The Smart Device Compare comparison

Heiman Matter Smoke Detector S1-TM vs X-Sense SD19-MN Interconnected Smart Smoke Alarm

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Heiman Matter Smoke Detector S1-TM and X-Sense SD19-MN Interconnected Smart Smoke Alarm

A summary of selected recorded differences between these smoke & co detectors. Check the full specification table below for details and conditions.

Feature differences among your selected devices

Automations (features): Heiman Matter Smoke Detector S1-TM — Yes (Local Matter automations, no cloud required); X-Sense SD19-MN Interconnected Smart Smoke Alarm — No.
Steam Check (features): Heiman Matter Smoke Detector S1-TM — Yes (Dual-beam sensing tells smoke apart from steam and cooking fumes to cut false alarms); X-Sense SD19-MN Interconnected Smart Smoke Alarm — No.
Alexa (integrations): Heiman Matter Smoke Detector S1-TM — Yes (Via Matter); X-Sense SD19-MN Interconnected Smart Smoke Alarm — No (X-Sense lists Home Assistant as the platform for the SBS50 alarm ecosystem and its SD19-MN product page claims no Alexa support; the X-Sense app, not a voice assistant, is how this alarm is controlled).
Apple Home (integrations): Heiman Matter Smoke Detector S1-TM — Yes (Via Matter); X-Sense SD19-MN Interconnected Smart Smoke Alarm — No.

Specifications to check side by side

2.4 GHz Wi-Fi (connectivity): Heiman Matter Smoke Detector S1-TM — No; X-Sense SD19-MN Interconnected Smart Smoke Alarm — X-Sense Base Station required (The alarm reaches the X-Sense app through the SBS50 base station, which joins a 2.4 GHz Wi-Fi network; the alarm itself has no Wi-Fi radio).
Other (connectivity): Heiman Matter Smoke Detector S1-TM — No; X-Sense SD19-MN Interconnected Smart Smoke Alarm — RF wireless interconnect (Interconnects over 869.25 to 869.3 MHz RF, with 18 alarms on the wireless network or up to 50 units through the SBS50 base station; compatible with X-Sense Link+ Pro and Link+ wireless alarms).
Thread (connectivity): Heiman Matter Smoke Detector S1-TM — Thread Border Router required; X-Sense SD19-MN Interconnected Smart Smoke Alarm — No.
Battery Life (power): Heiman Matter Smoke Detector S1-TM — 3.5 years; X-Sense SD19-MN Interconnected Smart Smoke Alarm — 10 years.

Information still to confirm

2 of 37 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 · Heiman

Heiman Matter Smoke Detector S1-TM

Last updated October 2026

View full device profile

Option 2 · X-Sense

X-Sense SD19-MN Interconnected Smart Smoke Alarm

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.

14differences with recorded values for every device

2rows with missing or unspecified information

Consider your setup

Apple Home

Heiman Matter Smoke Detector S1-TMYes
X-Sense SD19-MN Interconnected Smart Smoke AlarmNo

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

Heiman Matter Smoke Detector S1-TMYes
X-Sense SD19-MN Interconnected Smart Smoke AlarmNo

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

Heiman Matter Smoke Detector S1-TM3.5 years
X-Sense SD19-MN Interconnected Smart Smoke Alarm10 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 37 of 37 rows. “Not recorded” does not mean “No”.

Reading layout

Alerts

Air Quality Alerts

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Co Alerts

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Fire Alerts

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Local 85 dB alarm plus notifications through the Matter controller app
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Yes

Low Battery Alerts

Heiman Matter Smoke Detector S1-TM: Yes
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Yes
Catalog note
The app reports low battery, and the alarm also announces device silenced and alarm off states

Temperature Alerts

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Connectivity

2.4 GHz Wi-Fi

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: X-Sense Base Station required
Catalog note
The alarm reaches the X-Sense app through the SBS50 base station, which joins a 2.4 GHz Wi-Fi network; the alarm itself has no Wi-Fi radio

5 GHz Wi-Fi

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Bluetooth

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Other

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: RF wireless interconnect
Catalog note
Interconnects over 869.25 to 869.3 MHz RF, with 18 alarms on the wireless network or up to 50 units through the SBS50 base station; compatible with X-Sense Link+ Pro and Link+ wireless alarms

Thread

Heiman Matter Smoke Detector S1-TM: Thread Border Router required
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Z Wave

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Zigbee

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Display

Screen

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Screen Type

Heiman Matter Smoke Detector S1-TM: Not applicable / unspecified
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Not applicable / unspecified

Features

Automations

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Local Matter automations, no cloud required
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Built In Light

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Built In Siren

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
85 dB at 10 ft
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Yes
Catalog note
85 dB at 3 m (10 ft), 3.2 kHz pulsing alarm

Pathlight

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Steam Check

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Dual-beam sensing tells smoke apart from steam and cooking fumes to cut false alarms
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Tests Itself

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Push to test button, and the test can be triggered remotely from Home Assistant
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Not recorded

Integrations

Alexa

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Via Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No
Catalog note
X-Sense lists Home Assistant as the platform for the SBS50 alarm ecosystem and its SD19-MN product page claims no Alexa support; the X-Sense app, not a voice assistant, is how this alarm is controlled

Apple Home

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Via Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Google Home

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Via Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Home Assistant

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Via Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Yes
Catalog note
X-Sense states that its Home Assistant compatibility runs through the SBS50 base station ecosystem, and the smoke alarms paired with the SBS50 are the devices it covers

Matter

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Matter 1.4 over Thread; Heiman holds CSA Matter certificates for its smoke sensors with temperature and humidity reporting
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

SmartThings

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Via Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Power

Battery Life

Heiman Matter Smoke Detector S1-TM: 3.5 years
X-Sense SD19-MN Interconnected Smart Smoke Alarm: 10 years

Battery Type

Heiman Matter Smoke Detector S1-TM: CR123A
X-Sense SD19-MN Interconnected Smart Smoke Alarm: CR17450

Wired

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Sensors

Air Quality

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Ambient Light

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Humidity

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Built-in humidity sensor reported over Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Motion

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Occupancy

Heiman Matter Smoke Detector S1-TM: No
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Smoke

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Dual-beam photoelectric sensor, UL 217 10th Edition certified
X-Sense SD19-MN Interconnected Smart Smoke Alarm: Yes
Catalog note
Photoelectric smoke sensor, compliant with EN 14604

Temperature

Heiman Matter Smoke Detector S1-TM: Yes
Catalog note
Built-in temperature sensor reported over Matter
X-Sense SD19-MN Interconnected Smart Smoke Alarm: No

Specifications for Heiman Matter Smoke Detector S1-TM versus X-Sense SD19-MN Interconnected Smart Smoke Alarm
Specification	Heiman Matter Smoke Detector S1-TM	X-Sense SD19-MN Interconnected Smart Smoke Alarm
Alerts
Air Quality Alerts	No	No
Co Alerts	No	No
Fire Alerts	Yes Catalog note Local 85 dB alarm plus notifications through the Matter controller app	Yes
Low Battery Alerts	Yes	Yes Catalog note The app reports low battery, and the alarm also announces device silenced and alarm off states
Temperature Alerts	No	No
Connectivity
2.4 GHz Wi-Fi	No	X-Sense Base Station required Catalog note The alarm reaches the X-Sense app through the SBS50 base station, which joins a 2.4 GHz Wi-Fi network; the alarm itself has no Wi-Fi radio
5 GHz Wi-Fi	No	No
Bluetooth	No	No
Other	No	RF wireless interconnect Catalog note Interconnects over 869.25 to 869.3 MHz RF, with 18 alarms on the wireless network or up to 50 units through the SBS50 base station; compatible with X-Sense Link+ Pro and Link+ wireless alarms
Thread	Thread Border Router required	No
Z Wave	No	No
Zigbee	No	No
Display
Screen	No	No
Screen Type	Not applicable / unspecified	Not applicable / unspecified
Features
Automations	Yes Catalog note Local Matter automations, no cloud required	No
Built In Light	No	No
Built In Siren	Yes Catalog note 85 dB at 10 ft	Yes Catalog note 85 dB at 3 m (10 ft), 3.2 kHz pulsing alarm
Pathlight	No	No
Steam Check	Yes Catalog note Dual-beam sensing tells smoke apart from steam and cooking fumes to cut false alarms	No
Tests Itself	Yes Catalog note Push to test button, and the test can be triggered remotely from Home Assistant	Not recorded
Integrations
Alexa	Yes Catalog note Via Matter	No Catalog note X-Sense lists Home Assistant as the platform for the SBS50 alarm ecosystem and its SD19-MN product page claims no Alexa support; the X-Sense app, not a voice assistant, is how this alarm is controlled
Apple Home	Yes Catalog note Via Matter	No
Google Home	Yes Catalog note Via Matter	No
Home Assistant	Yes Catalog note Via Matter	Yes Catalog note X-Sense states that its Home Assistant compatibility runs through the SBS50 base station ecosystem, and the smoke alarms paired with the SBS50 are the devices it covers
Matter	Yes Catalog note Matter 1.4 over Thread; Heiman holds CSA Matter certificates for its smoke sensors with temperature and humidity reporting	No
SmartThings	Yes Catalog note Via Matter	No
Power
Battery Life	3.5 years	10 years
Battery Type	CR123A	CR17450
Wired	No	No
Sensors
Air Quality	No	No
Ambient Light	No	No
Co	No	No
Humidity	Yes Catalog note Built-in humidity sensor reported over Matter	No
Motion	No	No
Occupancy	No	No
Smoke	Yes Catalog note Dual-beam photoelectric sensor, UL 217 10th Edition certified	Yes Catalog note Photoelectric smoke sensor, compliant with EN 14604
Temperature	Yes Catalog note Built-in temperature sensor reported over Matter	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