Water Leak Sensors · Head to head

Fibaro Flood Sensor (Z-Wave) vs X-Sense Wi-Fi Water Leak Detector

Full Smart Water Leak Sensors comparison in 2026

Updated October 2026
Data from the official Fibaro and X-Sense sites.
2026 verdict
Buy the Fibaro Flood Sensor (Z-Wave) when you need temperature, tilt and a light on the sensor, not only a base-station siren.
Fibaro Flood Sensor (Z-Wave)
Winner
Fibaro Flood Sensor (Z-Wave)
Currently unavailable on Amazon USA
See on Amazon USA
This water leak sensor lists freeze alerts, tamper alerts, optional wired power, Home Assistant and SmartThings on a Z-Wave hub. The X-Sense Wi-Fi Water Leak Detector is the louder sealed alarm: a 5-year warranty, IP66, a 3-year AAA rating, and a sub-1 GHz link to an SBS50 base station, with no temperature sensor and no light. Choose the Fibaro Flood Sensor (Z-Wave) inside Z-Wave, and the X-Sense Wi-Fi Water Leak Detector when warranty and a siren outrank extra sensing.
vs
X-Sense Wi-Fi Water Leak Detector
X-Sense
#2 Best Seller in Water Leak Sensors

X-Sense Wi-Fi Water Leak Detector

29% OFF
Prime exclusive deal
$11.39
$15.99
Buy on Amazon USA

Also sold in packs

  • Pack of 329% OFF$28.47$39.99$9.49 per unitYou save $5.70Buy
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FeatureFibaro Flood Sensor (Z-Wave)X-Sense Wi-Fi Water Leak DetectorWinner
Rating4.34.5X-Sense Wi-Fi Water Leak Detector
Warranty1 year5 yearsX-Sense Wi-Fi Water Leak Detector
Battery Life2 years3 yearsX-Sense Wi-Fi Water Leak Detector
IntegrationsSamsung SmartThings, Home AssistantHome AssistantFibaro Flood Sensor (Z-Wave)
SensorsWater Leak, Temperature, TiltWater LeakFibaro Flood Sensor (Z-Wave)
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper AlertsWater Leak Alerts, Low Battery AlertsFibaro Flood Sensor (Z-Wave)
On Device Alert LightYESNOFibaro Flood Sensor (Z-Wave)
ConnectivityZ-WaveOtherTie
On Device Alert SoundYESYESTie

What the differences mean

What else it senses

The Fibaro Flood Sensor (Z-Wave) lists temperature, freeze alerts, tilt and tamper, plus a light next to its siren. The X-Sense Wi-Fi Water Leak Detector lists water and a siren only. No light, no temperature, no tilt, no tamper. If the sheet is "how many jobs can one puck do", Fibaro is ahead.

Warranty and sealing

The X-Sense Wi-Fi Water Leak Detector is warrantied for 5 years and rated IP66, with a 3-year claim on two AAA cells. The Fibaro Flood Sensor (Z-Wave) is warrantied for 1 year, rated for 2 years on a CR123A, and its weather resistance is not documented. The longer coverage and the published seal belong to X-Sense.

How the alarm is powered on the network

Both can make a sound. The X-Sense Wi-Fi Water Leak Detector does it through the SBS50 base station. The sensor itself has no Wi-Fi radio. It uses sub-1 GHz, with the base station holding 2.4 GHz Wi-Fi. The Fibaro Flood Sensor (Z-Wave) sounds on the puck and speaks Z-Wave only. Optional wired power is listed on the Fibaro, not on the X-Sense.

Platforms

The Fibaro Flood Sensor (Z-Wave) lists SmartThings, Home Assistant and automations. The X-Sense Wi-Fi Water Leak Detector lists Home Assistant and marks automations unsupported. Neither lists Google Home, Apple Home or Matter. Both mark Alexa unsupported.

Which one to buy if

Winner
Fibaro

Fibaro Flood Sensor (Z-Wave)

Prime exclusive deal
Currently unavailable on Amazon USA
See on Amazon USA
  • + Integrations: Samsung SmartThings, Home Assistant
  • + Sensors: Water Leak, Temperature, Tilt
  • + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper Alerts
  • - Rating: 4.3 vs 4.5
  • - Warranty: 1 year vs 5 years
X-Sense

X-Sense Wi-Fi Water Leak Detector

29% OFF
Prime exclusive deal
$11.39
$15.99
Buy on Amazon USA
  • + Rating: 4.5
  • + Warranty: 5 years
  • + Battery Life: 3 years
  • - Integrations: Home Assistant vs Samsung SmartThings, Home Assistant
  • - Sensors: Water Leak vs Water Leak, Temperature, Tilt

What owners say

Fibaro Flood Sensor (Z-Wave) owners like how little space the puck takes and how quickly it joins a Z-Wave network they already run, then they use temperature as a freeze hint near pipes and the built-in sounder as the local warning. X-Sense Wi-Fi Water Leak Detector owners talk about sump and heater leaks caught in time, probes that see drips from above, and a base-station alarm that carries. They mention a small setup sheet, no remote probe, and alerts that stay in the X-Sense app unless Home Assistant is added by hand. Both groups treat the hub or base station as part of the purchase, not an optional extra.

Frequently Asked Questions

Which is better overall: Fibaro Flood Sensor (Z-Wave) or X-Sense Wi-Fi Water Leak Detector?

The Fibaro Flood Sensor (Z-Wave) for a Z-Wave water leak sensor with temperature, tilt, tamper alerts and a light. The X-Sense Wi-Fi Water Leak Detector for a sealed siren with a 5-year warranty and no Z-Wave requirement.

What is the biggest difference between the Fibaro Flood Sensor (Z-Wave) and the X-Sense Wi-Fi Water Leak Detector?

Sensing against coverage paperwork. The Fibaro Flood Sensor (Z-Wave) adds temperature, tilt and tamper on Z-Wave. The X-Sense Wi-Fi Water Leak Detector adds IP66, a 5-year warranty and a base-station alarm, and it does not sense temperature.

Do both water leak sensors have a siren?

Yes, in different places. The Fibaro Flood Sensor (Z-Wave) sounds on the puck and also has a light. The X-Sense Wi-Fi Water Leak Detector sounds via the SBS50 base station and has no light on the spec sheet.

Does the X-Sense Wi-Fi Water Leak Detector speak Z-Wave like the Fibaro Flood Sensor (Z-Wave)?

No. The X-Sense puck uses sub-1 GHz to its base station. The Fibaro Flood Sensor (Z-Wave) is Z-Wave and needs a Z-Wave hub. Home Assistant is listed for both.

Who should buy the Fibaro Flood Sensor (Z-Wave)?

Z-Wave households that want one compact sensor for leaks, freeze risk, tilt and tamper, with a local sounder and light.

Who should buy the X-Sense Wi-Fi Water Leak Detector?

Anyone who wants an audible leak alarm, IP66 sealing and a 5-year warranty, and who does not need temperature or tilt.

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