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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 October 2026
Data from Amazon and official Aqara and Fibaro sites.
2026 verdict
Hearing a leak in the room where it starts matters, and the Fibaro Flood Sensor (Z-Wave) is the one of these two water leak sensors with its own siren and light.
Fibaro Flood Sensor (Z-Wave)
Winner
Fibaro Flood Sensor (Z-Wave)
$61.32
Buy on Amazon USACheck price
It also measures temperature, warns about freezing pipes, detects tilt and raises a tamper alert, and it can run from optional wired power with its CR123A battery as backup. The Aqara Water Leak Sensor T1 is the simpler, sealed option: IP67 rated, about 2 years on a CR2032 cell, and it reaches Google Home, Apple Home and Matter through an Aqara Hub on top of SmartThings and Home Assistant. Both need a hub, Zigbee for the Aqara and Z-Wave for the Fibaro, so the radio in your home may decide it before anything else. Choose the Fibaro Flood Sensor (Z-Wave) for a Z-Wave home that wants local alarms and freeze warnings, and the Aqara Water Leak Sensor T1 for a Zigbee or Aqara home that wants the widest platform reach.
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FeatureAqara Water Leak Sensor T1Fibaro Flood Sensor (Z-Wave)Winner
Price€20.99$61.32Aqara Water Leak Sensor T1
Rating4.44.3Aqara Water Leak Sensor T1
IntegrationsGoogle Home, 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

What the differences mean

Local alarm

The Fibaro Flood Sensor (Z-Wave) has its own siren and light, so someone in the house hears the leak even with no phone nearby. The Aqara Water Leak Sensor T1 has neither: the alert comes from the hub or the app.

Extra sensors

The Fibaro Flood Sensor (Z-Wave) adds temperature, freeze and tilt sensing plus tamper alerts. The Aqara Water Leak Sensor T1 detects water only, with low battery alerts.

Radio and platforms

The Aqara Water Leak Sensor T1 is Zigbee and reaches Google Home, Apple Home and Matter through an Aqara Hub, plus SmartThings and Home Assistant. The Fibaro Flood Sensor (Z-Wave) is Z-Wave and works with SmartThings and Home Assistant only.

Sealing and power

The Aqara Water Leak Sensor T1 is IP67 and runs on a CR2032 cell. The Fibaro Flood Sensor (Z-Wave) has no published rating but can take optional wired power, with its CR123A battery lasting about 2 years.

Which one to buy if

Aqara

Aqara Water Leak Sensor T1

Prime exclusive deal
€20.99
Buy on Amazon GermanyCheck price
  • + Price: €20.99
  • + Rating: 4.4
  • + Integrations: Google Home, 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

What owners say

Fibaro Flood Sensor (Z-Wave) owners describe quick pairing once a Z-Wave hub is in place and reliable readings afterwards. They value the temperature sensor as a way to catch freeze risk near pipes with the same device, and single out the tilt sensor and tamper alerts as an extra layer. Battery life gets favourable mentions, and owners who wire in the optional 12 or 24 V supply like keeping the battery purely as backup. On the downside, a few found their platform misidentified the sensor or needed extra configuration, some wished a probe cable were in the box, and a small number received units with scratches or batteries that arrived low.

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

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

Loading price history...

Frequently Asked Questions

Which is better: Aqara Water Leak Sensor T1 or Fibaro Flood Sensor (Z-Wave)?

The Fibaro Flood Sensor (Z-Wave) for most buyers who run Z-Wave: it adds a siren, a light, temperature and freeze alerts, tilt sensing and tamper alerts. The Aqara Water Leak Sensor T1 wins on platform reach and on its IP67 sealing.

What is the biggest difference between the Aqara Water Leak Sensor T1 and the Fibaro Flood Sensor (Z-Wave)?

The radio and what the sensor does on its own. The Aqara Water Leak Sensor T1 is a Zigbee leak-only puck that alerts through a hub, while the Fibaro Flood Sensor (Z-Wave) is a Z-Wave sensor with its own siren and light plus temperature and tilt sensing.

Does the Fibaro water sensor need a hub?

Yes. The Fibaro Flood Sensor (Z-Wave) needs a Z-Wave hub, and works with SmartThings and Home Assistant. The Aqara Water Leak Sensor T1 needs a Zigbee hub instead.

Which one warns about freezing pipes?

The Fibaro Flood Sensor (Z-Wave). It sends temperature and freeze alerts, while the Aqara Water Leak Sensor T1 has no temperature sensor.

Who should buy the Aqara Water Leak Sensor T1?

Zigbee and Aqara households that want a small IP67 puck reaching Google Home, Apple Home, Matter, SmartThings and Home Assistant.

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

Z-Wave households that want a local siren and light, freeze warnings and tamper alerts, with the option of wired power.

Full comparison table

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