Gas Detector prices change while you decide
We follow prices across the catalog and email you the best deals we find.
No spam. Unsubscribe in one click.
| Feature | Shelly GAS (CNG) | Shelly GAS (LPG) | Winner |
|---|---|---|---|
| Rating | 4.2 | 5.0 | Shelly GAS (LPG) |
| Warranty | 2 years | 2 years | Tie |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | Tie |
| Integrations | Google Home, Alexa, Samsung SmartThings, Home Assistant | Google Home, Alexa, Samsung SmartThings, Home Assistant | Tie |
| Detection | Natural Gas, Concentration Reading | LPG & Propane, Concentration Reading | Tie |
| Alerts | App Notifications, Fault Alerts | App Notifications, Fault Alerts | Tie |
| Valve Shut-off | YES | YES | Tie |
| Digital Display | NO | NO | Tie |
| Interconnect | NO | NO | Tie |
- - Rating: 4.2 vs 5.0
- + Rating: 5.0
Price history compared
Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.
- Shelly GAS (CNG)
- Shelly GAS (LPG)
Loading price history...
Frequently Asked Questions
Which is better overall: Shelly GAS (CNG) or Shelly GAS (LPG)?
Shelly GAS (LPG) has the stronger overall profile in this comparison, especially for rating.
What is the biggest difference between Shelly GAS (CNG) and Shelly GAS (LPG)?
Rating is one of the clearest differences: Shelly GAS (CNG) lists 4.2, while Shelly GAS (LPG) lists 5.0.
Who should buy Shelly GAS (CNG)?
Choose Shelly GAS (CNG) if your priority is its specific strengths and that matters more than rating.
Who should buy Shelly GAS (LPG)?
Choose Shelly GAS (LPG) if your priority is rating and that matters more than the competing advantages.
Compare all 7 Gas Detectors side by side
You are looking at two of them. The full table lines up all Gas Detectors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 7 Gas Detectors
- 44 specs compared
- 41 filters

