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10 Best smoke detectors of 2026
Save up to 32% off
Best Choice1
BRK9.7Exceptional
BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 12-Pack
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Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
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Thousands of users trust our site daily- Based on millions of stores and reviews
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Value for Money2
SITERWELL9.6Exceptional
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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3
Hilmon9.5Excellent
Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire Alarms Smoke Detectors for Home, 6 Pack
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4
First Alert9.3Excellent
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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batteries:1 9V batteries required. (included)
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item weight:9.6 ounces
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pattern:SMI100
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5
First Alert9.0Excellent
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 6-Pack
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See Today’s Deals & Prices
6
First Alert8.9Very Good
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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batteries: 1 9V batteries required. included
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item weight: 9.6 ounces
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pattern:N/A
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7
SITERWELL8.8Very Good
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, 4 Packs
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8
First Alert8.5Good
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
23% Off-
color:White
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pattern:SMICO100-AC
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batteries included:Yes
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item model number:SMICO100-AC
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best sellers rank:#305 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #1 in Smoke & Carbon Monoxide Alarms
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9
First Alert8.3Good
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
32% Off
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10
Kidde8.2Good
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 1 Pack
18% Off-
color: White
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pattern:N/A
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batteries included: Yes
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item model number: 30CUDR
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best sellers rank: 12,174 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 38 in Smoke & Carbon Monoxide Alarms
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