Updated October 2026
Data from the official Aqara and Heiman sites.
2026 verdict
Across the 2026 comparison, Heiman Matter Smoke Detector S1-M earns the nod over Aqara Smart Smoke Detector on the strength of price, tests itself, and steam check.
It separates itself most clearly on price, tests itself, and steam check, while still looking better on its broader overall balance. Aqara Smart Smoke Detector is still relevant if you care most about rating, battery life, and Built-in light, but Heiman Matter Smoke Detector S1-M is the stronger recommendation overall. For most setups, Heiman Matter Smoke Detector S1-M is the smarter buy.
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Connectivity
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| Feature | Aqara Smart Smoke Detector | Heiman Matter Smoke Detector S1-M | Winner |
|---|---|---|---|
| Price | £44.99 | $39.99 | Heiman Matter Smoke Detector S1-M |
| Rating | 4.4 | 3.6 | Aqara Smart Smoke Detector |
| Battery Life | 10 years | 5 years | Aqara Smart Smoke Detector |
| Built-in Light | YES | NO | Aqara Smart Smoke Detector |
| Tests Itself | NO | YES | Heiman Matter Smoke Detector S1-M |
| Steam Check | NO | YES | Heiman Matter Smoke Detector S1-M |
| Connectivity | Zigbee | Thread Protocol | Tie |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Tie |
| Screen | NO | NO | Tie |
| Sensors | Smoke | Smoke | Tie |
| Alerts | Fire Alerts, Low Battery Alerts | Fire Alerts, Low Battery Alerts | Tie |
| Built-in Siren | YES | YES | Tie |
£44.99
- + Rating: 4.4
- + Battery Life: 10 years
- + Built-in Light: YES
- - Price: £44.99 vs $39.99
- - Tests Itself: NO vs YES
Winner
$39.99
- + Price: $39.99
- + Tests Itself: YES
- + Steam Check: YES
- - Rating: 3.6 vs 4.4
- - Battery Life: 5 years vs 10 years
Frequently Asked Questions
Which is better overall: Aqara Smart Smoke Detector or Heiman Matter Smoke Detector S1-M?
Heiman Matter Smoke Detector S1-M has the stronger overall profile in this comparison, especially for price, tests itself, and steam check.
What is the biggest difference between Aqara Smart Smoke Detector and Heiman Matter Smoke Detector S1-M?
Price is one of the clearest differences: Aqara Smart Smoke Detector lists £44.99, while Heiman Matter Smoke Detector S1-M lists $39.99.
Which one looks better on price?
Aqara Smart Smoke Detector is listed at £44.99, while Heiman Matter Smoke Detector S1-M is listed at $39.99. Heiman Matter Smoke Detector S1-M (better spec).
Who should buy Aqara Smart Smoke Detector?
Choose Aqara Smart Smoke Detector if your priority is rating and battery life and that matters more than price.
Who should buy Heiman Matter Smoke Detector S1-M?
Choose Heiman Matter Smoke Detector S1-M if your priority is price and tests itself and that matters more than rating.
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Compare all 27 Smoke & CO Detectors side by side
You are looking at two of them. The full table lines up all Smoke & CO Detectors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 27 Smoke & CO Detectors
- 44 specs compared
- 41 filters
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HS1SA-E Zigbee Smoke Alarm
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Nest Protect (Battery)
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Smart Smoke Detector
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Smoke Alarm
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XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts
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Smoke and CO Alarm HM-636THS
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Interconnected Smoke Alarm S1-R
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SD19-MN Interconnected Smart Smoke Alarm
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Matter Smoke Detector S1-TM
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Wi-Fi Smoke Alarm
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Smart Smoke & CO Detector with Ring
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Smoke Alarm HM-636PHS
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Smoke Alarm E10
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Interconnected CO Alarm C1-R
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SC5 Battery Smart Smoke & CO Alarm
- Air Quality Monitors
TVOC Air Quality Monitor
- Buttons
Cube T1 Pro
- Buttons
Wireless Mini Switch T1
- Buttons
Wireless Mini Switch WXKG11LM
- Cameras
Camera E1
- Cameras
Camera G100
- Cameras
Camera Hub G2H Pro
- Cameras
Camera Hub G3
- Cameras
Camera Hub G350
- Cameras
Camera Hub G5 Pro PoE
- Cameras
Camera Hub G5 Pro WiFi
- Ceiling Lights
Ceiling Light T1M
- Doorbells
Doorbell Camera G400 (Wired)
- Doorbells
Doorbell Camera Hub G410
- Doorbells
Smart Video Doorbell G4
- Door Locks
Smart Lock D200i
- Door Locks
Smart Lock N100 Zigbee Edition
- Door Locks
Smart Lock U100
- Door Locks
Smart Lock U200
- Door Locks
Smart Lock U300
- 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
- Sirens
Smart Siren HS2WD series
- 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