Water Leak Sensors · Head to head

Shelly Flood vs X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector

Full Smart Water Leak Sensors comparison in 2026

Updated November 2026
Data from the official Shelly and X-Sense sites.
2026 verdict
X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector
Winner
X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector
Buy on Amazon USA
Wi-Fi flood sensor, no local siren? The X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector takes the verdict on the more affordable price, a 5-year warranty and IP66 weather sealing, which is enough to recommend it as the default water leak sensor of the two. The Shelly Flood answers with the stronger owner reviews and broader smart home integrations. The X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector is the louder, better sealed water leak sensor with a 5-year warranty; the Shelly Flood is the one that actually joins Google Home, SmartThings and Home Assistant.
Works with
Connectivity
  • Wi-Fi 2.4 GHz
vs
Connectivity
  • Wi-Fi 2.4 GHz
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The biggest differences

Where these two are furthest apart, and by how much.

  • Warranty2.5×X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector5 years vs 2 years
  • Battery Life+33%X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector2 years vs 1.5 years
FeatureShelly FloodX-Sense 2-in-1 Wi-Fi Water Leak & Freeze DetectorWinner
Rating3.83.0Shelly Flood
Warranty2 years5 yearsX-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector
Battery Life1.5 years2 yearsX-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector
IntegrationsGoogle Home, Samsung SmartThings, Home AssistantNoneShelly Flood
On Device Alert SoundNOYESX-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
SensorsWater Leak, TemperatureWater Leak, TemperatureTie
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery AlertsTie
Shelly

Shelly Flood

3% OFF
Prime exclusive deal
€25.40
€26.09
Buy on Amazon Germany
  • + Rating: 3.8
  • + Integrations: Google Home, Samsung SmartThings, Home Assistant
  • - Warranty: 2 years vs 5 years
  • - Battery Life: 1.5 years vs 2 years

Frequently Asked Questions

Is the Shelly Flood or the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector the better leak detector?

The X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector is better overall, winning on the more affordable price, a 5-year warranty and IP66 weather sealing. The Shelly Flood still leads on the stronger owner reviews and broader smart home integrations.

Where do the Shelly Flood and X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector split as water leak sensors?

The structural gap is that the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector brings six probes, freeze alerts at 39 F and a 110 dB siren on hub-free 2.4 GHz Wi-Fi, while the Shelly Flood is a direct 2.4 GHz Wi-Fi water leak sensor with third-party smart home support.

Which has the longer warranty, the Shelly Flood or the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector?

The X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector is covered for 5 years, against 2 years on the Shelly Flood.

Which of the Shelly Flood and the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector works with more smart home platforms?

The Shelly Flood reaches Google Home, Samsung SmartThings, Home Assistant. The X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector has no third-party smart home integrations and stays in its own app.

Who should buy the Shelly Flood?

Buyers who specifically want the stronger owner reviews and broader smart home integrations, even though the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector wins overall.

Who should buy the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector?

Most people comparing these two water leak sensors, because the X-Sense 2-in-1 Wi-Fi Water Leak & Freeze Detector wins on the more affordable price and a 5-year warranty.

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