The Smart Device Compare comparison

Heiman Interconnected CO Alarm C1-R vs YoLink Photoelectric Smoke Alarm

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Heiman Interconnected CO Alarm C1-R and YoLink Photoelectric 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

Co Alerts (alerts): Heiman Interconnected CO Alarm C1-R — Yes (Local 85 dB alarm on every linked unit, plus app push alerts when paired to the Heiman gateway); YoLink Photoelectric Smoke Alarm — No.
Fire Alerts (alerts): Heiman Interconnected CO Alarm C1-R — No; YoLink Photoelectric Smoke Alarm — Yes (App, SMS and email alerts through a YoLink hub).
Co (sensors): Heiman Interconnected CO Alarm C1-R — Yes (Japan-made FIGARO TGS5141 electrochemical sensor, UL 2034 5th Edition); YoLink Photoelectric Smoke Alarm — No.
Smoke (sensors): Heiman Interconnected CO Alarm C1-R — No; YoLink Photoelectric Smoke Alarm — Yes (Photoelectric sensor certified to UL 217 10th Edition and CAN/ULC S531).

Specifications to check side by side

2.4 GHz Wi-Fi (connectivity): Heiman Interconnected CO Alarm C1-R — Heiman Gateway required (The alarm itself has no Wi-Fi: the optional WS3GW-R gateway joins a 2.4 GHz network and relays its alerts to the Heiman app); YoLink Photoelectric Smoke Alarm — No.
Other (connectivity): Heiman Interconnected CO Alarm C1-R — RF wireless interconnect (915 MHz Sub-1G radio, up to 800 ft in open areas per Heiman; links with other Heiman RF alarms such as the S1-R so one alarm sets them all off); YoLink Photoelectric Smoke Alarm — LoRa (YoLink hub required).
Automations (features): Heiman Interconnected CO Alarm C1-R — Heiman Gateway required (Automations run in the Heiman app or a linked platform once the gateway is added); YoLink Photoelectric Smoke Alarm — Yes.
Google Home (integrations): Heiman Interconnected CO Alarm C1-R — Heiman Gateway required (Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings); YoLink Photoelectric Smoke Alarm — No.

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 Interconnected CO Alarm C1-R

Last updated October 2026

View full device profile

Option 2 · YoLink

YoLink Photoelectric Smoke Alarm

Last updated September 2026

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.

11differences with recorded values for every device

2rows with missing or unspecified information

Consider your setup

Home Assistant

Heiman Interconnected CO Alarm C1-RHeiman Gateway required
YoLink Photoelectric Smoke AlarmYes

Check the integration method, supported model and firmware. A catalog Yes does not establish local control or official support.

Inspect the specifications

Consider your setup

Battery Life

Heiman Interconnected CO Alarm C1-R10 years
YoLink Photoelectric Smoke Alarm5 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 Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Co Alerts

Heiman Interconnected CO Alarm C1-R: Yes
Catalog note
Local 85 dB alarm on every linked unit, plus app push alerts when paired to the Heiman gateway
YoLink Photoelectric Smoke Alarm: No

Fire Alerts

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: Yes
Catalog note
App, SMS and email alerts through a YoLink hub

Low Battery Alerts

Heiman Interconnected CO Alarm C1-R: Yes
YoLink Photoelectric Smoke Alarm: Yes

Temperature Alerts

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Connectivity

2.4 GHz Wi-Fi

Heiman Interconnected CO Alarm C1-R: Heiman Gateway required
Catalog note
The alarm itself has no Wi-Fi: the optional WS3GW-R gateway joins a 2.4 GHz network and relays its alerts to the Heiman app
YoLink Photoelectric Smoke Alarm: No

5 GHz Wi-Fi

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Bluetooth

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Other

Heiman Interconnected CO Alarm C1-R: RF wireless interconnect
Catalog note
915 MHz Sub-1G radio, up to 800 ft in open areas per Heiman; links with other Heiman RF alarms such as the S1-R so one alarm sets them all off
YoLink Photoelectric Smoke Alarm: LoRa (YoLink hub required)

Thread

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Z Wave

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Zigbee

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Display

Screen

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Screen Type

Heiman Interconnected CO Alarm C1-R: Not applicable / unspecified
YoLink Photoelectric Smoke Alarm: Not applicable / unspecified

Features

Automations

Heiman Interconnected CO Alarm C1-R: Heiman Gateway required
Catalog note
Automations run in the Heiman app or a linked platform once the gateway is added
YoLink Photoelectric Smoke Alarm: Yes

Built In Light

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Built In Siren

Heiman Interconnected CO Alarm C1-R: Yes
Catalog note
85 dB at 10 ft
YoLink Photoelectric Smoke Alarm: Yes

Pathlight

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Steam Check

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Tests Itself

Heiman Interconnected CO Alarm C1-R: Yes
Catalog note
Continuous sensor, RF link and battery self-diagnostics, plus a test and silence button
YoLink Photoelectric Smoke Alarm: Yes

Integrations

Alexa

Heiman Interconnected CO Alarm C1-R: No
Catalog note
Alexa has no carbon monoxide alarm device type outside Matter, and the C1-R is not a Matter device
YoLink Photoelectric Smoke Alarm: No
Catalog note
Alexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak

Apple Home

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Google Home

Heiman Interconnected CO Alarm C1-R: Heiman Gateway required
Catalog note
Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings
YoLink Photoelectric Smoke Alarm: No

Home Assistant

Heiman Interconnected CO Alarm C1-R: Heiman Gateway required
Catalog note
Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings
YoLink Photoelectric Smoke Alarm: Yes

Matter

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

SmartThings

Heiman Interconnected CO Alarm C1-R: Heiman Gateway required
Catalog note
Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings
YoLink Photoelectric Smoke Alarm: No

Power

Battery Life

Heiman Interconnected CO Alarm C1-R: 10 years
YoLink Photoelectric Smoke Alarm: 5 years

Battery Type

Heiman Interconnected CO Alarm C1-R: CR123A
YoLink Photoelectric Smoke Alarm: Not recorded

Wired

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Sensors

Air Quality

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Ambient Light

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Heiman Interconnected CO Alarm C1-R: Yes
Catalog note
Japan-made FIGARO TGS5141 electrochemical sensor, UL 2034 5th Edition
YoLink Photoelectric Smoke Alarm: No

Humidity

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Motion

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Occupancy

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Smoke

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: Yes
Catalog note
Photoelectric sensor certified to UL 217 10th Edition and CAN/ULC S531

Temperature

Heiman Interconnected CO Alarm C1-R: No
YoLink Photoelectric Smoke Alarm: No

Specifications for Heiman Interconnected CO Alarm C1-R versus YoLink Photoelectric Smoke Alarm
Specification	Heiman Interconnected CO Alarm C1-R	YoLink Photoelectric Smoke Alarm
Alerts
Air Quality Alerts	No	No
Co Alerts	Yes Catalog note Local 85 dB alarm on every linked unit, plus app push alerts when paired to the Heiman gateway	No
Fire Alerts	No	Yes Catalog note App, SMS and email alerts through a YoLink hub
Low Battery Alerts	Yes	Yes
Temperature Alerts	No	No
Connectivity
2.4 GHz Wi-Fi	Heiman Gateway required Catalog note The alarm itself has no Wi-Fi: the optional WS3GW-R gateway joins a 2.4 GHz network and relays its alerts to the Heiman app	No
5 GHz Wi-Fi	No	No
Bluetooth	No	No
Other	RF wireless interconnect Catalog note 915 MHz Sub-1G radio, up to 800 ft in open areas per Heiman; links with other Heiman RF alarms such as the S1-R so one alarm sets them all off	LoRa (YoLink hub required)
Thread	No	No
Z Wave	No	No
Zigbee	No	No
Display
Screen	No	No
Screen Type	Not applicable / unspecified	Not applicable / unspecified
Features
Automations	Heiman Gateway required Catalog note Automations run in the Heiman app or a linked platform once the gateway is added	Yes
Built In Light	No	No
Built In Siren	Yes Catalog note 85 dB at 10 ft	Yes
Pathlight	No	No
Steam Check	No	No
Tests Itself	Yes Catalog note Continuous sensor, RF link and battery self-diagnostics, plus a test and silence button	Yes
Integrations
Alexa	No Catalog note Alexa has no carbon monoxide alarm device type outside Matter, and the C1-R is not a Matter device	No Catalog note Alexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak
Apple Home	No	No
Google Home	Heiman Gateway required Catalog note Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings	No
Home Assistant	Heiman Gateway required Catalog note Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings	Yes
Matter	No	No
SmartThings	Heiman Gateway required Catalog note Through the Heiman WS3GW-R gateway, which Heiman says works with Home Assistant, IFTTT, Google Home and SmartThings	No
Power
Battery Life	10 years	5 years
Battery Type	CR123A	Not recorded
Wired	No	No
Sensors
Air Quality	No	No
Ambient Light	No	No
Co	Yes Catalog note Japan-made FIGARO TGS5141 electrochemical sensor, UL 2034 5th Edition	No
Humidity	No	No
Motion	No	No
Occupancy	No	No
Smoke	No	Yes Catalog note Photoelectric sensor certified to UL 217 10th Edition and CAN/ULC S531
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