Updated November 2026
Data from the official Meross and YoLink sites.
2026 verdict
YoLink Water Leak Sensor 4 beats Meross Smart Multi-Function Water Leak Sensor in 2026, with its clearest edge on warranty, battery life, and alerts.
It builds its lead on warranty, battery life, and alerts, then backs it up with a stronger showing on on device alert light. There is still a case for Meross Smart Multi-Function Water Leak Sensor, but mainly if price and integrations are what you value most. As a general recommendation, YoLink Water Leak Sensor 4 comes out on top.
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The biggest differences
Where these two are furthest apart, and by how much.
- Warranty2×YoLink Water Leak Sensor 42 years vs 1 year
- Battery Life+25%YoLink Water Leak Sensor 45 years vs 4 years
| Feature | Meross Smart Multi-Function Water Leak Sensor | YoLink Water Leak Sensor 4 | Winner |
|---|---|---|---|
| Price | $22.99 | €60.50 | Meross Smart Multi-Function Water Leak Sensor |
| Warranty | 1 year | 2 years | YoLink Water Leak Sensor 4 |
| Battery Life | 4 years | 5 years | YoLink Water Leak Sensor 4 |
| Integrations | Google Home, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Home Assistant | Meross Smart Multi-Function Water Leak Sensor |
| Alerts | Water Leak Alerts, Freeze Temperature Alerts | Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery Alerts | YoLink Water Leak Sensor 4 |
| On Device Alert Light | NO | YES | YoLink Water Leak Sensor 4 |
| Weather Resistance | IP66 | IP66 | Tie |
| Connectivity | Bluetooth | Other | Tie |
| Sensors | Water Leak, Temperature | Water Leak, Temperature | Tie |
| On Device Alert Sound | YES | YES | Tie |
$22.99
- + Price: $22.99
- + Integrations: Google Home, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Warranty: 1 year vs 2 years
- - Battery Life: 4 years vs 5 years
Winner
€60.50
- + Warranty: 2 years
- + Battery Life: 5 years
- + Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts, Low Battery Alerts
- - Price: €60.50 vs $22.99
- - Integrations: Home Assistant vs Google Home, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
Frequently Asked Questions
Which is better overall: Meross Smart Multi-Function Water Leak Sensor or YoLink Water Leak Sensor 4?
YoLink Water Leak Sensor 4 has the stronger overall profile in this comparison, especially for warranty, battery life, and alerts.
What is the biggest difference between Meross Smart Multi-Function Water Leak Sensor and YoLink Water Leak Sensor 4?
Price is one of the clearest differences: Meross Smart Multi-Function Water Leak Sensor lists $22.99, while YoLink Water Leak Sensor 4 lists €60.50.
Which one looks better on price?
Meross Smart Multi-Function Water Leak Sensor is listed at $22.99, while YoLink Water Leak Sensor 4 is listed at €60.50. Meross Smart Multi-Function Water Leak Sensor (better spec).
Who should buy Meross Smart Multi-Function Water Leak Sensor?
Choose Meross Smart Multi-Function Water Leak Sensor if your priority is price and integrations and that matters more than warranty.
Who should buy YoLink Water Leak Sensor 4?
Choose YoLink Water Leak Sensor 4 if your priority is warranty and battery life and that matters more than price.
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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
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Water Leak Sensor 1
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Tapo T300
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Water Guard
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Wi-Fi Water Leak Detector
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Water Leak Sensor
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Water and Freeze Sensor
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Flood S Gen4
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Water Leak Detector 2
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Water Leak Detector (Sensor Cable Edition)
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Water Leak Detector
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Zigbee Water Leak Sensor
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Water Leak Sensor T1
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Flood Sensor (Z-Wave)
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Flood & Freeze Sensor E20
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Water Leak Sensor
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Water Sensor Alarm
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Smart Water Leakage Sensor
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Flood Sensor (HomeKit)
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Water Leak Sensor
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Flood Gen4
- Buttons
Smart Multi-Function Button MS700
- Door & Window Sensors
Smart Door and Window Sensor
- Door & Window Sensors
Smart Multi-Function Door Sensor MS220H
- Energy Monitors
EM06P
- Energy Monitors
EM16P
- Garage Door Openers
MSG100 Smart Garage Door Opener
- Garage Door Openers
MSG150 Smart Garage Door Opener
- Hubs
Matter Smart Hub Pro MSH450P
- Hubs
Smart Wi-Fi Hub MSH400HK
- Hubs
Smart Wi-Fi Hub MSH450
- LED Bulbs
Smart Wi-Fi LED Bulb
- LED Bulbs
Smart Wi-Fi LED Bulb with Dimmable Light
- Plugs
Matter Smart Plug Mini
- Plugs
Outdoor Smart Plug (3 Sockets)
- Plugs
Outdoor Smart Plug
- Plugs
Smart Wi-Fi Plug
- Presence Sensors
Presence Sensor MS605
- Presence Sensors
Smart Presence Sensor
- Radiator Valves
Smart Thermostat Valve
- Radiator Valves
Thread Smart Thermostat Valve MTS155
- Cameras
Uno
- Door & Window Sensors
LoRa Smart Outdoor Contact Sensor
- Door & Window Sensors
Solar Outdoor Door Sensor
- Hubs
Hub
- Motion Sensors
Indoor Motion Sensor RT
- Motion Sensors
LoRa 1/4 Mile Motion Sensor
- Plugs
Mini Plug
- Plugs
Smart Outdoor Energy Plug
- Smoke & CO Detectors
Photoelectric Smoke Alarm
- Temperature & Humidity Sensors
Smart Wireless Thermometer Hygrometer
- Water Leak Sensors
Water Leak Sensor 1
- Water Shutoff Valves
FlowSmart All-in-One Water Meter & Shutoff
- Water Shutoff Valves
Valve Controller 2 with EVO Valve Operator
- Water Timers
Smart Sprinkler Timer