Water Leak Sensors · Head to head

Aqara Water Leak Sensor T1 vs Fibaro Flood Sensor (Z-Wave)

Full Smart Water Leak Sensors comparison in 2026

Updated July 2026
Data from Amazon and official Aqara and Fibaro sites.
2026 verdict
The Fibaro Flood Sensor (Z-Wave) wins this water leak sensor comparison because it does far more than spot water: it adds temperature and tilt sensing, freeze and tamper alerts, and a built-in siren and light, giving Z-Wave and Home Assistant homes a true multi-sensor puck. The Aqara Water Leak Sensor T1 pushes back on price and everyday practicality: it costs less, holds a higher owner rating, adds an IP67 waterproof rating the Fibaro does not claim, and reaches a much wider set of platforms (Alexa, Google Home, HomeKit, and Matter through an Aqara Hub, plus Home Assistant and IFTTT), whereas the Z-Wave Fibaro lists only Home Assistant directly and otherwise depends entirely on a Z-Wave controller. Both are hub-bound sensors that run about 2 years on a CR-series cell. Choose the Fibaro Flood Sensor (Z-Wave) if you run a Z-Wave setup and want combined leak, freeze, and tamper monitoring with a local alarm; pick the Aqara Water Leak Sensor T1 for a cheaper, waterproof, higher-rated sensor with broad ecosystem support.
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FeatureAqara Water Leak Sensor T1Fibaro Flood Sensor (Z-Wave)Winner
Rating4.44.3Aqara Water Leak Sensor T1
Weather ResistanceIP67NOAqara Water Leak Sensor T1
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterSamsung SmartThings, Home AssistantAqara Water Leak Sensor T1
SensorsWater LeakWater Leak, Temperature, TiltFibaro Flood Sensor (Z-Wave)
AlertsWater Leak Alerts, Low Battery AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper AlertsFibaro Flood Sensor (Z-Wave)
On Device Alert SoundNOYESFibaro Flood Sensor (Z-Wave)
On Device Alert LightNOYESFibaro Flood Sensor (Z-Wave)
Warranty1 year1 yearTie
Battery Life2 years2 yearsTie
ConnectivityZigbeeZ-WaveTie
  • + Rating: 4.4
  • + Weather Resistance: IP67
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Sensors: Water Leak vs Water Leak, Temperature, Tilt
  • - Alerts: Water Leak Alerts, Low Battery Alerts vs Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper Alerts

Frequently Asked Questions

Which should I buy, the Fibaro Flood Sensor (Z-Wave) or the Aqara Water Leak Sensor T1?

The Fibaro Flood Sensor (Z-Wave) is the stronger sensor overall for its temperature, tilt, freeze, and tamper detection plus a built-in siren and light. The Aqara Water Leak Sensor T1 wins on price, rating, IP67 waterproofing, and far broader platform support.

What is the main difference between these two leak sensors?

The Fibaro Flood Sensor (Z-Wave) is a Z-Wave device that also monitors temperature and tilt and sends freeze and tamper alerts, while the Aqara Water Leak Sensor T1 is a Zigbee, water-only sensor that bridges to Alexa, Google Home, HomeKit, and Matter through an Aqara Hub.

Do either of these have a local alarm, and are they waterproof?

The Fibaro Flood Sensor (Z-Wave) has an on-device siren and light but no stated weather rating, while the Aqara Water Leak Sensor T1 has no local alarm but is IP67 waterproof rated.

Which sensor fits more smart home ecosystems?

The Aqara Water Leak Sensor T1. Through an Aqara Hub it works with Alexa, Google Home, Apple HomeKit, and Matter, plus Home Assistant and IFTTT. The Fibaro Flood Sensor (Z-Wave) requires a Z-Wave hub and lists only Home Assistant as a direct integration.

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

Z-Wave or Home Assistant users who want a compact sensor that also tracks temperature and tilt, warns of freezing, and sounds a local alarm, and who already have a Z-Wave controller to run it.

Who should buy the Aqara Water Leak Sensor T1?

Buyers who want an affordable, IP67 waterproof, higher-rated sensor and the freedom to connect it to Alexa, Google Home, HomeKit, or Matter through an Aqara Hub.

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