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Smoke Alarm Comparison

11 results
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Best for Most

in Smoke Alarm

First Alert 3120B
A

51 reviews

$31
·
electricbargainstores
$32
·
Amazon
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Recommended
Consumer Reports · Best Smoke and Carbon Monoxide Detectors of 2022
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Best for Hardwired Comprehensive Smoke Sensing
TechGearLab · Best Smoke Detector of 2022
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Great for eliminating the need to pinpoint alarms
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Low battery chirp is a desirable feature
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AA batteries used instead of 9V types for power backup
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Silencing for the alarm and the low battery chirp
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Some units stopped working after a few months
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Upgrade Pick

in Smoke Alarm

First Alert SA511CN2-3ST Interconnected Wireless Smoke Alarm with Voice Location
A

74 reviews

$76
·
Amazon
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Recommended
Wirecutter · Best Basic Smoke Alarm 2021
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Great for a family of five
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Easy to set up
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Photoelectric sensor inside is quick to detect slow, smoldering fires
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Single detector only - ionization type only
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Comes with two alarms
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Budget Pick

in Smoke Alarm

First Alert SCO5CN
A

38 reviews

$23
·
ebay
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Another Great Option
TechGearLab · Best Smoke Detector of 2022
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Great for a while, then starts the dreaded random beeping
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Easy to install
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Includes batteries, screws and wall anchors, and user manual
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Dependent on battery manufacturer
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Good alarm
Kidde 21026044 Wireless
A

48 reviews

$30
·
Amazon
$32
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ebay (USED)
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An Easy and Inexpensive Interconnected Option
TechGearLab · Best Smoke Detector of 2022
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Best Wireless Interconnected Alarm
TechGearLab · Best Smart Smoke Detector of 2022
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Wireless system works well
Kidde i9050
A

26 reviews

$8
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electricbargainstores
$9
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buyriteelectric
$9
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lowesprosupply
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Best on a Tight Budget
TechGearLab · Best Smoke Detector of 2022
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Mounting ring is not universal
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Other brands have universal (multiple) mounting locations
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Smoke detectors are NOT up to code & should not be sold
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These smoke detectors are NOT the 10 year type & not allowed in many states
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Amazon should not sell them
First Alert SCO7CN
A

37 reviews

$42
·
Amazon
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Best Overall Smoke Detector
TechGearLab · Best Smoke Detector of 2022
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Great for people who hate loud noises
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Easy to set up
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Loud alarm
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Connects to wifi
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Requires batteries be replaced every year
Kidde PI2010
A

86 reviews

$34
·
homedepot
Save $12 (26%) *
$38
·
electricbargainstores
$46
·
Amazon
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Recommended
Consumer Reports · Best Smoke and Carbon Monoxide Detectors of 2022
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Great for dual smoke detection
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Battery placement is a downside
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False alarms are common
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Expiration date is 10 years
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Connected to existing hardwire network
Universal Security Instruments AMIB3051SC
A

23 reviews

$21
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conservationmart
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Recommended
Consumer Reports · Best Smoke and Carbon Monoxide Detectors of 2022
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Great for detecting smoke
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7 year warranty
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Easy to install
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No false alarms
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Detects natural gas
First Alert PR710 Slim Photoelectric Smoke Alarm with 10-Year Battery
A

113 reviews

$37
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Amazon
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Recommended
Wirecutter · Best Basic Smoke Alarm 2021
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Great for home safety
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Thin and easy to install
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Comes with a lithium battery installed
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Test button is difficult to press
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Died after 5 years
First Alert SA320CN
A

85 reviews

$20
·
Amazon
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Recommended
Consumer Reports · Best Smoke and Carbon Monoxide Detectors of 2022
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Great for the price
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Easy to install
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Dual sensor safety
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Silence feature works well
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Product is compatible with hardwired smoke alarms
Roost Smart Battery
A

32 reviews

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Recommended
Wirecutter · Best Smart Home Devices for Seniors Aging in Place
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Great for people who have smoke detectors
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Battery lasts for a few months
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App is not very confidence inspiring
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Quality control is lacking
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Died after two uses