Winner
Updated March 2026
Data from Amazon and official Aeotec and Shelly sites.
2026 verdict
Across the full comparison in 2026, Aeotec Water Sensor 7 Pro earns the nod. Its strongest advantages show up in rating, weather resistance, and battery life, with its broader overall balance helping widen the gap. Shelly Flood is the better fit only for buyers who prioritize price, warranty, and integrations above everything else here. Overall, Aeotec Water Sensor 7 Pro makes more sense for most people.
| Feature | Aeotec Water Sensor 7 Pro | Shelly Flood | Winner |
|---|---|---|---|
| Price | $47.95 | $24.99 | Shelly Flood |
| Rating | 4.1 | 4.0 | Aeotec Water Sensor 7 Pro |
| Warranty | 1 year | 2 years | Shelly Flood |
| Weather Resistance | IP20 | NO | Aeotec Water Sensor 7 Pro |
| Battery Life | 3 years | 1.5 years | Aeotec Water Sensor 7 Pro |
| Integrations | Samsung SmartThings | Google Home, Alexa, Samsung SmartThings, Home Assistant | Shelly Flood |
| Connectivity | Z-Wave | 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 |
| On Device Alert Sound | NO | NO | Tie |
| On Device Alert Light | NO | NO | Tie |
Winner
$47.95
- + Rating: 4.1
- + Weather Resistance: IP20
- + Battery Life: 3 years
- - Price: $47.95 vs $24.99
- - Warranty: 1 year vs 2 years
$24.99
- + Price: $24.99
- + Warranty: 2 years
- + Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant
- - Rating: 4.0 vs 4.1
- - Weather Resistance: NO vs IP20
Frequently Asked Questions (FAQ)
- Which is better overall: Aeotec Water Sensor 7 Pro or Shelly Flood?
- Aeotec Water Sensor 7 Pro has the stronger overall profile in this comparison, especially for rating, weather resistance, and battery life.
- What is the biggest difference between Aeotec Water Sensor 7 Pro and Shelly Flood?
- Price is one of the clearest differences: Aeotec Water Sensor 7 Pro lists $47.95, while Shelly Flood lists $24.99.
- Which one looks better on price?
- Aeotec Water Sensor 7 Pro is listed at $47.95, while Shelly Flood is listed at $24.99. Shelly Flood (better spec).
- Who should buy Aeotec Water Sensor 7 Pro?
- Choose Aeotec Water Sensor 7 Pro if your priority is rating and weather resistance and that matters more than price.
- Who should buy Shelly Flood?
- Choose Shelly Flood if your priority is price and warranty and that matters more than rating.
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