Smoke & Carbon Monoxide Detectors Ratings
Protect your family by investing in a smoke detector and carbon monoxide detector. Compare the display designs and voice clarity before you buy your next smoke detector.
View our ratings and reviews and browse our buying guide to find the best smoke & carbon monoxide detectors.
Carbon Monoxide Detectors (21)
Carbon monoxide detectors are protective only when installed correctly and if their batteries are replaced annually.
. . .Smoke Detectors (17)
Top smoke detectors use dual sensors, can be interconnected, and have a hush button.
. . .Combination Smoke & Carbon Monoxide Detectors (21)
Combination detectors incorporate ionization or photoelectric technologies and carbon monoxide detection to protect against both smoke and CO.
. . .
Recommended Smoke & Carbon Monoxide Detectors
BEST TIME TO BUY:
98
Kidde 20SA10
Price:
Shop96
Kidde 20SD10-V
Price:
Shop96
Siterwell GS517
Price:
Shop96
95
Kidde 20SD10
Price:
Shop95
Kidde i12040
Price:
Shop94
First Alert SMI100
Price:
Shop93
SimpliSafe SSSD3
Price:
Shop93
Kidde i9080
Price:
Shop93
Kidde i9060
Price:
Shop92
2Gig 2GIG-SMKT8-345
Price:
Shop92
Siterwell GS526A
Price:
Shop91
Kidde i9070
Price:
Shop91
Kidde P9050
Price:
Shop90
Kidde i9050
Price:
Shop87
Kidde i12060
Price:
Shop98
Kidde 20SA10
Price:
Shop96
Kidde 20SD10-V
Price:
Shop96
Siterwell GS517
Price:
Shop96
95
Kidde 20SD10
Price:
Shop95
Kidde i12040
Price:
Shop94
First Alert SMI100
Price:
Shop93
SimpliSafe SSSD3
Price:
Shop93
Kidde i9080
Price:
Shop93
Kidde i9060
Price:
Shop92
2Gig 2GIG-SMKT8-345
Price:
Shop92
Siterwell GS526A
Price:
Shop91
Kidde i9070
Price:
Shop91
Kidde P9050
Price:
Shop90
Kidde i9050
Price:
Shop87
Kidde i12060
Price:
Shop97
Kidde i12010SCO
Price:
Shop93
92
Siterwell GS886W (Battery)
Price:
Shop91
Kidde P4010DCSCO-W (Battery)
Price:
Shop91
Siterwell GS886F
Price:
Shop90
Meross MA301
Price:
Shop89
Kidde P3010K-CO
Price:
Shop89
SimpliSafe CA002-01RUS
Price:
Shop89
Kidde 900-CUDR (PN 21032242)
Price:
Shop89
Kidde KNCOPE-D
Price:
Shop89
Kidde P4010ACSCO-WF
Price:
Shop
88
88
87
Kidde 30CUAR
Price:
Shop87
Kidde Code One 21032251
Price:
Shop86
Innolink IL86CU
Price:
Shop85
Kidde P4010ACSCO-W
Price:
Shop97
Kidde i12010SCO
Price:
Shop93
92
Siterwell GS886W (Battery)
Price:
Shop91
Kidde P4010DCSCO-W (Battery)
Price:
Shop91
Siterwell GS886F
Price:
Shop90
Meross MA301
Price:
Shop89
Kidde P3010K-CO
Price:
Shop89
SimpliSafe CA002-01RUS
Price:
Shop89
Kidde 900-CUDR (PN 21032242)
Price:
Shop89
Kidde KNCOPE-D
Price:
Shop89
Kidde P4010ACSCO-WF
Price:
Shop88
88
87
Kidde 30CUAR
Price:
Shop87
Kidde Code One 21032251
Price:
Shop86
Innolink IL86CU
Price:
Shop85
Kidde P4010ACSCO-W
Price:
Shop
More From Consumer Reports
How to Shop for Home Insulation in 2025
The right insulation will keep your home comfy and your energy costs low. Here’s how to calculate how much you need and what kind to buy.
How to Prepare for a Weather Emergency
Consumer Reports offers tips on protecting your home, family, pets, and more
Cut Your Bills by More Than $800 a Month
Heat, gas, phone service, electricity, insurance, and internet plans all cost more these days. Our expert strategies can help you trim your monthly expenses.
Best Prime Big Deal Days Sales on Smart Home Products
Upgrade your home with deals on tech-savvy products during Amazon’s October Prime Day sale
Best Window Insulation Kits
Covering your drafty windows with plastic can reduce your home's cooling and heating costs with minimal effort