door and window alarm system comparison - September 2026

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Last updated on 02.09.2026

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Yale IA-320 Sync Smart Home Alarm 6 piece kit. Includes Sync Alarm Hub, External Siren, 1x Door/Window Contacts, 2x PIR Motion Detector, Keypad. Works with Alexa, Google Assistant & Philips Hue

Yale

free shipping

To the product (12 offers)

9,9

Offer ends in:

01Hour

05minutes

57seconds

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Ring Alarm Pack - S by Amazon | Smart home alarm security system with optional Assisted Monitoring - No long-term commitments | Works with Alexa

Ring

32% off

free shipping

To the product (10 offers)

9,8

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TECKNET Door Alarm Sensor, Mini Window Alarm Sensors, Door Sensor Alarm for Home Security Systems with Quick Loud 100dB Ring Alarm, Wireless Burglar Alarms for House, Shop, Office, Garage (9 PCS)

TECKNET

free shipping

To the product (1 offer)

9,6

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tiiwee A1 Alarm System for Home - Window Alarm Door Alarm with Remote Control - Door Alarm

tiiwee

12% off

free shipping

To the product (1 offer)

9,6

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X-Sense Smart Home Security System, Alexa Compatible, App Alerts, AS08 | Includes 1 Base Station, 4 Door Alarms, 2 Motion Sensors, 1 Keypad

X-Sense

22% off

free shipping

To the product (1 offer)

9,5

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XUK Home Security Systems, No Monthly Fee, 4.3" Touchscreen Wireless Alarm System with Motion Sensor, Door/Window Sensor & Remote Control, Works with Smart Life, Tuya App & Alexa (Set of 24)

XUK

12% off

free shipping

To the product (1 offer)

9,5

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eufy Security 5-Piece Home Alarm Kit, Home Security System, Keypad | Motion Sensor, 2 Entry Sensors, Home Alarm System, Control From the App, Links with eufyCam

eufy Security

free shipping

To the product (6 offers)

9,4

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Panamalar Door Window Sensor Wifi Door Alarm System, Detects Opened and Closed Front Back Garage Door, Sends Alerts, Alexa Google Home Compatible, Smart Auto Switch on Lights Accessory

PANAMALAR

9% off

free shipping

To the product (4 offers)

9,4

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XNH 13-Piece Kit Wireless Home Security Systems, 4G/WiFi + GSM Auto Alarm System, App & Voice Control,No Monthly Fees,Alexa & Google Assistant With Motion Detector, Door Window Sensor,Remotes

XNH

14% off

free shipping

To the product (1 offer)

9,3

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LWOHSI Wireless Alarm Systems,WiFi+GSM Home Alarm Kits with PIR Detector,Door Sensors,Remote Control,Tuya App Instant Alerts,Compatible with Alexa and Google,No Monthly Fee

LWOHSI

free shipping

To the product (1 offer)

9,3

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House Alarms System WiFi, Door Window Sensor Alarm System-Home Security Systems Anti-theft 120DB Alarm,Smart Magnetic Sensor Alarm with Free Notification APP Control &Remote Control for Garage Shed

TOWODE

£ 30.99 free shipping

To the product (1 offer)

Door Alarms When Opened, 2 Pack Window Alarms for Security with Remote, 2-in-1 Alarm & Chime, 5-level Volume Control, Door Alarm Sensor for Kids Safety, Burglar Alert for Home, Shop, Office, Garage

Noopel

£ 19.94 free shipping

To the product (3 offers)

3 Pack Door Alarms with Delay When Left Open 130db Window Break Sliding Siren Vibration Detect Sensor for Home, Apartment Security. Keypad Intruder Burglar Entry Alert. Pool Alarm for Kids Safety

Mosaic Alarm

£ 25.99 free shipping

To the product (1 offer)

13% off

SECRUI Wireless Door Open Sensor Alarm Chime, 400ft Operating Range 52 Chimes Adjustable Volume with Mute Mode LED Indicators Magnetic Door Alarm Sensor for Home Store Office Security

SECRUI

£ 18.81 free shipping

To the product (3 offers)

XNY Smart Home Security Systems, Wireless Home alarm systems with 4 Door and Window Sensors, 1 Motion Detector, 2 Remotes, 2.4GHz WiFi, APP Notification, Compatible with Alexa and Google Assistant

XNY

£ 39.99 free shipping

To the product (1 offer)

CPVAN Home Alarm System, 2.4G WiFi PIR Motion Sensor Alarm, Wireless DIY Smart Door/Window Alarm for Home Security with Phone APP Alert 9 Pieces Kit (PIR Alarm Hub, 6 Door Sensors, 2 Remotes), White

CPVAN

£ 49.99 free shipping

To the product (1 offer)

5% off

KERUI Wireless Security Burglar Door Alarm System Kit for Garage Shed House Hotel Shop Apartment, Weatherproof Siren Horn with Remote Control Door Contact Sensor,Motion Sensor,Loud Up to 115db

KERUI

£ 29.99 free shipping

To the product (4 offers)

Yale AC-DC Sync Alarm Door/Window Contact - Sync Smart Home Alarm - 200m range

SYNC ALARM ACCESSORY: The Door/Window Contact is easy to pair with your Yale Sync Smart Home Alarm through the Yale Alarm App.

£ 22.99 free shipping

Only:

1hrs

05min

57sec

To the product (8 offers)

WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Required,Compatible with Alexa, Google Home (2-pack)

SENCKIT

£ 23.99 free shipping

To the product (1 offer)

Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating and burglar alarm, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems

Bosch

£ 34.99 free shipping

Only:

46hrs

54min

03sec

To the product (1 offer)

17% off

Tapo T110 Smart Door Alarm, Window Door Alarm Sensor with Real-Time Monitoring, Instant Notifications, Smart Home Automation, Battery Included, Hub Required, Works with Tapo Devices Alexa Google Home

Tapo

£ 24.98 free shipping

To the product (1 offer)

14% off

SimpliSafe Wireless Home Security Systems | 8 Piece Smart Home Alarm Systems with HD Indoor Security Camera | Mobile App & Works with Alexa | Professional Monitoring Available | Easy DIY Install

SimpliSafe

£ 299.99 free shipping

To the product (1 offer)

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