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 (20)
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 (25)
Combination detectors incorporate ionization or photoelectric technologies and carbon monoxide detection to protect against both smoke and CO.
. . .Portable Carbon Monoxide Detectors (10)
Portable carbon monoxide detectors can help protect you and your family from CO poisoning when you're away from home.
. . .
Recommended Smoke & Carbon Monoxide Detectors
97
Kidde i12010SCO
Price:
Shop93
92
Siterwell GS886W (Battery)
Price:
Shop91
Kidde P4010DCSCO-W (Battery)
Price:
Shop91
Siterwell GS886F
Price:
Shop90
Meross MA301
Price:
Shop89
89
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
First Alert FSMCO600NVACCL1
Price:
Shop88
First Alert FSMCO600NVCL1
Price:
Shop88
88
87
Kidde 21032089
Price:
Shop87
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
89
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
First Alert FSMCO600NVACCL1
Price:
Shop88
First Alert FSMCO600NVCL1
Price:
Shop88
88
87
Kidde 21032089
Price:
Shop87
Kidde 30CUAR
Price:
Shop87
Kidde Code One 21032251
Price:
Shop86
Innolink IL86CU
Price:
Shop85
Kidde P4010ACSCO-W
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:
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:
ShopMore From Consumer Reports
Best Holiday Deals on Pet Products
Save on great gifts for animal lovers this holiday season, including fountains, feeders, treats, and more
Best Holiday Smart Home Deals
You can score deep discounts on top-rated smart thermostats, video doorbells, security cameras, and more
How to Choose the Right Size Generator
CR's experts help you select the best type and size of generator to keep the electricity flowing, whether you have occasional or frequent power outages
Portable vs. Whole-House Generator: Which Is Right for You?
Both provide electricity during an outage—the choice comes down to convenience, price, and power
4 Best Robot Vacuums of 2025, Tested and Reviewed
We not only test how well these robotic vacuums clean but also evaluate how well they protect the data they collect