Winner
Updated November 2026
Data from the official Aeotec and Heiman sites.
2026 verdict
In a close indoor Zigbee-versus-Z-Wave contest, the Aeotec Siren 6 narrowly outpoints the Heiman Smart Siren HS2WD series, winning on rated sound level and its 1000-lumen LED strobe light, a feature the Heiman Smart Siren HS2WD series simply does not have. The Heiman Smart Siren HS2WD series answers with a longer-rated built-in battery, useful if mains power drops, and it has no published owner reviews yet to compare against the Aeotec Siren 6's track record. Everywhere else the two are close to a wash: both are compact, similarly sized indoor devices with no weather resistance, both require their own hub (Z-Wave for the Aeotec Siren 6, Zigbee for the Heiman Smart Siren HS2WD series), and both support Samsung SmartThings and Home Assistant. Buyers who want the brighter visual alert and a louder ceiling should lean toward the Aeotec Siren 6, which can also double as a doorbell chime; those prioritizing backup runtime during an outage might weigh the Heiman Smart Siren HS2WD series instead.
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| Feature | Aeotec Siren 6 | Heiman Smart Siren HS2WD series | Winner |
|---|---|---|---|
| Battery Life | 4 hours | 12 hours | Heiman Smart Siren HS2WD series |
| Sound Level | 105 dB | 95 dB | Aeotec Siren 6 |
| Price | $79.99 | $79.99 | Tie |
| Solar Charging | NO | NO | Tie |
| Connectivity | Z-Wave | Zigbee | Tie |
| Integrations | Alexa, Samsung SmartThings, Home Assistant | Alexa, Samsung SmartThings, Home Assistant | Tie |
| Presence Simulation | NO | NO | Tie |
| Local Control | YES | YES | Tie |
Winner
$79.99
- + Sound Level: 105 dB
- - Battery Life: 4 hours vs 12 hours
$79.99
- + Battery Life: 12 hours
- - Sound Level: 95 dB vs 105 dB
Frequently Asked Questions
Which is better overall: Aeotec Siren 6 or Heiman Smart Siren HS2WD series?
The Aeotec Siren 6 narrowly wins, thanks to a higher rated sound level and its 1000-lumen LED strobe light. The Heiman Smart Siren HS2WD series counters with a longer-rated built-in backup battery, but the two are otherwise closely matched.
What is the biggest difference between Aeotec Siren 6 and Heiman Smart Siren HS2WD series?
Visual alerting and protocol. The Aeotec Siren 6 adds bright LED strobe lighting rated at 1000 lumens, which the Heiman Smart Siren HS2WD series does not offer, only a flashing red LED. The Aeotec Siren 6 is a Z-Wave device while the Heiman Smart Siren HS2WD series is Zigbee, so they need different hubs.
How does backup battery life compare?
The Heiman Smart Siren HS2WD series is rated for about 12 hours on its built-in battery, longer than the Aeotec Siren 6's embedded backup battery, which is rated for up to 4 hours during a power outage. Both units are primarily designed to be wired.
Do both sirens support the same smart home platforms?
Yes, both the Aeotec Siren 6 and the Heiman Smart Siren HS2WD series support Samsung SmartThings and Home Assistant, though each needs its own type of hub, Z-Wave for the Aeotec Siren 6 and Zigbee for the Heiman Smart Siren HS2WD series.
Who should buy the Aeotec Siren 6?
Choose the Aeotec Siren 6 if you want the louder rated alarm plus bright strobe lighting, and possibly a doorbell chime feature, on a Z-Wave setup with SmartThings or Home Assistant.
Who should buy the Heiman Smart Siren HS2WD series?
Choose the Heiman Smart Siren HS2WD series if you run a Zigbee hub and prioritize a longer-rated backup battery over strobe lighting, keeping in mind it has no established owner review track record yet.
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Compare all 8 Sirens side by side
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- 8 Sirens
- 36 specs compared
- 33 filters
- Buttons
Button
- Buttons
Illumino WallMote 7
- Buttons
WallMote Quad
- Dongles
Z-Stick 10 Pro
- Dongles
Z-Stick 7
- Dongles
Zi-Stick
- Door & Window Sensors
Door Window Sensor 7
- Door & Window Sensors
Door Window Sensor 8
- Door & Window Sensors
Multipurpose Sensor
- Door & Window Sensors
Recessed Door Sensor 7
- Energy Monitors
Home Energy Meter 8
- Hubs
Smart Home Hub 2
- Hubs
Smart Home Hub
- Motion Sensors
Motion Sensor
- Motion Sensors
MultiSensor 7
- Motion Sensors
TriSensor 8
- Plugs
Smart Switch 7
- Relays
Pico Duo Switch
- Relays
Pico Switch
- Temperature & Humidity Sensors
aerQ Temperature & Humidity Sensor
- 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