Winner
Updated October 2026
Data from the official Aeotec and Moen sites.
2026 verdict
A Z-Wave home should take the Aeotec Water Sensor 7 Pro: it bundles a probe cable, runs about three years on its battery and integrates cleanly with Home Assistant and Samsung SmartThings.
The Moen Smart Leak Detector is the tougher, more self-contained option, with an IP67 body, direct 2.4 GHz Wi-Fi and its own buzzer and light, but it has no tilt sensing and no Z-Wave automation. Choose the Aeotec for a hub-based setup and the Moen when you want Wi-Fi without a hub and a sensor rated for wet places.
vs
$54.72
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| Feature | Aeotec Water Sensor 7 Pro | Moen Smart Leak Detector | Winner |
|---|---|---|---|
| Price | $29.99 | $54.72 | Aeotec Water Sensor 7 Pro |
| Rating | 4.1 | 3.3 | Aeotec Water Sensor 7 Pro |
| Weather Resistance | IP20 | IP67 | Moen Smart Leak Detector |
| Battery Life | 3 years | 2 years | Aeotec Water Sensor 7 Pro |
| Integrations | Samsung SmartThings, Home Assistant | Home Assistant | Aeotec Water Sensor 7 Pro |
| On Device Alert Sound | NO | YES | Moen Smart Leak Detector |
| On Device Alert Light | NO | YES | Moen Smart Leak Detector |
| Warranty | 1 year | 1 year | Tie |
| Connectivity | Z-Wave | 2.4 GHz WiFi | Tie |
| Sensors | Water Leak, Temperature | Water Leak, Temperature | Tie |
| Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts | Tie |
What the differences mean
Hub
The Aeotec Water Sensor 7 Pro is Z-Wave only and needs a compatible hub. The Moen Smart Leak Detector joins 2.4 GHz Wi-Fi directly.
Probe
The Aeotec Water Sensor 7 Pro includes a sensor cable for tight, hard-to-reach spots. The Moen Smart Leak Detector uses a 48-inch remote disc that reaches a single point such as a sump pit.
Local alert
The Moen Smart Leak Detector has a buzzer and an alert light. The Aeotec Water Sensor 7 Pro has neither, so all alerts route through the hub or app.
Weather rating
The Moen Smart Leak Detector is IP67 rated. The Aeotec Water Sensor 7 Pro is IP20, which offers no protection against immersion, so it must stay dry.
Sensors
The Aeotec Water Sensor 7 Pro senses water and temperature. The Moen Smart Leak Detector adds humidity tracking and freeze alerts on top of water and temperature.
Battery
The Aeotec Water Sensor 7 Pro runs about three years on an ER14250. The Moen Smart Leak Detector uses a CR123A rated for about two years.
Which one to buy if
- you run Home Assistant or another Z-Wave hub
The Aeotec Water Sensor 7 Pro pairs into the controller you already have for local automation.
- you want no hub at all
The Moen Smart Leak Detector reports over Wi-Fi on its own.
- you want a siren and light at the leak
The Moen Smart Leak Detector has both on the device; the Aeotec has neither.
- the sensor may get splashed
The Moen Smart Leak Detector is IP67 rated against the IP20 of the Aeotec Water Sensor 7 Pro.
- you want a probe for a hard-to-reach pipe
The Aeotec Water Sensor 7 Pro includes a sensor cable for tight spaces.
Winner
$29.99
- + Price: $29.99
- + Rating: 4.1
- + Battery Life: 3 years
- - Weather Resistance: IP20 vs IP67
- - On Device Alert Sound: NO vs YES
$54.72
- + Weather Resistance: IP67
- + On Device Alert Sound: YES
- + On Device Alert Light: YES
- - Price: $54.72 vs $29.99
- - Rating: 3.3 vs 4.1
What owners say
Owners of both sensors report sensitive, reliable leak detection after they are paired. Aeotec Water Sensor 7 Pro owners praise the probe-and-cable design for tight spots, the bundle of temperature and freeze alerts, and smooth Home Assistant and SmartThings automation, and several note the battery rarely needs attention; the main friction is a fiddly pairing sequence on some hubs that can need a reset. Moen Smart Leak Detector owners value the remote sensing disc, the temperature and humidity readout and the hub-free Wi-Fi, but many describe a difficult app setup and a battery that arrived partly drained. Both groups treat careful placement at the water source as the key to catching a leak.
Frequently Asked Questions
Which is better overall: Aeotec Water Sensor 7 Pro or Moen Smart Leak Detector?
For a Z-Wave or Home Assistant home, the Aeotec Water Sensor 7 Pro, with its probe cable, long battery and deep automation hooks. For a hub-free install in a damp spot, the Moen Smart Leak Detector, with its IP67 body, remote disc and on-device buzzer and light.
Does the Aeotec Water Sensor 7 Pro need a hub?
Yes. The Aeotec Water Sensor 7 Pro communicates only over Z-Wave and needs a hub, while the Moen Smart Leak Detector joins 2.4 GHz Wi-Fi directly.
Do these sensors detect temperature and freezing?
Both sense temperature. The Aeotec Water Sensor 7 Pro sends temperature and freeze alerts, and the Moen Smart Leak Detector adds humidity tracking and freeze alerts as well.
Can the Aeotec Water Sensor 7 Pro and the Moen Smart Leak Detector get wet?
The Moen Smart Leak Detector is IP67 rated and handles splashes and shallow water. The Aeotec Water Sensor 7 Pro is IP20, with no protection against immersion, so it should stay dry.
Who should buy the Aeotec Water Sensor 7 Pro?
Home Assistant and SmartThings users on Z-Wave who want a probe-based sensor with temperature and freeze alerts and a battery that lasts about three years.
Who should buy the Moen Smart Leak Detector?
Buyers who want no hub, a sensor rated for damp places, a 48-inch remote disc, and a local buzzer and light in the same device.
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Compare all 34 Water Leak Sensors side by side
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