Water Leak Sensors · Head to head

Moen Smart Leak Detector vs YoLink Water Leak Sensor 4

Full Smart Water Leak Sensors comparison in 2026

Updated October 2026
Data from Amazon and official Moen and YoLink sites.
2026 verdict
One spec, a slightly tougher seal, is all the Moen Smart Leak Detector wins here; the YoLink Water Leak Sensor 4 takes price, rating, warranty and battery life instead.
YoLink Water Leak Sensor 4
Winner
YoLink Water Leak Sensor 4
$17.09$23.9929% OFF

Last recorded price

Buy on Amazon USA
It is a hub-based LoRa sensor that also flags low temperatures, with a local siren and light. The Moen Smart Leak Detector only takes IP67 weather resistance, keeping hub-free Wi-Fi, a sensing cable and a temperature sensor of its own. Pick the YoLink Water Leak Sensor 4 for long-range freeze-and-leak coverage; pick the Moen Smart Leak Detector if you refuse a YoLink hub and want a tougher IP67 Wi-Fi body.
Moen Smart Leak Detector
Moen

Moen Smart Leak Detector

Prime exclusive deal
$54.72

Last recorded price

Buy on Amazon USA

Also sold in packs

  • Pack of 2$109.44$54.72 per unitBuy
vs
Winner
YoLink Water Leak Sensor 4
YoLink
#1 Best Seller in Water Leak Sensors

YoLink Water Leak Sensor 4

29% OFF
Prime exclusive deal
$17.09
$23.99
12% above its lowest price of the last 6 months ($15.29)

Last recorded price

Buy on Amazon USA

Also sold in packs

  • Pack of 39% OFF$49.99$54.99$16.66 per unitBuy
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FeatureMoen Smart Leak DetectorYoLink Water Leak Sensor 4Winner
Price$54.72$17.09YoLink Water Leak Sensor 4
Rating3.34.8YoLink Water Leak Sensor 4
Warranty1 year2 yearsYoLink Water Leak Sensor 4
Weather ResistanceIP67IP66Moen Smart Leak Detector
Battery Life2 years5 yearsYoLink Water Leak Sensor 4
Connectivity2.4 GHz WiFiOtherTie
IntegrationsHome AssistantHome AssistantTie
SensorsWater Leak, TemperatureWater Leak, TemperatureTie
AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature AlertsWater Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery AlertsTie
On Device Alert SoundYESYESTie
On Device Alert LightYESYESTie

What the differences mean

Hub requirement

The Moen Smart Leak Detector joins 2.4 GHz WiFi directly with no hub; the YoLink Water Leak Sensor 4 needs its own YoLink hub over LoRa.

Sensor cable

The Moen Smart Leak Detector ships with a 48-inch remote sensing cable for hard-to-reach spots; the YoLink Water Leak Sensor 4 has no cable and senses water at the unit itself.

Battery life

The YoLink Water Leak Sensor 4 is rated for 5 years against 2 years on the Moen Smart Leak Detector.

Weather sealing

Both carry a similar rating, IP67 on the Moen Smart Leak Detector and IP66 on the YoLink Water Leak Sensor 4, not a gap worth deciding a purchase on.

Which one to buy if

What owners say

Owners of both sensors report the core detection catching real leaks. Moen Smart Leak Detector owners credit it with catching leaks near sump pumps, water softeners and washing machine hoses, and like the built-in temperature and humidity display as a bonus. YoLink Water Leak Sensor 4 owners repeatedly praise its LoRa range and 105 dB siren for catching a leak in a garage or basement where other sensors would drop off. Moen Smart Leak Detector owners are the ones who run into setup trouble, several describing missing pairing instructions, an app that loops, or a battery that arrived already partly drained. YoLink Water Leak Sensor 4 owners mention the companion app's options taking a moment to learn at first.

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.

  • Moen Smart Leak Detector
  • YoLink Water Leak Sensor 4

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Frequently Asked Questions

Which is better overall: Moen Smart Leak Detector or YoLink Water Leak Sensor 4?

The YoLink Water Leak Sensor 4 is the better overall water leak sensor. It wins on price, rating, warranty and battery life. The Moen Smart Leak Detector wins on weather resistance.

Does the YoLink Water Leak Sensor 4 detect freeze risk?

Yes. It includes low-temperature alerts plus a local siren and light. The Moen Smart Leak Detector also sends freeze-temperature alerts, over 2.4 GHz WiFi instead of LoRa.

Does the YoLink Water Leak Sensor 4 need a hub?

Yes. It uses LoRa and requires a YoLink hub. The Moen Smart Leak Detector joins 2.4 GHz WiFi directly, with no hub.

What is the remote sensing cable on the Moen Smart Leak Detector for?

It extends up to 48 inches so the sensing point can reach a sump pit or a spot behind an appliance while the main unit sits somewhere accessible. The YoLink Water Leak Sensor 4 has no equivalent cable.

Who should buy the YoLink Water Leak Sensor 4?

Buyers who want long-range LoRa leak and low-temperature alerts with a 5-year battery, a 2-year warranty and a local siren.

Who should buy the Moen Smart Leak Detector?

Buyers who want hub-free WiFi leak and freeze alerts with a 48-inch sensing cable, and don't mind a fussier initial setup.

Full comparison table

Compare all 34 Water Leak Sensors side by side

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