25% OFF
$14.95
$19.95
Updated November 2026
Data from the official Centralite and X-Sense sites.
2026 verdict
Backed by a 5 year warranty and a 110 dB alarm on the sensor, the X-Sense Wi-Fi Water Leak Detector is the better water leak sensor of this pair for a home without a Zigbee hub.
It is the lower priced and better rated of the two, sealed to IP66, rated for 3 years on two AAA batteries, and it reaches the X-Sense app through its SBS50 base station, with Home Assistant available through a community integration. The Centralite 3-Series Water Sensor is a silent Zigbee sensor for SmartThings and Home Assistant that adds what the X-Sense lacks: a temperature sensor, temperature and freeze alerts, and automations on your hub. Neither works with Alexa, Google Home or Apple Home. Choose the X-Sense Wi-Fi Water Leak Detector for a loud, dependable standalone alarm, and the Centralite 3-Series Water Sensor if your SmartThings hub should also watch for cold pipes.
Works with
Connectivity
vs
Winner
25% OFF
Prime exclusive deal$11.99
$15.99
Join Prime to buy it at $11.99
Works with
News by email
Still comparing? Get what's new by email
New releases and the smart home news worth knowing, in your inbox.
No spam. Unsubscribe in one click.
| Feature | Centralite 3-Series Water Sensor | X-Sense Wi-Fi Water Leak Detector | Winner |
|---|---|---|---|
| Price | $14.95 | $11.99 | X-Sense Wi-Fi Water Leak Detector |
| Rating | 3.8 | 4.5 | X-Sense Wi-Fi Water Leak Detector |
| Warranty | 1 year | 5 years | X-Sense Wi-Fi Water Leak Detector |
| Integrations | Samsung SmartThings, Home Assistant | Home Assistant | Centralite 3-Series Water Sensor |
| Sensors | Water Leak, Temperature | Water Leak | Centralite 3-Series Water Sensor |
| Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery Alerts | Water Leak Alerts, Low Battery Alerts | Centralite 3-Series Water Sensor |
| On Device Alert Sound | NO | YES | X-Sense Wi-Fi Water Leak Detector |
| Battery Life | 3 years | 3 years | Tie |
| Connectivity | Zigbee | Other | Tie |
| On Device Alert Light | NO | NO | Tie |
What the differences mean
Local alarm
The X-Sense Wi-Fi Water Leak Detector sounds 110 dB on the sensor, and its base station adds another alarm. The Centralite 3-Series Water Sensor has no sound or light, so a warning only arrives through your hub.
Connection
The X-Sense links over a long range sub-1 GHz radio to its SBS50 base station, which carries the Wi-Fi connection. The Centralite 3-Series Water Sensor is Zigbee and needs a Zigbee hub on SmartThings or Home Assistant.
Smart home and automations
The Centralite 3-Series Water Sensor works with SmartThings and Home Assistant and supports automations, such as closing a valve. The X-Sense stays in its own app with no automations, reaching Home Assistant only through a community integration.
Temperature
Only the Centralite 3-Series Water Sensor measures temperature, with temperature and freeze alerts. The X-Sense Wi-Fi Water Leak Detector reports water and low battery only.
Warranty and battery
X-Sense backs its detector with a 5 year warranty against 1 year for Centralite. Both are rated for 3 years on their batteries, but Centralite owners report much shorter real life.
Which one to buy if
- you have no smart home hub
The X-Sense Wi-Fi Water Leak Detector works with its own base station and app.
- your home runs on SmartThings with a Zigbee hub
The Centralite 3-Series Water Sensor pairs natively and can drive automations there.
- you want a warning before pipes freeze
Only the Centralite 3-Series Water Sensor has a temperature sensor and freeze alerts.
- you want a long warranty and a loud alarm
The X-Sense carries a 5 year warranty and a 110 dB alarm on the sensor.
25% OFF
$14.95
$19.95
- + Integrations: Samsung SmartThings, Home Assistant
- + Sensors: Water Leak, Temperature
- + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery Alerts
- - Price: $14.95 vs $11.99
- - Rating: 3.8 vs 4.5
Winner
25% OFF
Prime exclusive deal$11.99
$15.99
- + Price: $11.99
- + Rating: 4.5
- + Warranty: 5 years
- - Integrations: Home Assistant vs Samsung SmartThings, Home Assistant
- - Sensors: Water Leak vs Water Leak, Temperature
What owners say
Owners of both sensors credit them with catching sump pump failures and appliance leaks before the damage spread, and both groups call setup easy. They split on reliability and what they get beyond the alert. X-Sense Wi-Fi Water Leak Detector owners describe an alarm loud enough to hear elsewhere in the house, a slim IP66 puck that fits behind a toilet, and low battery warnings in the app, with the only recurring gripe being a tiny printed manual for the base station. Centralite 3-Series Water Sensor owners like pairing it with SmartThings and value the temperature reading next to the leak alert, but many report CR2 batteries draining within months, dropped connections as the battery fades, and some had to re-pair it after a swap.
Frequently Asked Questions
Which is better overall: Centralite 3-Series Water Sensor or X-Sense Wi-Fi Water Leak Detector?
The X-Sense Wi-Fi Water Leak Detector for most homes. It is the lower priced and better rated of the two, has a 110 dB alarm, IP66 sealing and a 5 year warranty. The Centralite 3-Series Water Sensor is the pick for SmartThings or Zigbee homes that want temperature and freeze alerts.
Does the X-Sense Wi-Fi Water Leak Detector need a base station?
Yes. The X-Sense Wi-Fi Water Leak Detector links to the X-Sense SBS50 base station, which connects to 2.4 GHz Wi-Fi. The Centralite 3-Series Water Sensor needs a Zigbee hub instead.
Does the Centralite 3-Series Water Sensor work with SmartThings?
Yes. The Centralite 3-Series Water Sensor pairs with SmartThings and Home Assistant through a Zigbee hub and sends leak, temperature and freeze alerts.
Do they work with Alexa or Google Home?
No. Neither the Centralite 3-Series Water Sensor nor the X-Sense Wi-Fi Water Leak Detector works with Alexa, Google Home, Apple Home or Matter.
Who should buy the Centralite 3-Series Water Sensor?
SmartThings and Home Assistant users with a Zigbee hub who want a small leak sensor that also reports temperature and can trigger automations.
Who should buy the X-Sense Wi-Fi Water Leak Detector?
Anyone who wants a loud, IP66 sealed leak alarm with app alerts and a 5 year warranty, and does not need it tied into a smart home platform.
Spotted something wrong on this page? Tell us and we will fix it.
Our store on AmazonShop our ideas on AmazonLists of the smart home setups we would put together ourselves, ready to add to your Amazon cart.Shop on AmazonFull comparison table
Compare all 34 Water Leak Sensors side by side
You are looking at two of them. The full table lines up all Water Leak Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 34 Water Leak Sensors
- 37 specs compared
- 34 filters
- Water Leak Sensors
Water Leak Sensor 4
- Water Leak Sensors
Water Leak Sensor 1
- Water Leak Sensors
Tapo T300
- Water Leak Sensors
Water Guard
- Water Leak Sensors
Water Leak Sensor
- Water Leak Sensors
Water and Freeze Sensor
- Water Leak Sensors
Flood S Gen4
- Water Leak Sensors
Water Leak Detector 2
- Water Leak Sensors
Water Leak Detector (Sensor Cable Edition)
- Water Leak Sensors
Water Leak Detector
- Water Leak Sensors
Zigbee Water Leak Sensor
- Water Leak Sensors
Water Leak Sensor T1
- Water Leak Sensors
Flood Sensor (Z-Wave)
- Water Leak Sensors
Flood & Freeze Sensor E20
- Water Leak Sensors
Water Leak Sensor
- Water Leak Sensors
Water Sensor Alarm
- Water Leak Sensors
Smart Water Leakage Sensor
- Water Leak Sensors
Flood Sensor (HomeKit)
- Water Leak Sensors
Water Leak Sensor
- Water Leak Sensors
Flood Gen4
- Air Quality Monitors
XR0A-iR Wi-Fi Radon Detector
- Hubs
SBS50 Base Station
- Motion Sensors
Solar Outdoor Spotlight - Motion-Sensor
- Smoke & CO Detectors
SC07-MR Smart Smoke & CO Alarm
- Smoke & CO Detectors
SD19-MN Interconnected Smart Smoke Alarm
- Smoke & CO Detectors
Wi-Fi CO Alarm
- Smoke & CO Detectors
Wi-Fi Smoke Alarm
- Smoke & CO Detectors
WiFi Smoke & CO Detector
- Smoke & CO Detectors
XC0M-iR Smart Carbon Monoxide Alarm with Voice Alerts
- Smoke & CO Detectors
XP0J-iA Smart Hardwired Smoke & CO Alarm
- Temperature & Humidity Sensors
Smart WiFi Indoor Thermometer
- Temperature & Humidity Sensors
STH0B Smart Thermometer Hygrometer
- Water Leak Sensors
2-in-1 Wi-Fi Water Leak & Freeze Detector