Best Smart Smoke Detectors
Top smart smoke detectors ranked by transparent trust scores.
8 products ranked
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Top Pick
9.4
Excellent
Google Nest Protect
Ranked #1 based on expert reviews, user sentiment, and value analysis.
#1
9.4
Excellent
Consensus
Compare
Ranked #1 based on expert reviews, user sentiment, and value analysis.
Pros
- Voice alerts name danger type and location
- Split-Spectrum dual sensing
- Phone notifications and remote silence
Cons
- Most expensive CO detector
- Premium price per unit
- Requires Google Home ecosystem
Don't buy this if…
- The Nest Protect has a 10-year sealed battery lifespan; it cannot be battery-replaced and the entire unit must be discarded after 10 years.
- The Nest Protect cannot be silenced from older Nest apps; ensure you use the Google Home app for full functionality.
#2
9.2
Excellent
Consensus
Compare
Ranked #2 based on expert reviews, user sentiment, and value analysis.
Pros
- Built-in AirPlay 2 speaker
- Alexa voice assistant included
- HomeKit and Alexa integration
Cons
- Expensive for a smoke detector
- Large ceiling footprint
Don't buy this if…
- The speaker quality is adequate but not comparable to dedicated smart speakers; manage expectations for music playback.
#3
9.0
Excellent
Consensus
Compare
Ranked #3 based on expert reviews, user sentiment, and value analysis.
Pros
- 10-year sealed battery life
- Very affordable per unit
- Real-time phone notifications
Cons
- No carbon monoxide detection
- Wi-Fi only, no mesh networking
Don't buy this if…
- This is a smoke-only detector with no carbon monoxide sensing; you will need separate CO detectors for complete coverage.
#4
8.7
Excellent
Consensus
Compare
Ranked #4 based on expert reviews, user sentiment, and value analysis.
Pros
- Trusted Kidde brand
- Smart Wi-Fi alerts to phone
- Smart Wi-Fi alerts to phone
Cons
- Basic app functionality
- More expensive than basic models
- More expensive than basic models
Don't buy this if…
- The Kidde app does not integrate with Alexa, Google Home, or HomeKit; alerts are only through the Kidde app itself.
- Test the smart alert connection monthly — Wi-Fi disruptions can prevent remote notifications silently.
- Test the smart alert connection monthly — Wi-Fi disruptions can prevent remote notifications silently.
#5
8.5
Excellent
Consensus
Compare
Ranked #5 based on expert reviews, user sentiment, and value analysis.
Pros
- Works with existing detectors
- Adds smart alerts to existing detectors
- Adds smart alerts to existing detectors
Cons
- Requires Ring Alarm base station
- Does not detect smoke directly
- Does not detect smoke directly
Don't buy this if…
- This device listens for alarm sounds and can be triggered by other high-pitched noises in rare cases.
- This is a listener only — it cannot detect fires independently and must always be paired with working smoke detectors.
- This is a listener only — it cannot detect fires independently and must always be paired with working smoke detectors.
#6
8.3
Good
Consensus
Compare
Ranked #6 based on expert reviews, user sentiment, and value analysis.
Pros
- HomeKit and multi-platform support
- Smart home automation triggers
- Affordable with long battery life
Cons
- Requires Aqara hub
- Smoke only, no CO detection
Don't buy this if…
- The Zigbee protocol requires an Aqara hub within range; placing this in a detached garage may cause connectivity issues.
#7
8.1
Good
Consensus
Compare
Ranked #7 based on expert reviews, user sentiment, and value analysis.
Pros
- Z-Wave Plus for reliable mesh networking
- Combined smoke and CO sensing
- SmartThings and Hubitat compatible
Cons
- Requires Z-Wave hub
- Setup is more technical
Don't buy this if…
- Z-Wave requires a compatible smart home hub; this will not work standalone or with Wi-Fi-only smart home systems.
#8
7.9
Good
Consensus
Compare
Ranked #8 based on expert reviews, user sentiment, and value analysis.
Pros
- No wiring required for installation
- Same smart features as wired model
- Pathway light at night
Cons
- Batteries need replacing every 5 years
- Cannot interconnect wirelessly with hardwired units
Don't buy this if…
- Battery life decreases faster in high-humidity areas like kitchens or near bathrooms; expect 3-4 years in these locations.
Quick Comparison
How We Rank
Composite trust score from expert reviews, user sentiment, complaint analysis, and value assessment.
Trust Score
Weighted composite of all factor scores
Expert Score
Aggregated expert review ratings
User Sentiment
Community votes and review analysis
Value Score
Price-to-performance ratio
Freshness
Recency of reviews and data
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