Best Carbon Monoxide Detectors
Updated August 2025
Join the millions that have trusted BuyersGuide.org to help them make smarter buying decisions. Let our independent expert reviews and data-driven shopping recommendations help you find the one that's right for you.
Best Carbon Monoxide Detectors
2025 Buyer's GuideUpdated August 2025
Sort by:
1
1
4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detect...
Functionality
Ease of use
Safety
Alarm volume
Display clarity
Temperature display
2
3
3
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model)
Ease of installation
Build quality
Battery life
Look
Connectivity
4
4
X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Standalone Model SC01, Sing...
Ease of installation
Functionality
Value for money
Smoke detector
Battery life
Build quality
5
5
X-Sense Smart Carbon Monoxide Detector, Wi-Fi CO Detector, Real-Time Push Notifications via X-Sense Home Security App, Replacea...
X-SENSE
Ease of use
Functionality
Compactness
Value for money
Portable
Look
6
7
First Alert Carbon Monoxide Detector, Plug-In Alarm with Battery Backup, CO605, White, 1-Pack
Functionality
Ease of installation
Value for money
Safety
Carbon monoxide detector
8
8
X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, ...
Functionality
Ease of installation
Compact size
Travelability
Value for money
9
10
10
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Scre...
TOPTES
Functionality
Value for money
Ease of use
Readability
Peace of mind
Our Top Choice
1
1
4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detect...
Functionality
Ease of use
Safety
Alarm volume
Display clarity
Temperature display
Expert Analysis
Our team of experts highlights useful information so you can easily compare products to find the one that's right for you.
Award-Winning Tech
Our technology analyzes thousands of purchase trends to bring you the top product recommendations.
1,000,000+ shoppers use Buyer's Guide every week to find the best products and services online.
Learn more about our rankings.
Helping millions of users make smarter purchases online.
