Winner
Data from the official Eufy and Heiman sites.
2026 verdict
Between two indoor-leaning sirens that each need their own hub, the Eufy Security Siren prevails over the Heiman Smart Siren HS2WD series on price, battery life and rated sound level.
The Heiman Smart Siren HS2WD series fights back with broader smart home integrations, supporting both Samsung SmartThings and Home Assistant over Zigbee where the Eufy Security Siren offers none at all. Neither device is weatherproof and both rely on a hub-and-companion setup rather than working standalone, the Eufy Security Siren tethered to a Eufy HomeBase and the Heiman Smart Siren HS2WD series to a Zigbee controller, and the Heiman unit currently has no published owner reviews to weigh against the Eufy Security Siren's track record. Buyers already on a Zigbee hub who want native SmartThings or Home Assistant support should look at the Heiman Smart Siren HS2WD series; anyone inside the Eufy ecosystem gets a cheaper, longer-lasting, louder-rated companion in the Eufy Security Siren.
Connectivity
- Wi-Fi 2.4 GHz
vs
Works with
Connectivity
News by email
Still comparing? Get what's new by email
New releases and the smart home news worth knowing, in your inbox.
No spam. Unsubscribe in one click.
| Feature | Eufy Security Siren | Heiman Smart Siren HS2WD series | Winner |
|---|---|---|---|
| Battery Life | 2 years | 12 hours | Eufy Security Siren |
| Integrations | None | Alexa, Samsung SmartThings, Home Assistant | Heiman Smart Siren HS2WD series |
| Sound Level | 105 dB | 95 dB | Eufy Security Siren |
| Solar Charging | NO | NO | Tie |
| Connectivity | 2.4 GHz WiFi | Zigbee | Tie |
| Presence Simulation | NO | NO | Tie |
Winner
- + Battery Life: 2 years
- + Sound Level: 105 dB
- - Integrations: None vs Alexa, Samsung SmartThings, Home Assistant
$79.99
- + Integrations: Alexa, Samsung SmartThings, Home Assistant
- - Battery Life: 12 hours vs 2 years
- - Sound Level: 95 dB vs 105 dB
Frequently Asked Questions
Which is better overall: Eufy Security Siren or Heiman Smart Siren HS2WD series?
The Eufy Security Siren wins overall on price, battery life and rated sound level. The Heiman Smart Siren HS2WD series answers with broader smart home integrations, supporting both Samsung SmartThings and Home Assistant, where the Eufy Security Siren has none.
What is the biggest difference between Eufy Security Siren and Heiman Smart Siren HS2WD series?
How each connects to a smart home. The Eufy Security Siren only works as an add-on to a Eufy HomeBase, with no third-party integration at all. The Heiman Smart Siren HS2WD series is a Zigbee device that needs a Zigbee hub but then plugs into Samsung SmartThings or Home Assistant directly.
How does power differ between them?
The Eufy Security Siren runs on 2x CR123 batteries rated for about 2 years, with no wired option. The Heiman Smart Siren HS2WD series can be wired for continuous power or run on its built-in battery, which is rated for about 12 hours rather than long-term standalone use.
Which siren is louder?
The Eufy Security Siren, rated up to 105dB, is louder on paper than the Heiman Smart Siren HS2WD series' rated 95dB. The Heiman Smart Siren HS2WD series adds a flashing red LED as a visual alert, a light component the Eufy Security Siren does not have at all.
Who should buy the Eufy Security Siren?
Choose the Eufy Security Siren if you already run a Eufy HomeBase and want a cheap, longer-lasting, louder-rated companion alarm, and you do not need native SmartThings or Home Assistant support.
Who should buy the Heiman Smart Siren HS2WD series?
Choose the Heiman Smart Siren HS2WD series if you run a Zigbee hub and want a siren that plugs directly into Samsung SmartThings or Home Assistant, and you are comfortable buying a device with no established owner review track record yet.
Spotted something wrong on this page? Tell us and we will fix it.
Our store on AmazonShop our ideas on AmazonLists of the smart home setups we would put together ourselves, ready to add to your Amazon cart.Shop on AmazonFull comparison table
Compare all 8 Sirens side by side
You are looking at two of them. The full table lines up all Sirens in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 8 Sirens
- 36 specs compared
- 33 filters
- Cameras
4G Camera S230
- Cameras
4G LTE Cam S330
- Cameras
Cam S3 Pro
- Cameras
Cam S330
- Cameras
Cam S4
- Cameras
eufyCam C35
- Cameras
eufyCam C37
- Cameras
Indoor Cam C120
- Cameras
Indoor Cam E220
- Cameras
Indoor Cam E30
- Cameras
Indoor Cam S350
- Cameras
Outdoor Cam E210
- Cameras
Outdoor Cam E220
- Cameras
PoE Bullet-PTZ Cam E50
- Cameras
SoloCam E30
- Cameras
SoloCam E42
- Cameras
SoloCam E50 (S340 Next-Gen)
- Cameras
SoloCam S220
- Cameras
SoloCam S230
- Cameras
SoloCam S340
- Door & Window Sensors
Window Door Alarm
- Gas Detectors
HS1CG Series Combustible Gas Sensor
- Gas Detectors
WS2CG Series Combustible Gas Detector
- Motion Sensors
Smart Motion Sensor
- Motion Sensors
WiFi Smart Motion Sensor
- Smoke & CO Detectors
Carbon Monoxide Detector C1-S
- Smoke & CO Detectors
HS1SA-E Zigbee Smoke Alarm
- Smoke & CO Detectors
Interconnected CO Alarm C1-R
- Smoke & CO Detectors
Interconnected Smoke Alarm S1-R
- Smoke & CO Detectors
Matter Smoke Detector S1-M
- Smoke & CO Detectors
Matter Smoke Detector S1-TM
- Smoke & CO Detectors
Smart CO Alarm
- Smoke & CO Detectors
Smoke Alarm HM-636PHS
- Smoke & CO Detectors
Smoke and CO Alarm HM-636THS
- Vibration Sensors
Smart Vibration Sensor HS1VS series
- Water Leak Sensors
Smart Water Leakage Sensor