stock 2 pcs

Air Quality Meter - detects radon, battery-powered, display, features: memory, cover material plastic, operating temperature from 4 to 40 °C, battery included, standalone unit

4 variants

Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features:...

Nuki Home Set Pro (5th Gen)

32×

475.90 €

In stock > 5 pcs

2 colors

Set - smart lock - on the inside of the door, checking the battery status, Bluetooth access sharing and unlocking, controlled via WiFi 2.4 GHz and Bluetooth, supports Android and...

Nuki Smart Lock Pro - retrofit

32×

269 €

In stock > 5 pcs

2 colors

Smart Lock - controlled via WiFi 2,4 GHz and Bluetooth, compatible with Apple Home, Google Home and Samsung SmartThings, app compatible with Android and iOS, Battery status check,...

Xiaomi Temperature and Humidity Monitor 3 Mini

20×

10.90 €

In stock 2 pcs

Sensor - temperature detection, humidity, functioning independently, CR2450 battery power supply, Xiaomi Home compatible apps, plastic material, Bluetooth connection, optical...

Buy with code ALZADAYS15DE 118.07 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Smart Lock - controlled via WiFi 2,4 GHz and Bluetooth, app compatible with Android and iOS in English, Battery included, Fingerprint reader

Netatmo Smart Smoke Alarm

46×

145.16 €

Currently Unavailable

Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit...

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EVOLVEO mini siren for Alarmex/Sonix

8×

from 13.20 €

In stock 1 pcs

Siren - closed system, area of use: security

Anker Eufy Eufy security Alarm 5 piece kits

Buy with code ALZADAYS30DE 109.13 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Security System includes central unit Home Base 2, 2x window/door sensor, 1x motion sensor, 1x keypad for system activation/deactivation. The Home Base 2 unit supports pairing of...

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MAKETOP YF-102 kinetic doorbell, white

26×

12.90 €

In stock > 10 pcs

Buy with code ALZADAYS25DE 9.68 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Doorbell , connection via radio frequency, mains operated, input voltage: 230 V, signal range of 200m, number of melodies: 64, nametag frame

Eufy Video Doorbell 2K black (Battery-Powered) Add on only

14×

125.90 €

In stock 2 pcs

Buy with code ALZADAYS30DE 88.13 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.

Video Doorbell , connectivity: WiFi 2,4 GHz, microphone, motion sensor, speaker, night vision, camera resolution: 2560 x 1920 px, compatible with Manufacturer app, battery powered...