Winner
Updated February 2026
Data from Amazon and official Moen and Shelly sites.
2026 verdict
Moen Smart Leak Detector is the more complete option versus Shelly Flood in 2026, helped most by weather resistance, battery life, and on device alert sound. The main reason it wins is weather resistance, battery life, and on device alert sound, and on device alert light strengthens that case. Shelly Flood is the better fit only for buyers who prioritize price, rating, and warranty above everything else here. That keeps the verdict firmly in favor of Moen Smart Leak Detector.
| Feature | Moen Smart Leak Detector | Shelly Flood | Winner |
|---|---|---|---|
| Price | $54.87 | $24.99 | Shelly Flood |
| Rating | 3.4 | 3.8 | Shelly Flood |
| Warranty | 1 year | 2 years | Shelly Flood |
| Weather Resistance | IP67 | NO | Moen Smart Leak Detector |
| Battery Life | 2 years | 1.5 years | Moen Smart Leak Detector |
| Integrations | Alexa | Google Home, Alexa, Samsung SmartThings, Home Assistant | Shelly Flood |
| On Device Alert Sound | YES | NO | Moen Smart Leak Detector |
| On Device Alert Light | YES | NO | Moen Smart Leak Detector |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | Tie |
| Sensors | Water Leak, Temperature | Water Leak, Temperature | Tie |
| Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts | Tie |
Winner
- + Weather Resistance: IP67
- + Battery Life: 2 years
- + On Device Alert Sound: YES
- - Price: $54.87 vs $24.99
- - Rating: 3.4 vs 3.8
$24.99
- + Price: $24.99
- + Rating: 3.8
- + Warranty: 2 years
- - Weather Resistance: NO vs IP67
- - Battery Life: 1.5 years vs 2 years
Frequently Asked Questions (FAQ)
Which is better overall: Moen Smart Leak Detector or Shelly Flood?
Moen Smart Leak Detector has the stronger overall profile in this comparison, especially for weather resistance, battery life, and on device alert sound.
What is the biggest difference between Moen Smart Leak Detector and Shelly Flood?
Price is one of the clearest differences: Moen Smart Leak Detector lists $54.87, while Shelly Flood lists $24.99.
Which one looks better on price?
Moen Smart Leak Detector is listed at $54.87, while Shelly Flood is listed at $24.99. Shelly Flood (better spec).
Who should buy Moen Smart Leak Detector?
Choose Moen Smart Leak Detector if your priority is weather resistance and battery life and that matters more than price.
Who should buy Shelly Flood?
Choose Shelly Flood if your priority is price and rating and that matters more than weather resistance.
