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Water Leak Sensors · Head to head

Arlo All-in-One Sensor vs Fibaro Flood Sensor (Z-Wave)

Full Smart Water Leak Sensors comparison in 2026

Updated September 2026
Data from Amazon and official Arlo and Fibaro sites.
2026 verdict
Fibaro Flood Sensor (Z-Wave)
Winner
Fibaro Flood Sensor (Z-Wave)
$62.04
Buy on Amazon USACheck price
The Fibaro Flood Sensor (Z-Wave) comes out on top against the Arlo All-in-One Sensor for this water leak sensor comparison, carrying a higher owner rating and adding both an on-device alert sound and light plus tamper alerts, none of which the Arlo sensor supports. The Arlo All-in-One Sensor answers with a lower price and a wider integrations list through Google Home and Alexa, since the Fibaro sensor has no direct connection to either and instead relies on a Z-Wave hub. Both sensors combine water-leak detection with temperature and tilt sensing in a single unit. For buyers running a Z-Wave hub or Home Assistant who want a local alarm and tamper detection, the Fibaro Flood Sensor (Z-Wave) is the stronger pick, while Google Home or Alexa households wanting a cheaper multi-sensor should choose the Arlo All-in-One Sensor.
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FeatureArlo All-in-One SensorFibaro Flood Sensor (Z-Wave)Winner
Price$27.90$62.04Arlo All-in-One Sensor
Rating4.04.3Fibaro Flood Sensor (Z-Wave)
IntegrationsGoogle Home, Alexa, Samsung SmartThingsSamsung SmartThings, Home AssistantArlo All-in-One Sensor
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature 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
Weather ResistanceNONOTie
ConnectivityOtherZ-WaveTie
SensorsWater Leak, Temperature, TiltWater Leak, Temperature, TiltTie
Arlo

Arlo All-in-One Sensor

7% OFF
$27.90
$29.99
Buy on Amazon USACheck price
  • + Price: $27.90
  • + Integrations: Google Home, Alexa, Samsung SmartThings
  • - Rating: 4.0 vs 4.3
  • - Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts vs Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper Alerts
Winner
Fibaro

Fibaro Flood Sensor (Z-Wave)

$62.04
Buy on Amazon USACheck price
  • + Rating: 4.3
  • + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Tamper Alerts
  • + On Device Alert Sound: YES
  • - Price: $62.04 vs $27.90
  • - Integrations: Samsung SmartThings, Home Assistant vs Google Home, Alexa, Samsung SmartThings

Frequently Asked Questions

Which is the better water leak sensor, the Arlo All-in-One Sensor or the Fibaro Flood Sensor (Z-Wave)?

The Fibaro Flood Sensor (Z-Wave) wins overall, with a higher rating and an on-device alarm plus tamper alerts. The Arlo All-in-One Sensor remains the cheaper option with Google Home and Alexa support.

What is the biggest difference between the Arlo All-in-One Sensor and the Fibaro Flood Sensor (Z-Wave)?

Hub dependency and alerting. The Fibaro Flood Sensor (Z-Wave) needs a Z-Wave hub and has no direct Google Home or Alexa link, but adds a local alarm and tamper alerts. The Arlo All-in-One Sensor works through the Arlo Security System and integrates natively with Google Home and Alexa.

Which sensor detects tampering?

The Fibaro Flood Sensor (Z-Wave) does, through its tilt sensor and tamper alerts. The Arlo All-in-One Sensor has no confirmed tamper-alert support.

Does either sensor have a local alarm?

The Fibaro Flood Sensor (Z-Wave) does, with an on-device alert sound and light. The Arlo All-in-One Sensor has neither.

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

Z-Wave hub or Home Assistant users who want the higher-rated sensor with a local alarm and tamper detection.

Who should buy the Arlo All-in-One Sensor?

Buyers who want the cheaper option with native Google Home and Alexa support rather than a Z-Wave hub.

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