The Smart Device Compare comparison

Ring Window and Door Contact Sensor (2nd gen) vs Sonoff SNZB-04P ZigBee Door/Window Sensor

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Ring Window and Door Contact Sensor (2nd gen) and Sonoff SNZB-04P ZigBee Door/Window Sensor

A summary of selected recorded differences between these door & window sensors. Check the full specification table below for details and conditions.

Feature differences among your selected devices

Google Home (integrations): Ring Window and Door Contact Sensor (2nd gen) — No; Sonoff SNZB-04P ZigBee Door/Window Sensor — Yes.
SmartThings (integrations): Ring Window and Door Contact Sensor (2nd gen) — No; Sonoff SNZB-04P ZigBee Door/Window Sensor — Yes.

Specifications to check side by side

Z Wave (connectivity): Ring Window and Door Contact Sensor (2nd gen) — Z-Wave Hub required; Sonoff SNZB-04P ZigBee Door/Window Sensor — No.
Zigbee (connectivity): Ring Window and Door Contact Sensor (2nd gen) — No; Sonoff SNZB-04P ZigBee Door/Window Sensor — Zigbee Hub required.
Apple Home (integrations): Ring Window and Door Contact Sensor (2nd gen) — No; Sonoff SNZB-04P ZigBee Door/Window Sensor — SONOFF Hub required (SONOFF lists this model among the Zigbee devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app. Apple Home has no Zigbee radio of its own.).
Matter (integrations): Ring Window and Door Contact Sensor (2nd gen) — No; Sonoff SNZB-04P ZigBee Door/Window Sensor — SONOFF Hub required (The device is not Matter itself: SONOFF lists it among the Zigbee models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.).

Information still to confirm

6 of 30 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
Check the full table and manufacturer documentation before ruling out a device.

These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.

Compare capabilities, compatibility and setup requirements.

Option 1 · Ring

Ring Window and Door Contact Sensor (2nd gen)

Last updated October 2026

View full device profile

Option 2 · Sonoff

Sonoff SNZB-04P ZigBee Door/Window Sensor

Catalog update date not recorded

View full device profile

What the catalog tells us

Understand the tradeoffs.

These counts describe the available data, not a quality score. More features do not automatically make a better device.

8differences with recorded values for every device

6rows with missing or unspecified information

Consider your setup

Apple Home

Ring Window and Door Contact Sensor (2nd gen)No
Sonoff SNZB-04P ZigBee Door/Window SensorSONOFF Hub required

Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.

Inspect the specifications

Consider your setup

Matter

Ring Window and Door Contact Sensor (2nd gen)No
Sonoff SNZB-04P ZigBee Door/Window SensorSONOFF Hub required

Confirm the exact device type and the features exposed in your chosen platform. Protocol support does not establish feature parity across apps.

Inspect the specifications

Consider your setup

Battery Life

Ring Window and Door Contact Sensor (2nd gen)3 years
Sonoff SNZB-04P ZigBee Door/Window Sensor5 years

Compare the stated test conditions. Catalog battery figures alone do not predict runtime in your home.

Inspect the specifications

Your priorities, side by side

Focus on what changes.

Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.

Differences onlyMy priorities (0)

Showing 30 of 30 rows. “Not recorded” does not mean “No”.

Reading layout

Alerts

Door Window Alerts

Ring Window and Door Contact Sensor (2nd gen): Yes
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Low Battery Alerts

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Motion Alerts

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Tamper Alerts

Ring Window and Door Contact Sensor (2nd gen): Yes
Catalog note
Ring documents resolving a tampered Contact Sensor (1st and 2nd Gens): the tamper switch sounds the Alarm siren and shows the Tampered indicator in the app
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Temperature Alerts

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Connectivity

2.4 GHz Wi-Fi

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

5 GHz Wi-Fi

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Bluetooth

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Other

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Thread

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Z Wave

Ring Window and Door Contact Sensor (2nd gen): Z-Wave Hub required
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Zigbee

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: Zigbee Hub required

Features

Automations

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

History Records

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: 90 days

Minimum Detection Distance

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: Not recorded

Ota

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: Not recorded

Sensitivity

Ring Window and Door Contact Sensor (2nd gen): Not recorded
Sonoff SNZB-04P ZigBee Door/Window Sensor: Not recorded

Integrations

Alexa

Ring Window and Door Contact Sensor (2nd gen): Yes
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Apple Home

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: SONOFF Hub required
Catalog note
SONOFF lists this model among the Zigbee devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app. Apple Home has no Zigbee radio of its own.

Google Home

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Home Assistant

Ring Window and Door Contact Sensor (2nd gen): Yes
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Matter

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: SONOFF Hub required
Catalog note
The device is not Matter itself: SONOFF lists it among the Zigbee models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.

SmartThings

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Power

Battery Life

Ring Window and Door Contact Sensor (2nd gen): 3 years
Sonoff SNZB-04P ZigBee Door/Window Sensor: 5 years

Battery Type

Ring Window and Door Contact Sensor (2nd gen): 2x CR2032
Sonoff SNZB-04P ZigBee Door/Window Sensor: CR2477

Sensors

Door Window

Ring Window and Door Contact Sensor (2nd gen): Yes
Sonoff SNZB-04P ZigBee Door/Window Sensor: Yes

Light

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Motion

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Occupancy

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Temperature

Ring Window and Door Contact Sensor (2nd gen): No
Sonoff SNZB-04P ZigBee Door/Window Sensor: No

Specifications for Ring Window and Door Contact Sensor (2nd gen) versus Sonoff SNZB-04P ZigBee Door/Window Sensor
Specification	Ring Window and Door Contact Sensor (2nd gen)	Sonoff SNZB-04P ZigBee Door/Window Sensor
Alerts
Door Window Alerts	Yes	Yes
Low Battery Alerts	Not recorded	Yes
Motion Alerts	No	No
Tamper Alerts	Yes Catalog note Ring documents resolving a tampered Contact Sensor (1st and 2nd Gens): the tamper switch sounds the Alarm siren and shows the Tampered indicator in the app	Yes
Temperature Alerts	No	No
Connectivity
2.4 GHz Wi-Fi	No	No
5 GHz Wi-Fi	No	No
Bluetooth	No	No
Other	No	No
Thread	No	No
Z Wave	Z-Wave Hub required	No
Zigbee	No	Zigbee Hub required
Features
Automations	Not recorded	Yes
History Records	Not recorded	90 days
Minimum Detection Distance	Not recorded	Not recorded
Ota	Not recorded	Not recorded
Sensitivity	Not recorded	Not recorded
Integrations
Alexa	Yes	Yes
Apple Home	No	SONOFF Hub required Catalog note SONOFF lists this model among the Zigbee devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app. Apple Home has no Zigbee radio of its own.
Google Home	No	Yes
Home Assistant	Yes	Yes
Matter	No	SONOFF Hub required Catalog note The device is not Matter itself: SONOFF lists it among the Zigbee models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.
SmartThings	No	Yes
Power
Battery Life	3 years	5 years
Battery Type	2x CR2032	CR2477
Sensors
Door Window	Yes	Yes
Light	No	No
Motion	No	No
Occupancy	No	No
Temperature	No	No

Know what’s behind the comparison.

The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.

Read our comparison methodology