Water Leak Sensors · Head to head

Aqara Water Leak Sensor vs Fibaro Flood Sensor (HomeKit)

Full Smart Water Leak Sensors comparison in 2026

Updated June 2026
Data from Amazon and official Aqara and Fibaro sites.
2026 verdict
If the house runs on Apple Home, the Fibaro Flood Sensor (HomeKit) is the more complete leak sensor of this pair.
Fibaro Flood Sensor (HomeKit)
Winner
Fibaro Flood Sensor (HomeKit)

Last recorded priceJan 1, 2026$43.28

Currently unavailable on Amazon USA
See on Amazon USA
It pairs natively over Bluetooth without a bridge, and it watches more than water: a temperature sensor, freeze alerts and a tilt sensor that doubles as tamper detection, plus both a local sounder and a light the Aqara Water Leak Sensor does not have. The Aqara Water Leak Sensor is the cheaper, better reviewed option, carries an IP67 shell and reaches HomeKit, SmartThings and Matter through an Aqara hub, but it senses water alone and stays silent itself. The Fibaro Flood Sensor (HomeKit) does depend on an Apple TV, HomePod or iPad nearby for its Bluetooth link. Choose the Fibaro Flood Sensor (HomeKit) for an Apple-centric home that wants leak, freeze and tamper cover in one puck, and the Aqara Water Leak Sensor for a budget Zigbee setup with more than one ecosystem.
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FeatureAqara Water Leak SensorFibaro Flood Sensor (HomeKit)Winner
Rating4.24.1Aqara Water Leak Sensor
IntegrationsApple HomeKit, Samsung SmartThings, Home Assistant, MatterApple HomeKit, Home AssistantAqara Water Leak Sensor
SensorsWater LeakWater Leak, Temperature, TiltFibaro Flood Sensor (HomeKit)
AlertsWater Leak Alerts, Low Battery AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper AlertsFibaro Flood Sensor (HomeKit)
On Device Alert SoundNOYESFibaro Flood Sensor (HomeKit)
On Device Alert LightNOYESFibaro Flood Sensor (HomeKit)
Warranty1 year1 yearTie
Battery Life2 years2 yearsTie
ConnectivityZigbeeBluetoothTie

What the differences mean

Radio and hub

The Fibaro Flood Sensor (HomeKit) connects over Bluetooth to an Apple TV, HomePod or iPad acting as a HomeKit hub, so it fits an Apple home with no extra bridge. The Aqara Water Leak Sensor uses Zigbee and needs a coordinator, and an Aqara hub specifically for Apple Home, SmartThings or Matter.

What it senses

The Fibaro Flood Sensor (HomeKit) detects water, temperature and tilt, so a single puck reports leaks, freeze risk and tampering. The Aqara Water Leak Sensor detects water only, with no temperature, freeze or tilt sensing, which is the clearest reason to spend more for the Fibaro.

Local alerts

The Fibaro Flood Sensor (HomeKit) has an on-device sound and light that fire the moment its contacts get wet, useful overnight or when the phone is elsewhere. The Aqara Water Leak Sensor has neither, so its warning depends entirely on the hub and any automation you build around it.

Water rating

The Aqara Water Leak Sensor is IP67 rated and can be submerged, so a real flood will not kill the device that reported it. The Fibaro Flood Sensor (HomeKit) has no published weather-resistance rating, so it is best kept indoors and away from standing water.

Backup power

The Fibaro Flood Sensor (HomeKit) can be wired to an external low-voltage supply so its battery becomes a backup, while the Aqara Water Leak Sensor runs only on its CR2032. In a spot with power available, the Fibaro can go effectively maintenance-free for longer.

Which one to buy if

Aqara

Aqara Water Leak Sensor

Prime exclusive deal
$18.99

Last recorded price

Buy on Amazon USA
  • + Rating: 4.2
  • + Integrations: 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
Winner
Fibaro

Fibaro Flood Sensor (HomeKit)

Prime exclusive deal

Last recorded priceJan 1, 2026$43.28

Currently unavailable on Amazon USA
See on Amazon USA
  • + Sensors: Water Leak, Temperature, Tilt
  • + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper Alerts
  • + On Device Alert Sound: YES
  • - Rating: 4.1 vs 4.2
  • - Integrations: Apple HomeKit, Home Assistant vs Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

What owners say

Owners of both sensors describe catching a real leak early, and both groups say the device mostly disappears into the routine once placed. Aqara Water Leak Sensor owners emphasise the tiny footprint and long CR2032 life, and they are quick to note that a hub is required and that non-Aqara Zigbee coordinators can behave inconsistently. Fibaro Flood Sensor (HomeKit) owners value the combined water, temperature and tilt sensing and the loud on-device alert, but several warn that Bluetooth range to a HomeKit hub is the weak point, with larger homes needing an extra Apple TV and a few sensors dropping offline until reset.

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
  • Fibaro Flood Sensor (HomeKit)

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Frequently Asked Questions

Which is better, the Aqara Water Leak Sensor or the Fibaro Flood Sensor (HomeKit)?

The Fibaro Flood Sensor (HomeKit) for feature depth, especially in an Apple home. It detects water, temperature and tilt, has a local alarm and light, and pairs with no extra bridge. The Aqara Water Leak Sensor is cheaper, IP67 rated and better reviewed, but it senses water only and stays silent.

What is the biggest difference between the Aqara Water Leak Sensor and the Fibaro Flood Sensor (HomeKit)?

What each one detects and how it connects. The Fibaro Flood Sensor (HomeKit) uses Bluetooth to a HomeKit hub and senses water, temperature and tilt, while the Aqara Water Leak Sensor uses a Zigbee hub and detects water alone.

Does the Fibaro Flood Sensor (HomeKit) need a separate hub?

It needs an Apple HomeKit hub, meaning an Apple TV, HomePod or iPad set up as a home hub, because it connects over Bluetooth. It does not require a Zigbee or Z-Wave bridge.

Does the Aqara Water Leak Sensor work with Apple Home or Matter?

Yes, but only through an Aqara hub. The Aqara Water Leak Sensor reaches Apple Home, SmartThings and Matter via that hub, and it works directly in Home Assistant.

Who should buy the Fibaro Flood Sensor (HomeKit)?

An Apple Home household that wants a compact sensor reporting leaks, freeze risk and tampering, with an audible local alarm. Anyone in a large house should first check that a HomeKit hub sits within Bluetooth range.

Full comparison table

Compare all 34 Water Leak Sensors side by side

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