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10 Best smoke alarms of 2026
Save up to 32% off
Best Choice1
First Alert9.8Exceptional
First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup, 6-Pack
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product dimensions: 5.6D x 5.6W x 1.9H
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color: White
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batteries: 1 9V batteries required. included
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pattern: 2nd Generation
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item weight: 3.33 pounds
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Value for Money2
First Alert9.6Exceptional
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
24% Off
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3
First Alert9.3Excellent
First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
15% Off-
product dimensions: 5.4D x 5.4W x 1.9H
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color: White
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pattern: SMI100
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item weight: 11.2 ounces
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upc: 029054022387
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4
First Alert9.1Excellent
BRK First Alert SMI100, Battery-Operated Smoke Alarm, 3-Pack
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product dimensions:5.6 x 5.6 x 1.9 inches
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color:White
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pattern:SMI100
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item weight:9.6 ounces
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upc:029054022417
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5
First Alert9.0Excellent
First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack
21% Off-
product dimensions: 2.2D x 5.6W x 5.6H
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color: White
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pattern:N/A
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item weight: 9.6 ounces
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upc: 029054019387 029054019226
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6
First Alert8.8Very Good
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
32% Off
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7
Kidde8.7Very Good
Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Wire-Free Interconnectivity, AA Battery Powered
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8
SITERWELL8.5Good
SITERWELL Smoke Detector, 10 Year Product Life Fire Alarm with Magnetic Fastening Kit, Smoke Alarm with Photoelectric Sensor and Low Battery Warning Function for House, UL217 Listed,GS509A,6 Pack
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9
SITERWELL8.4Good
SITERWELL Smoke Detector, Smoke Detector 10 Year Battery with Photoelectric Sensor, Fire Alarm with Low Battery and Fault Warning for House and Bedroom, UL217 Listed, GS525A, 10 Packs
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10
First Alert8.3Good
First Alert BRK SMI100-AC Hardwired Smoke Alarm with Battery Backup, Contractor 6-Pack
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product dimensions: 1.9D x 5.6W x 5.6H
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color: White
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pattern: Filter
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item weight: 3.48 pounds
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upc:N/A
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