The 8 Best Smoke Detectors of 2021
By The Spruce
Google Nest Protect Wired Smoke and Carbon Monoxide Detector
"Best Smart"
FIRST ALERT Dual-Sensor Smoke and Fire Alarm
"Best Basic"
FIRST ALERT Hardwired Smoke Detector and Carbon Monoxide (CO) Detector
"Best With Carbon Monoxide"
Kidde Battery-Operated Combination Smoke/Carbon Monoxide Alarm with Voice Warning
"Best Battery-Operated"
Kidde Dual Sensor AC Hardwire Interconnect Smoke Alarm
"Best Dual Sensor"
Kidde Code One 10-Year Sealed Battery Smoke Detector with Ionization Sensor
"Best 10-Year Battery"