Winner
$54.72
Updated November 2026
Data from the official Moen and X-Sense sites.
2026 verdict
The Moen Smart Leak Detector is the more capable leak sensor in this pairing, even though it costs more.
It reports temperature and humidity as well as water, warns before pipes freeze, and ships with a sensing cable that reaches a sump pit or the back of an appliance, plus a local alarm and a blinking light. The X-Sense Wi-Fi Water Leak Detector is the cheaper, better reviewed option, backed by a five-year warranty and up to three years on its AAA batteries, and its six probes catch drips from above as well as pooling water. Both keep alerts in their own app, and the X-Sense Wi-Fi Water Leak Detector needs the X-Sense base station while the Moen joins Wi-Fi directly. Choose the Moen Smart Leak Detector for temperature and freeze monitoring in a hard-to-reach spot, and the X-Sense Wi-Fi Water Leak Detector for affordable, well-backed water detection.
Works with
Connectivity
- Wi-Fi 2.4 GHz
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$11.39
$15.99
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The biggest differences
Where these two are furthest apart, and by how much.
- Warranty5×X-Sense Wi-Fi Water Leak Detector5 years vs 1 year
- Battery Life+50%X-Sense Wi-Fi Water Leak Detector3 years vs 2 years
| Feature | Moen Smart Leak Detector | X-Sense Wi-Fi Water Leak Detector | Winner |
|---|---|---|---|
| Price | $54.72 | $11.39 | X-Sense Wi-Fi Water Leak Detector |
| Rating | 3.3 | 4.5 | X-Sense Wi-Fi Water Leak Detector |
| Warranty | 1 year | 5 years | X-Sense Wi-Fi Water Leak Detector |
| Weather Resistance | IP67 | IP66 | Moen Smart Leak Detector |
| Battery Life | 2 years | 3 years | X-Sense Wi-Fi Water Leak Detector |
| Sensors | Water Leak, Temperature | Water Leak | Moen Smart Leak Detector |
| Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts | Water Leak Alerts, Low Battery Alerts | Moen Smart Leak Detector |
| On Device Alert Light | YES | NO | Moen Smart Leak Detector |
| Connectivity | 2.4 GHz WiFi | Other | Tie |
| Integrations | Home Assistant | Home Assistant | Tie |
| On Device Alert Sound | YES | YES | Tie |
What the differences mean
Reaching the leak point
The Moen Smart Leak Detector ships with a sensing disc on a cable that extends up to 48 inches, so the body can sit somewhere reachable while the probe waits in a sump pit. The X-Sense Wi-Fi Water Leak Detector detects only where its own probe-covered body sits, with no cable included.
Temperature and humidity
The Moen Smart Leak Detector also reads temperature and humidity and can warn before pipes freeze, so it doubles as a cold-weather watch. The X-Sense Wi-Fi Water Leak Detector senses water only, with no temperature reading and no freeze alert.
Hub versus direct Wi-Fi
The Moen Smart Leak Detector joins 2.4 GHz Wi-Fi on its own, needing no base station or bridge. The X-Sense Wi-Fi Water Leak Detector requires the X-Sense base station, which carries the Wi-Fi connection and adds its own loud alarm.
Probes and drips from above
The X-Sense Wi-Fi Water Leak Detector has four probes on its base and two on top, so it catches water pooling underneath and drips falling from a fixture overhead. The Moen Smart Leak Detector focuses on its contacts and its cable, with no top-facing probes.
Warranty and battery
The X-Sense Wi-Fi Water Leak Detector is covered for five years with AAA batteries rated for up to three years. The Moen Smart Leak Detector carries a one-year warranty and a CR123A rated for about two years, so the X-Sense is the longer-backed of the two.
Which one to buy if
- you want to monitor temperature and humidity as well as leaks
The Moen Smart Leak Detector reads both and warns before pipes freeze, which the X-Sense does not.
- you need to reach a sump pit or the back of an appliance
The Moen Smart Leak Detector includes a 48-inch sensing cable so the probe can go where the body cannot.
- you want the cheapest well-backed detector
The X-Sense Wi-Fi Water Leak Detector costs less, is better reviewed and carries a five-year warranty.
- you want to catch a drip falling from above
The X-Sense Wi-Fi Water Leak Detector has two top-facing probes in addition to its four base probes.
- you do not want another base station to power
The Moen Smart Leak Detector joins Wi-Fi directly, while the X-Sense needs its own base station.
Winner
$54.72
- + Weather Resistance: IP67
- + Sensors: Water Leak, Temperature
- + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts
- - Price: $54.72 vs $11.39
- - Rating: 3.3 vs 4.5
29% OFF
$11.39
$15.99
- + Price: $11.39
- + Rating: 4.5
- + Warranty: 5 years
- - Weather Resistance: IP66 vs IP67
- - Sensors: Water Leak vs Water Leak, Temperature
What owners say
Owners of both detectors describe the same core success: a leak near a water heater or sump pump is caught before it spreads, and the alert reaches the phone. Moen Smart Leak Detector owners value the temperature and humidity readout and the sensing cable that lets the body stay somewhere accessible, and their dominant complaint is setup, with pairing loops, missing steps and units arriving with a partly drained battery. X-Sense Wi-Fi Water Leak Detector owners are a calmer group: they call activation easy, praise the loud base station alarm and the slim six-probe design, and say the detector has already paid for itself the first time it sounded.
Frequently Asked Questions
Which is better, the Moen Smart Leak Detector or the X-Sense Wi-Fi Water Leak Detector?
The Moen Smart Leak Detector if you want temperature and humidity sensing, freeze alerts and a cable that reaches a hard-to-reach leak point. The X-Sense Wi-Fi Water Leak Detector is cheaper, better reviewed and longer warranted, and its six probes catch drips from above as well as below.
What is the biggest difference between the Moen Smart Leak Detector and the X-Sense Wi-Fi Water Leak Detector?
The extra sensing and the hub. The Moen Smart Leak Detector reads temperature and humidity, warns of freezing and joins Wi-Fi directly, while the X-Sense Wi-Fi Water Leak Detector needs its base station and senses water alone, though it adds top probes for overhead drips.
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 base station, which carries the Wi-Fi connection and contributes its own alarm, so it is not a sensor that works entirely on its own.
Can the X-Sense Wi-Fi Water Leak Detector detect drips from above?
Yes. The X-Sense Wi-Fi Water Leak Detector has four probes on its base for pooling water and two on top, so it can also catch a drip falling from a leaking pipe or fixture overhead.
Who should buy the Moen Smart Leak Detector?
A homeowner protecting a sump pit, crawl space or utility room who wants leak alerts plus temperature and humidity, and who is ready to work through a fiddly initial setup to get there.
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