Water Leak Sensors · Head to head

Shelly Flood vs Tapo T300

Full Smart Water Leak Sensors comparison in 2026

Updated June 2026
Data from Amazon and official Shelly and TP-Link sites.
2026 verdict
For most buyers in 2026, Tapo T300 is the safer pick over Shelly Flood because of price, rating, and weather resistance. Its clearest strengths are price, rating, and weather resistance, and it still looks stronger on battery life and on device alert sound. You should still consider Shelly Flood if warranty, connectivity, and integrations matters more than raw overall balance. That keeps the verdict firmly in favor of Tapo T300.
vs
FeatureShelly FloodTapo T300Winner
Price$24.99$19.99Tapo T300
Rating3.84.6Tapo T300
Warranty2 years1 yearShelly Flood
Weather ResistanceNOIP67Tapo T300
Battery Life1.5 years3 yearsTapo T300
Connectivity2.4 GHz WiFiNoneShelly Flood
IntegrationsGoogle Home, Alexa, Samsung SmartThings, Home AssistantGoogle Home, Alexa, Home AssistantShelly Flood
SensorsWater Leak, TemperatureWater LeakShelly Flood
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature AlertsWater Leak AlertsShelly Flood
On Device Alert SoundNOYESTapo T300
On Device Alert LightNOYESTapo T300

Frequently Asked Questions (FAQ)

Which is better overall: Shelly Flood or Tapo T300?
Tapo T300 has the stronger overall profile in this comparison, especially for price, rating, and weather resistance.
What is the biggest difference between Shelly Flood and Tapo T300?
Price is one of the clearest differences: Shelly Flood lists $24.99, while Tapo T300 lists $19.99.
Which one looks better on price?
Shelly Flood is listed at $24.99, while Tapo T300 is listed at $19.99. Tapo T300 (better spec).
Who should buy Shelly Flood?
Choose Shelly Flood if your priority is warranty and connectivity and that matters more than price.
Who should buy Tapo T300?
Choose Tapo T300 if your priority is price and rating and that matters more than warranty.
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