10 Best Smoke & Carbon Monoxide Alarms 2026

As experts in the field of fire safety, we have reviewed and scored many products in the Tools & Home Improvement category. Among the top ten products on our list, we found products ranging from a 7.1 score up to an impressive 9.7 score. The top-rated brand in the Smoke & Carbon Monoxide Alarms subcategory is FIRST ALERT, and their First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector is the clear winner. With its advanced features, including battery-operated convenience and a sleek white design, this alarm provides ultimate protection for your home and loved ones. Don't leave your safety to chance - invest in a First Alert alarm today and rest easy knowing you're protected by the best.