Water Leak Sensors · Head to head

Fibaro Flood Sensor (Z-Wave) vs YoLink Water Leak Sensor 4

Full Smart Water Leak Sensors comparison in 2026

Updated August 2026
Data from Amazon and official Fibaro and YoLink sites.
2026 verdict
The YoLink Water Leak Sensor 4 outpoints the Fibaro Flood Sensor (Z-Wave) in this water leak sensor comparison, combining a lower price and a higher owner rating with a longer warranty, weather resistance, and a longer battery life, and it also reaches further into smart home ecosystems through its LoRa hub. The Fibaro Flood Sensor (Z-Wave) holds its ground in just one area, offering more onboard sensor categories thanks to its combined water leak, temperature, and tilt detection. Both sensors detect freeze risk alongside leaks. Choose the YoLink Water Leak Sensor 4 for the better-reviewed, weatherproof, long-range option with broader integrations, and pick the Fibaro Flood Sensor (Z-Wave) only if you specifically need its tilt sensor inside an existing Z-Wave setup.
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FeatureFibaro Flood Sensor (Z-Wave)YoLink Water Leak Sensor 4Winner
Price$66.12$17.09YoLink Water Leak Sensor 4
Rating4.34.7YoLink Water Leak Sensor 4
Warranty1 year2 yearsYoLink Water Leak Sensor 4
Weather ResistanceNOIP66YoLink Water Leak Sensor 4
Battery Life2 years5 yearsYoLink Water Leak Sensor 4
SensorsWater Leak, Temperature, TiltWater Leak, TemperatureFibaro Flood Sensor (Z-Wave)
ConnectivityZ-WaveOtherTie
IntegrationsSamsung SmartThings, Home AssistantAlexa, Home AssistantTie
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery AlertsTie
On Device Alert SoundYESYESTie
On Device Alert LightYESYESTie

Frequently Asked Questions

Which is better overall, the Fibaro Flood Sensor (Z-Wave) or the YoLink Water Leak Sensor 4?

The YoLink Water Leak Sensor 4 wins overall with a lower price, a higher owner rating, a longer warranty, weather resistance, and a longer battery life. The Fibaro Flood Sensor (Z-Wave) only keeps an edge in the breadth of its onboard sensors.

What is the biggest difference between the Fibaro Flood Sensor (Z-Wave) and the YoLink Water Leak Sensor 4?

Radio technology and reach. The Fibaro Flood Sensor (Z-Wave) relies on a Z-Wave hub with a short range, while the YoLink Water Leak Sensor 4 uses a long-range LoRa connection to its own hub, extending coverage to garages and outbuildings a Z-Wave mesh may struggle to reach.

Which sensor is rated for damp environments and has a longer warranty?

The YoLink Water Leak Sensor 4, with an IP66 weather-resistance rating and a longer warranty than the unrated Fibaro Flood Sensor (Z-Wave).

Which one has more onboard sensor types?

The Fibaro Flood Sensor (Z-Wave) does, adding a tilt sensor to its water leak and temperature detection, a category the YoLink Water Leak Sensor 4 does not include.

Who should buy the YoLink Water Leak Sensor 4?

Buy it if you want the better-rated, weatherproof, long-range sensor with a longer battery life and broader smart home integrations.

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

Choose it only if you specifically need tilt detection alongside leak and temperature sensing inside an existing Z-Wave hub setup.

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