Smoke & CO Detectors · Head to head

Heiman HS1SA Series Smoke Alarm vs X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts

Full Smart Smoke & CO Detectors comparison in 2026

Data from Amazon and official Heiman and X-Sense sites.
2026 verdict
Heiman HS1SA Series Smoke Alarm beats X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts in 2026, with its clearest edge on rating, battery life, and integrations.
Heiman HS1SA Series Smoke Alarm
Winner
Heiman HS1SA Series Smoke Alarm
£16.14£16.995% OFF
Buy on Amazon UKCheck price
It has the clearer edge on rating, battery life, and integrations, and it stays ahead on Built-in light. There is still a case for X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts, but mainly if screen and sensors are what you value most. That makes Heiman HS1SA Series Smoke Alarm the clearer recommendation in 2026.
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FeatureHeiman HS1SA Series Smoke AlarmX-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice AlertsWinner
Rating4.54.4Heiman HS1SA Series Smoke Alarm
Battery Life10 years1 yearHeiman HS1SA Series Smoke Alarm
IntegrationsSamsung SmartThings, Home AssistantNoneHeiman HS1SA Series Smoke Alarm
ScreenNOYESX-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts
SensorsSmokeCO, Temperature, HumidityX-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts
Built-in LightYESNOHeiman HS1SA Series Smoke Alarm
ConnectivityZigbee2.4 GHz WiFiTie
AlertsFire Alerts, Low Battery AlertsCO Alerts, Low Battery AlertsTie
Built-in SirenYESYESTie
Tests ItselfNONOTie
PathlightNONOTie
Steam CheckNONOTie

Frequently Asked Questions

Which is better overall: Heiman HS1SA Series Smoke Alarm or X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts?

Heiman HS1SA Series Smoke Alarm has the stronger overall profile in this comparison, especially for rating, battery life, and integrations.

What is the biggest difference between Heiman HS1SA Series Smoke Alarm and X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts?

Rating is one of the clearest differences: Heiman HS1SA Series Smoke Alarm lists 4.5, while X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts lists 4.4.

Who should buy Heiman HS1SA Series Smoke Alarm?

Choose Heiman HS1SA Series Smoke Alarm if your priority is rating and battery life and that matters more than screen.

Who should buy X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts?

Choose X-Sense XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts if your priority is screen and sensors and that matters more than rating.

Full comparison table

Compare all 21 Smoke & CO Detectors side by side

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  • 21 Smoke & CO Detectors
  • 44 specs compared
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