SimpliSafe Carbon Monoxide Detector Alternatives 2026 - Top Competitors Ranked

You're looking at alternatives to:

SimpliSafe Carbon Monoxide Detector

The SimpliSafe Carbon Monoxide Detector continuously monitors for dangerous levels of carbon monoxide and alerts users via their mobile app or base station, featuring both digital and auditory warnings.

7.7 Good

apps Top SimpliSafe Carbon Monoxide Detector Alternatives

The top alternative to SimpliSafe Carbon Monoxide Detector in 2026 is First Alert OnLink Wireless Carbon Monoxide Detector with a score of 9.2/10, followed by Sensorcon Carbon Monoxide Inspector (9.1) and Kidde KN-COB-B-LPM Carbon Monoxide Detector (8.8).

First Alert OnLink Wireless Carbon Monoxide Detector

The First Alert OnLink offers a comprehensive smart home CO detection solution. Its wireless connectivity allows for eas...

Wireless Alarm System Smart Home Smart Home Integration

9.2 Excellent

Sensorcon Carbon Monoxide Inspector

The Sensorcon Carbon Monoxide Inspector is a battery-powered device that continuously monitors for elevated levels of ca...

Portable Handheld Industrial Digital Display

9.1 Excellent

Kidde KN-COB-B-LPM Carbon Monoxide Detector

The Kidde KN-COB-B-LPM is a highly-rated, battery-powered CO detector known for its accuracy and reliability. It utilize...

Battery Powered Residential Digital Display Family Safety

8.8 Great

Kidde Nighthawk KN-COPP-3 Plug-In Carbon Monoxide Detector

The Kidde Nighthawk KN-COPP-3 is a residential carbon monoxide alarm powered primarily through a standard electrical out...

Residential Digital Display Nighthawk Kidde

8.7 Great

Aico Ei208iW Carbon Monoxide Alarm

The Aico Ei208iW is a wireless carbon monoxide alarm featuring integrated battery backup and digital display for monitor...

Battery Operated Residential Electrochemical UK Standard

8.7 Great

First Alert CO615 Battery-Operated Carbon Monoxide Detector

The First Alert CO615 is a battery-powered carbon monoxide detector featuring digital display alerts for levels exceedin...

Battery Operated Residential Digital Display First Alert

8.7 Great

Nest Protect Advanced Combination Smoke + CO Alarm

The Nest Protect is a premium combination smoke and carbon monoxide detector offering advanced features and smart home i...

Voice Control Premium Advanced Smart Home

8.5 Great

System Sensor CO1224T Carbon Monoxide Detector

The System Sensor CO1224T is a battery-powered, hardwired carbon monoxide detector utilizing electrochemical sensing tec...

Commercial Low Voltage Relay Hardwired

8.5 Great

Honeywell 5800CO Wireless Carbon Monoxide Detector

The Honeywell 5800CO is a wireless carbon monoxide (CO) detector designed for use with Honeywell Home security systems,...

Wireless Smart Home Security System Honeywell

8.2 Great

First Alert CO605 Plug-In Carbon Monoxide Detector

The First Alert CO605 is a plug-in carbon monoxide detector featuring digital display alerts, battery backup, and an end...

Residential First Alert Electrochemical Plug In

7.9 Good

X-Sense CD08D Carbon Monoxide Detector

The X-Sense CD08D Carbon Monoxide Detector continuously monitors for elevated levels of carbon monoxide, featuring a dig...

Compact Residential Electrochemical 10 Year Sealed

7.9 Good

HEIMAN HS1CA-E Smart Zigbee Carbon Monoxide Detector

The Heimann HS1CA-E is a smart Zigbee carbon monoxide detector that continuously monitors air quality and transmits aler...

Zigbee Smart Home Battery Operated Residential

7.9 Good

Kidde KN-COEG-3 Nighthawk Plug-In Carbon Monoxide Detector

The Kidde Nighthawk KN-COEG-3 is a battery-operated plug-in carbon monoxide detector featuring an analog sensor and digi...

Residential Battery Backup Nighthawk Kidde

7.8 Good

First Alert CO400 Battery-Operated Carbon Monoxide Detector

The First Alert CO400 is a residential carbon monoxide detector designed to operate using replaceable batteries, providi...

Basic Battery Operated Residential First Alert

7.6 Good

Kidde KN-COSM-BA Combination Carbon Monoxide and Smoke Alarm

The Kidde KN-COSM-BA is a combination alarm featuring both a carbon monoxide detector with a 7-year battery life and pho...

Battery Operated Residential Combination Kidde

6.8 Fair

Kidde KN-COPE-I Plug-In Carbon Monoxide Detector

The Kidde KN-COPE-I is a battery-powered, plug-in carbon monoxide detector that continuously monitors the air for danger...

Residential Battery Backup Digital Display Kidde

6.6 Fair

Kidde Firex KN-COPE-IC Hardwired Carbon Monoxide Detector

The Kidde Firex KN-COPE-IC is a hardwired, battery-backup carbon monoxide detector featuring an integrated carbon monoxi...

Interconnectable Residential Kidde Hardwired

6.6 Fair

Fibaro FGCD-001 Smart Carbon Monoxide Sensor

The Fibaro FGCD-001 is a smart carbon monoxide detector that continuously monitors air quality and transmits data wirele...

Smart Home Battery Operated Residential Z Wave

5.2 Mediocre

Kidde KN-COB-DP2H Carbon Monoxide Detector

The Kidde KN-COB-DP2H is a residential carbon monoxide alarm made by Kidde. It is a plug-in detector with battery backup...

Residential Battery Backup Digital Display Kidde

5.2 Mediocre

Ring Alarm Carbon Monoxide Detector (2nd Gen)

The Ring Alarm Carbon Monoxide Detector (2nd Gen) continuously monitors for dangerous levels of carbon monoxide and send...

Smart Home Ring Battery Operated Residential

2.2 Poor

summarize Quick Comparison Summary

Alternative	Score	vs SimpliSafe Carb...	Action
First Alert OnLink Wireless Carbon Monoxide Detector Carbon Monoxide Detector Wireless Alarm System Smart Home	9.2 Excellent	+1.5	Compare
Sensorcon Carbon Monoxide Inspector Carbon Monoxide Detector Portable Handheld Industrial	9.1 Excellent	+1.4	Compare
Kidde KN-COB-B-LPM Carbon Monoxide Detector Carbon Monoxide Detector Battery Powered Residential Digital Display	8.8 Great	+1.1	Compare
Kidde Nighthawk KN-COPP-3 Plug-In Carbon Monoxide Detector Carbon Monoxide Detector Residential Digital Display Nighthawk	8.7 Great	+1.0	Compare
Aico Ei208iW Carbon Monoxide Alarm Carbon Monoxide Detector Battery Operated Residential Electrochemical	8.7 Great	+1.0	Compare
First Alert CO615 Battery-Operated Carbon Monoxide Detector Carbon Monoxide Detector Battery Operated Residential Digital Display	8.7 Great	+1.0	Compare
Nest Protect Advanced Combination Smoke + CO Alarm Carbon Monoxide Detector Voice Control Premium Advanced	8.5 Great	+0.8	Compare
System Sensor CO1224T Carbon Monoxide Detector Carbon Monoxide Detector Commercial Low Voltage Relay	8.5 Great	+0.8	Compare
Honeywell 5800CO Wireless Carbon Monoxide Detector Carbon Monoxide Detector Wireless Smart Home Security System	8.2 Great	+0.5	Compare
First Alert CO605 Plug-In Carbon Monoxide Detector Carbon Monoxide Detector Residential First Alert Electrochemical	7.9 Good	+0.2	Compare

See all Carbon Monoxide Detector ranked by score

emoji_events View Full Carbon Monoxide Detector Rankings

help Frequently Asked Questions

What are the best alternatives to SimpliSafe Carbon Monoxide Detector?

The top alternatives to SimpliSafe Carbon Monoxide Detector in 2026 include First Alert OnLink Wireless Carbon Monoxide Detector, Sensorcon Carbon Monoxide Inspector, Kidde KN-COB-B-LPM Carbon Monoxide Detector, Kidde Nighthawk KN-COPP-3 Plug-In Carbon Monoxide Detector, Aico Ei208iW Carbon Monoxide Alarm. Each offers unique features and is objectively scored on Lunoo to help you compare.

How does SimpliSafe Carbon Monoxide Detector compare to its competitors?

Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. SimpliSafe Carbon Monoxide Detector scores 7.7/10. Click any alternative above to see a detailed side-by-side comparison.

Is SimpliSafe Carbon Monoxide Detector worth it in 2026?

SimpliSafe Carbon Monoxide Detector scores 7.7/10 in the Carbon Monoxide Detector category. We recommend comparing it with the 20 alternatives listed above to find the best fit for your needs.

What is the best free alternative to SimpliSafe Carbon Monoxide Detector?

Several alternatives to SimpliSafe Carbon Monoxide Detector offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.

Why should I switch from SimpliSafe Carbon Monoxide Detector?

Common reasons users look for SimpliSafe Carbon Monoxide Detector alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.

How many alternatives to SimpliSafe Carbon Monoxide Detector are there?

Lunoo currently lists 20 scored alternatives to SimpliSafe Carbon Monoxide Detector in the Carbon Monoxide Detector category, ranked by our AI-powered evaluation system.

Which SimpliSafe Carbon Monoxide Detector alternative has the highest rating?

First Alert OnLink Wireless Carbon Monoxide Detector currently holds the highest rating among SimpliSafe Carbon Monoxide Detector alternatives with a score of 9.2/10.

Can I use First Alert OnLink Wireless Carbon Monoxide Detector instead of SimpliSafe Carbon Monoxide Detector?

First Alert OnLink Wireless Carbon Monoxide Detector is one of the top-rated alternatives to SimpliSafe Carbon Monoxide Detector. While they serve similar purposes in the Carbon Monoxide Detector space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.

What is the cheapest alternative to SimpliSafe Carbon Monoxide Detector?

Pricing varies among SimpliSafe Carbon Monoxide Detector alternatives. We recommend checking each alternative's website for current pricing. Many options in the Carbon Monoxide Detector category offer free tiers or competitive pricing.

How are SimpliSafe Carbon Monoxide Detector alternatives ranked on Lunoo?

Lunoo uses an AI-powered scoring system that analyzes category fit, feature coverage, pricing signals, public reception, recency, and value to provide 0 to 10 scores. Rankings are updated continuously.

SimpliSafe Carbon Monoxide Detector vs First Alert OnLink Wireless Carbon Monoxide Detector: which is better?

SimpliSafe Carbon Monoxide Detector scores 7.7/10 while First Alert OnLink Wireless Carbon Monoxide Detector scores 9.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

SimpliSafe Carbon Monoxide Detector vs Sensorcon Carbon Monoxide Inspector: which is better?

SimpliSafe Carbon Monoxide Detector scores 7.7/10 while Sensorcon Carbon Monoxide Inspector scores 9.1/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

SimpliSafe Carbon Monoxide Detector vs Kidde KN-COB-B-LPM Carbon Monoxide Detector: which is better?

SimpliSafe Carbon Monoxide Detector scores 7.7/10 while Kidde KN-COB-B-LPM Carbon Monoxide Detector scores 8.8/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

swap_horiz SimpliSafe Carbon Monoxide Detector Alternatives