Best Gas Detectors Updated May 2025
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Best Gas Detectors
2025 Buyer's GuideUpdated May 2025
Advertiser disclosure About our rankings
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Best Gas Detector
Premium Pick
Popular

10.0

1

10.0

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digi...
Detects: Carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery or outlet
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Save 6%
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Picked by 128 people this week!
Save 6%
Compare
Picked by 128 people this week!
Picked by 128 people this week!
Best Gas Detector
Premium Pick
Popular

10.0

1
Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digi...
Detects: Carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery or outlet
Picked by 128 people this week!
Save 6%
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Read Full Review

9.8

2

9.8

4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detect...
Detects: Carbon monoxide & natural gas
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
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Save 18%
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Save 18%
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9.8

2
4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detect...
Detects: Carbon monoxide & natural gas
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
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Read Full Review

9.5

3

9.5

Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for H...
Detects: Natural gas
Alarm: 85 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare
Compare

9.5

3
Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for H...
Detects: Natural gas
Alarm: 85 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Compare

9.3

4

9.3

X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model)
Detects: Smoke & carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
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Save 10%
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Save 10%
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9.3

4
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model)
Detects: Smoke & carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
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Read Full Review

9.2

5

9.2

HSTMYFS Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV, Combustible & Explosive Gas Alarm ...
Detects: Natural gas & propane
Alarm: 85 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
Compare
Compare

9.2

5
HSTMYFS Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV, Combustible & Explosive Gas Alarm ...
Detects: Natural gas & propane
Alarm: 85 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
Compare

9.1

6

9.1

PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source Like Propane, Methane, and Butane fo...
Detects: Natural gas
Alarm: Audible & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
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5% Coupon
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5% Coupon
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9.1

6
PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source Like Propane, Methane, and Butane fo...
Detects: Natural gas
Alarm: Audible & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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9.0

7

9.0

Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Propane Sniffer for Detecting Combustible Le...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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5% Coupon
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9.0

7
Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Propane Sniffer for Detecting Combustible Le...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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Best Value

8.8

8

8.8

Natural Gas Detector & Combustible Gas Alarm - Easy Plug-and-Play Installation with Advanced Chip Technology, 85dB Alert for Me...
Detects: Natural gas & combustible gas
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
Compare
Compare
Best Value

8.8

8
Natural Gas Detector & Combustible Gas Alarm - Easy Plug-and-Play Installation with Advanced Chip Technology, 85dB Alert for Me...
Detects: Natural gas & combustible gas
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Plug-in
Compare

8.6

9

8.6

TopTes PT210S Gas Leak Detector, Natural Gas Detector with 4-inch Probe, Propane Leak Detector Locating Combustible Gases Like ...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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5% Coupon
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8.6

9
TopTes PT210S Gas Leak Detector, Natural Gas Detector with 4-inch Probe, Propane Leak Detector Locating Combustible Gases Like ...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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8.5

10

8.5

TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Met...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
Read Full Review
5% Coupon
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5% Coupon
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8.5

10
TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Met...
Detects: Natural gas & propane
Alarm: 75 dB & visual
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery
5% Coupon
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Read Full Review
We also considered 7 others:

Our Top Choice

Best Gas Detector
Premium Pick
Popular

10.0

1

10.0

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digi...
Detects: Carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery or outlet
Read Full Review
Save 6%
Compare
Picked by 128 people this week!
Save 6%
Compare
Picked by 128 people this week!
Picked by 128 people this week!
Best Gas Detector
Premium Pick
Popular

10.0

1
Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digi...
Detects: Carbon monoxide
Alarm: 85 dB
Interconnects: No
Wi-Fi Enabled: No
Power Source: Battery or outlet
Picked by 128 people this week!
Save 6%
Compare
Read Full Review

Compare Features

Interconnects
Best Gas Detector
1. Kidde Carbon Monoxide and Explosive Gas Detector Alarm
KIDDE Preview KIDDE Preview
KIDDE
at Amazon
2. NICGOL Natural Gas and Carbon Monoxide Detector
NICGOL Preview NICGOL Preview
NICGOL
at Amazon
3. AOTIQUAL Natural Gas Detector CH4
AOTIQUAL Preview AOTIQUAL Preview
AOTIQUAL
at Amazon
4. X-Sense SC07 Smoke & Carbon Monoxide Detector
X-SENSE Preview X-SENSE Preview
X-SENSE
at Amazon
5. HSTMYFS Natural Gas Leak Detector
HSTMYFS Preview HSTMYFS Preview
HSTMYFS
at Amazon
6. TOPTES PT520A Natural Gas Detector
TOPTES Preview TOPTES Preview
TOPTES
at Amazon
7. TOPTES Natural Gas Detector
TOPTES Preview TOPTES Preview
TOPTES
at Amazon
Best Value
8. AOTIQUAL Natural Gas Detector & Combustible Gas Alarm
AOTIQUAL Preview AOTIQUAL Preview
AOTIQUAL
at Amazon
9. TopTes PT210S Gas Leak Detector
TOPTES Preview TOPTES Preview
TOPTES
at Amazon
10. TOPTES PT199 Natural Gas Leak Detector
TOPTES Preview TOPTES Preview
TOPTES
at Amazon
Deal
Save 6% Save 18% — Save 10% — 5% Coupon 5% Coupon — 5% Coupon 5% Coupon
Deal Save 6% Save 18% — Save 10% — 5% Coupon 5% Coupon — 5% Coupon 5% Coupon
Detects
Carbon monoxide Carbon monoxide & natural gas Natural gas Smoke & carbon monoxide Natural gas & propane Natural gas Natural gas & propane Natural gas & combustible gas Natural gas & propane Natural gas & propane
Detects 		Carbon monoxide Carbon monoxide & natural gas Natural gas Smoke & carbon monoxide Natural gas & propane Natural gas Natural gas & propane Natural gas & combustible gas Natural gas & propane Natural gas & propane
Alarm
85 dB 85 dB 85 dB & visual 85 dB 85 dB & visual Audible & visual 75 dB & visual 85 dB 75 dB & visual 75 dB & visual
Alarm 		85 dB 85 dB 85 dB & visual 85 dB 85 dB & visual Audible & visual 75 dB & visual 85 dB 75 dB & visual 75 dB & visual
Interconnects
No No No No No No No No No No
Interconnects 		No No No No No No No No No No
Wi-Fi Enabled
No No No No No No No No No No
Wi-Fi Enabled 		No No No No No No No No No No
Power Source
Battery or outlet Plug-in Battery Battery Plug-in Battery Battery Plug-in Battery Battery
Power Source 		Battery or outlet Plug-in Battery Battery Plug-in Battery Battery Plug-in Battery Battery

Related Categories
Home Gas Leak DetectorNatural Gas DetectorNatural Gas Leak DetectorNatural Gas AlarmGas Leak DetectorGas Leak Detector for Natural Gas
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Related Categories
Home Gas Leak DetectorNatural Gas DetectorNatural Gas Leak DetectorNatural Gas AlarmGas Leak DetectorGas Leak Detector for Natural Gas
Related Categories
Home Gas Leak DetectorNatural Gas DetectorNatural Gas Leak DetectorNatural Gas AlarmGas Leak DetectorGas Leak Detector for Natural Gas