Best Smoke Detectors Updated May 2026
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Best Smoke Detectors
2026 Buyer's GuideUpdated May 2026
Advertiser disclosure About our rankings
Sort by:
Best Smoke Detector
Best Value
1

10.0

First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
-15%
Compare
10K+ bought in past month
Best Smoke Detector
Best Value

10.0

1
First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
10K+ bought in past month
-15%
Compare
2

9.8

First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: Yes
Wi-Fi Enabled: No
Power Source: Hardwired with battery backup
-29%
Compare

9.8

2
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: Yes
Wi-Fi Enabled: No
Power Source: Hardwired with battery backup
-29%
Compare
3

9.5

BRK First Alert SMI100, Battery-Operated Smoke Alarm, 3-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare

9.5

3
BRK First Alert SMI100, Battery-Operated Smoke Alarm, 3-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare
Popular
4

9.4

First Alert SMI100, Battery-Operated Smoke Alarm, 2-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare
Popular

9.4

4
First Alert SMI100, Battery-Operated Smoke Alarm, 2-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare
5

9.2

Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire A...
Ease of installation
Value for money
Quality
Reliability
Battery life
Compact size

9.2

5
Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire A...
Ease of installation
Value for money
Quality
Reliability
Battery life
Compact size
Premium Pick
6

9.1

First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: Yes
Wi-Fi Enabled: No
Power Source: Hardwired with battery backup
Read Full Review
-27%
Compare
Premium Pick

9.1

6
First Alert BRK SMI100-AC Hardwired Smoke Detector with Battery Backup, 6-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: Yes
Wi-Fi Enabled: No
Power Source: Hardwired with battery backup
-27%
Compare
Read Full Review
7

9.1

Smoke Detector Battery Operated, Smoke Alarm with Photoelectric Technology, Fire Alarms Smoke Detectors with LED Indicator and ...

9.1

7
Smoke Detector Battery Operated, Smoke Alarm with Photoelectric Technology, Fire Alarms Smoke Detectors with LED Indicator and ...
8

8.9

First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack
Installation
Value for money

8.9

8
First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack
Installation
Value for money
9

8.7

Solary Automotive Smoke Machine Leak Detector - 12V DC EVAP Vacuum Diagnostic Tester for Pipe System
Functionality
Value for money
Leakage tracking
Quality
Ease of use

8.7

9
Solary Automotive Smoke Machine Leak Detector - 12V DC EVAP Vacuum Diagnostic Tester for Pipe System
Functionality
Value for money
Leakage tracking
Quality
Ease of use
10

8.6

Kidde Smoke Detector, 10-Year Battery Powered, with LED Status Lights, 85 dB Alarm, 5-inches, 20SD10, 1 Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
-7%
Compare

8.6

10
Kidde Smoke Detector, 10-Year Battery Powered, with LED Status Lights, 85 dB Alarm, 5-inches, 20SD10, 1 Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
-7%
Compare
We also considered 8 others:

Our Top Choice

Best Smoke Detector
Best Value
1

10.0

First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
-15%
Compare
10K+ bought in past month
Best Smoke Detector
Best Value

10.0

1
First Alert Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
Detects: Smoke
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
10K+ bought in past month
-15%
Compare

Compare Features

Interconnects
Best Smoke Detector
1. First Alert Battery Smoke Alarm
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
2. First Alert Interconnected Smoke Alarms
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
3. First Alert SMI100 Smoke Alarms
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
Popular
4. First Alert SMI100 Smoke Alarm
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
5. Hilmon Smoke Alarm Fire Detector,Battery Operated Photoelectric Smoke Detector with Test Button and Low Battery Warning, Fire A...
HILMON Preview HILMON Preview
HILMON
at Amazon
Premium Pick
6. First Alert Hardwired Smoke Detectors (6 Pack)
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
7. Smoke Detector Battery Operated, Smoke Alarm with Photoelectric Technology, Fire Alarms Smoke Detectors with LED Indicator and ...
DELLER Preview DELLER Preview
DELLER
at Amazon
8. First Alert Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack
FIRST ALERT Preview FIRST ALERT Preview
FIRST ALERT
at Amazon
9. Solary Automotive Smoke Machine Leak Detector - 12V DC EVAP Vacuum Diagnostic Tester for Pipe System
SOLARY Preview SOLARY Preview
SOLARY
at Amazon
10. Kidde Battery Smoke Detector
KIDDE Preview KIDDE Preview
KIDDE
at Amazon
Deal
-15% -29% — — — -27% — — — -7%
Deal -15% -29% — — — -27% — — — -7%
Detects
Smoke Smoke Smoke Smoke Smoke Smoke
Detects 		Smoke Smoke Smoke Smoke Smoke Smoke
Alarm
85 dB 85 dB 85 dB 85 dB 85 dB 85 dB
Alarm 		85 dB 85 dB 85 dB 85 dB 85 dB 85 dB
Interconnects
No Yes No No Yes No
Interconnects 		No Yes No No Yes No
Wi-Fi Enabled
No No No No No No
Wi-Fi Enabled 		No No No No No No
Power Source
Battery Hardwired with battery backup Battery Battery Hardwired with battery backup Battery
Power Source 		Battery Hardwired with battery backup Battery Battery Hardwired with battery backup Battery

Related Categories
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Related Categories
Fire Alarm Smoke DetectorBattery Powered Smoke AlarmSmoke Alarm and Carbon Monoxide Detector
Related Categories
Fire Alarm Smoke DetectorBattery Powered Smoke AlarmSmoke Alarm and Carbon Monoxide Detector