11 Best Smart Smoke and Carbon Monoxide Detectors for Safety in Your Home Ranked & Reviewed for 2025
Explore the top smart smoke and carbon monoxide detectors, ensuring safety and peace of mind for your family.
Google Nest Protect Smart Smoke and Carbon Monoxide Alarm
$139.99Features:
Comprehensive Detection, Smartphone Connectivity, Voice Alerts, Self-Testing, Easy Installation
What We Think:
"The Google Nest Protect isn't just an alarm; it’s your home’s tech-savvy guardian! With its friendly voice alerts, it tells you where the danger is and takes the stress out of emergencies."
Why You'll Love It:
"You’ll love how it keeps you connected via your smartphone, allowing you to sleep soundly knowing you're alerted wherever you are. Plus, no more annoying low-battery chirps!"
Google Nest Protect 2nd Generation Smart Smoke/Carbon Monoxide Wired Alarm
$149.99Features:
Early Warning Signal, Clear Direction in Emergency, Automatic Self-Testing, Pathlight, Hardwired Connection
What We Think:
"If you're looking for a reliable companion to help protect your loved ones, this is it! This hardwired device never lets you down, with a voice that guides you when things get hairy."
Why You'll Love It:
"Its smart integration with your home makes it perfect for anyone who wants a hassle-free safety solution that just works."
Google Nest Protect Smart Smoke/Carbon Monoxide Alarm, 2 Pack Bundle
$329.99Features:
Wired Connection, Smart Alerts, Easy to Install, Voice Notifications, Pathlight
What We Think:
"Why settle for one when you can have two? This bundle is perfect for multi-story homes, helping you keep watch through every level."
Why You'll Love It:
"You can manage both alarms from the app, elevating your peace of mind while giving you more coverage."
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm
$37.99Features:
10-Year Battery, Informative LCD, Easy Installation
What We Think:
"If keeping things simple is your jam, the X-Sense is incredibly low-maintenance. Just set it and forget it for a whole decade!"
Why You'll Love It:
"You’ll appreciate its no-fuss installation and clear LCD display that keeps you informed without overwhelming you."
Ring Alarm Smoke & CO Listener
$34.99Features:
Smartphone Alerts, Easy Setup, Battery-Operated
What We Think:
"This is the second line of defense—an addition to your existing alarms to keep you even safer! It’s like your home's watchman, ready to alert your smartphone if something goes down."
Why You'll Love It:
"Affordable and effective, it enhances your existing safety measures without fuss or complexity."
First Alert SMCO100 Battery-Operated Combination Alarm
$34.22Features:
Precision Detection, Battery-Operated, Test/Silence Button
What We Think:
"This little gadget packs a punch! With its advanced sensing technology, it helps reduce false alarms, keeping the drama to a minimum."
Why You'll Love It:
"You'll love how easy it is to install without any hardwiring, plus the test button lets you instantly check its operation."
First Alert SMICO100-AC Interconnect Hardwire Combination Alarm
$50.00Features:
Hardwired, Battery Backup, Quick Connect Plug
What We Think:
"This is for those who want a reliable wall-mounted solution that integrates seamlessly with your home’s existing structure."
Why You'll Love It:
"It offers peace of mind with reliable alerts, and the interconnectivity means when one alarms, they all do. Perfect for larger homes!"
Ecoey Hardwired Smoke and Carbon Monoxide Detector
$29.97Features:
10-Year Alarm Life, Bilingual Audio Alerts, Faster Detection
What We Think:
"Ecoey brings you the best of both worlds—a hardwired setup with excellent performance features, making it a must-have for conscientious homeowners."
Why You'll Love It:
"Its dual-language alerts are especially useful in multicultural households, adding to the overall comfort and safety."
Kidde Hardwired Smoke & Carbon Monoxide Detector
$94.00Features:
Interconnect Capability, Voice Alerts, Self-Testing Alarm
What We Think:
"For safety aficionados, this hardwired model interlinks with others in your home for comprehensive coverage and reliable protection."
Why You'll Love It:
"You’ll appreciate the peace of mind knowing that if one detector senses danger, all connected alarms will alert you."
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered
$58.88Features:
10-Year Battery, Voice Alerts, Easy Installation
What We Think:
"This battery-powered beauty gives you some serious peace of mind. The lack of wiring makes it an easy option for any space."
Why You'll Love It:
"Cost-effective and reliable, its ten-year battery means no annoying chirps or last-minute replacements—ever!"
Kidde Smart Smoke Detector, WiFi Compatible
$37.49Features:
Voice Alarm, Easy Installation, WiFi Enabled Technology
What We Think:
"This smart alarm not only keeps you safe but also combines the convenience of connectivity. Just download the app and get alerts straight to your phone!"
Why You'll Love It:
"Kidde's sleek design and reliable functionality make this an essential for any tech-savvy homeowner. Plus, it supports voice control!"