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Smart Home Sensors & Detectors reviews and tests

Alza Test Ranks Smart Home Sensors & Detectors Based on User Reviews and Other Data

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Smart Home Sensors & Detectors – Test Results

The result for smart home sensors & detectors at several price levels is:

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Hundreds of categories, thousands of products, millions of details and user reviews for smart home sensors & detectors. 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 sensors & detectors rank are based solely on various data and feedback from actual people who have purchased the products.

514 Results
4.6 20×
IMMAX NEO LITE Smart IR controller with temperature and humidity sensors with LCD, WiFi
Controller - will replace all IR remotes, the display shows the time, Date, temperature and humidity, connected to the Immax NEO PRO app on your phone, WiFi connection, IR range up to 12 m, automation settings, control via Amazon Alexa or Google Home voice assistant
28.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMMX_22_26
4.6 20×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, black
Detector - dimensions without stand 70 x 70 x 26 mm, with stand 70 x 70 x 45 mm, ambient temperature 0 °C to 40 °C, humidity between 30% and 70% relative humidity, 4 AA (LR6) 1.5 V batteries (batteries not included), USB Type-C power supply (cable not included)
45.90 €
Buy
In stock > 5 pcs at the supplier's
Order Code: Shell24_008
4.6 20×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, ivory
Detector - battery operated temperature and humidity sensor with display, WiFi, ivory
46.03 €
Buy
On the way 1 pcs
Expected 07/05/2026
Order Code: Shell24_011
4.6 20×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white
Detector - Battery operated temperature and humidity sensor with display, WiFi, white
45.90 €
Buy
On the way > 5 pcs
Expected 30/04/2026
Order Code: Shell24_010
4.9 11×
Elektrobock CN02C
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 9m, independently functional unit
Discounted -14 % 11.90 € 13.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK139
4.9 12×
Airthings Corentium Home (224 B/m3) - digital radon detector
Air Quality Meter - detects radon, battery-powered, display, features: memory, cover material plastic, operating temperature from 4 to 40 °C, battery included, standalone unit
173.07 €
Buy
In stock > 5 pcs
Order Code: Air21TNG4
4.9 12×
Solight Wireless motion detector/gong
Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally, 36 adjustable melodies, 3D rotatable sensor stand, wall mounting holes, power supply 3 x AA alkaline batteries (not included), sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)
Amazing Deal 17.90 € Save 2 €
Buy
On the way 5 pcs
Expected 01/05/2026
Order Code: Solight23_18
4.6 22×
Xiaomi Temperature and Humidity Monitor 3 Mini
Sensor - temperature detection, humidity, functioning independently, CR2450 battery power supply, Xiaomi Home compatible apps, plastic material, Bluetooth connection, optical signalling, installation by gluing
Discounted -9 % 9.89 € 10.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: XIA25001
4.7 17×
iGET SECURITY EP5 - remote control (key fob) for iGET M5-4G alarm
Wireless Controller Remote control for basic control, for iGET SECURITY M5 alarm. The following settings can be made using the rotary pushbutton: activation, deactivation, home mode, SOS. It contains one freely adjustable button on the underside.
16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGt21023
4.8 12×
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating temperature to 40 °C, operating humidity from 25 to 93 %, input voltage 3V, battery included, standalone unit
28.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_04
4.8 12×
Ajax DoorProtect White
Door and Window Sensor - wireless, compatible with Ajax, connect via Radio frequency, range of 1200m, central unit required, supported OS: Android, Windows and iOS, application in English
57.71 €
Currently Unavailable
Order Code: AJAX7063
4.8 13×
SwitchBot Meter Pro
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 via push notifications, battery status indication, cover material plastic, operating temperature from 0 to 50 °C,, central unit required for functionality, applications in Czech and English, compatible with Android and iOS
37.90 €
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot2410
4.5 25×
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 and smart LED strips, possibility of fixing the base to the wall with 3M tape or screws, the sensor is fixed magnetically, USB-C power, ZigBee Hub central unit needed, Amazon Alexa support, Google Home, Smartthings, Alice and IFTTT
17.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Sonoff23_07
4.5 26×
IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0
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 languages compatible with iOS, Android, with Amazon Alexa voice assistants, Apple Siri Shortcuts, Google Assistant and TUYA systems, LIDL
37.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMMX_22_30
5.0
Ajax FireProtect White
Smoke Detector - detects temperature, temperature measurement from 0 to 65 °C, battery-powered , reaction time 12 s, notifications via push notifications, signal volume 85 dB, protection against sabotage, features: alarm, cover material plastic, operating temperature from 0 to 65 °C, operating humidity up to 80 %, holder and battery included, standalone unit requires a central hub, compatible with Android and iOS
94.19 €
Currently Unavailable
Order Code: AJAX8209
5.0
Ajax FireProtect Plus White
Smoke Detector - detects CO (carbon monoxide), temperature, temperature measurement from 0 to 65 °C, battery-powered , notifications via push notifications, protection against sabotage, features: alarm, cover material plastic, operating temperature from 0 to 65 °C, operating humidity up to 80 %, holder included, standalone unit requires a central hub
139.75 €
Currently Unavailable
Order Code: AJAX8219
4.7 16×
FIBARO Motion Sensor
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 Czech, applications in Czech and English for Android and iOS
77.90 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: FIBR01b
4.6 17×
Elektrobock CN12
Motion Sensor - for lighting, Exterior, mains supply, input voltage: 230 V, reach of 12m, reaction time: 10s, adjustable sensitivity, independently functional unit
7.99 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK035
4.9 10×
SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD
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 up to 180 days, smart scenes and notifications, compatible with voice assistants, Zigbee 3.0 compatible
32.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNFa117
4.9 10×
SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD
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 notifications, support for voice assistants, Zigbee 3.0 compatible
33.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNFa116
4.9 10×
Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Apple Home, Google Home and Samsung SmartThings, range: lighting, security and home control, application in English and German, power supply: Battery-Powered,
57.90 €
Buy
In stock 1 pcs
Order Code: Eve23_03
4.4 48×
AQARA Door and Window Sensor P2
Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home, connect via Bluetooth, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
31.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AqRAA_0018
4.7 13×
FIBARO Smoke Sensor
Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 55 °C, operating humidity from 0 to 93 %, battery included, standalone unit requires a central hub, app language options: Czech and English
61.90 €
Buy
On the way 4 pcs
Expected 30/04/2026
Order Code: FIBR01f
4.8 12×
Homematic IP Valve Adapter Oventrop
Module - Adapter for Oventrop valves for connection of Thermostatic Heads (HmIP-eTRV-x) and Valve Drive (HmIP-VDMOT) Homematic IP with standard M30 x 1,5 mm fitting
Great price 7.59 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Home22_10

Smart Home Sensors & Detectors reviews and tests

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