Water Leak Sensors · Head to head

Shelly Flood Gen4 vs SwitchBot Water Leak Detector

Full Smart Water Leak Sensors comparison in 2026

Updated June 2026
Data from Amazon and official Shelly and SwitchBot sites.
2026 verdict
In 2026, the recommendation leans toward Shelly Flood Gen4 over SwitchBot Water Leak Detector, driven by warranty, connectivity, and sensors. It separates itself most clearly on warranty, connectivity, and sensors, while still looking better on alerts. Pick SwitchBot Water Leak Detector only when price, rating, and weather resistance is the deciding factor for your setup. Overall, Shelly Flood Gen4 makes more sense for most people.
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FeatureShelly Flood Gen4SwitchBot Water Leak DetectorWinner
Price$39.99$16.49SwitchBot Water Leak Detector
Rating4.24.5SwitchBot Water Leak Detector
Warranty3 years1 yearShelly Flood Gen4
Weather ResistanceIP44IP67SwitchBot Water Leak Detector
Connectivity2.4 GHz WiFi, Bluetooth, Zigbee2.4 GHz WiFi, BluetoothShelly Flood Gen4
SensorsWater Leak, TemperatureWater LeakShelly Flood Gen4
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature AlertsWater Leak AlertsShelly Flood Gen4
Battery Life2 years2 yearsTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTTTie
On Device Alert SoundYESYESTie
On Device Alert LightYESYESTie

Frequently Asked Questions (FAQ)

Which is better overall: Shelly Flood Gen4 or SwitchBot Water Leak Detector?
Shelly Flood Gen4 has the stronger overall profile in this comparison, especially for warranty, connectivity, and sensors.
What is the biggest difference between Shelly Flood Gen4 and SwitchBot Water Leak Detector?
Price is one of the clearest differences: Shelly Flood Gen4 lists $39.99, while SwitchBot Water Leak Detector lists $16.49.
Which one looks better on price?
Shelly Flood Gen4 is listed at $39.99, while SwitchBot Water Leak Detector is listed at $16.49. SwitchBot Water Leak Detector (better spec).
Who should buy Shelly Flood Gen4?
Choose Shelly Flood Gen4 if your priority is warranty and connectivity and that matters more than price.
Who should buy SwitchBot Water Leak Detector?
Choose SwitchBot Water Leak Detector if your priority is price and rating and that matters more than warranty.
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