Eve Water Guard vs Meross Smart Water Leak Sensor (2026)

Updated August 2026

Data from Amazon and official Eve and Meross sites.

2026 verdict

Given listed weather resistance versus IP67 weather resistance, no extra radio versus Sub-1G (Smart Wi-Fi Hub required) connectivity, pick the Eve Water Guard as the water leak sensor that actually delivers a broader connectivity mix.

Winner

Eve Water Guard

$109.95

Buy on Amazon USA

It also lands a broader connectivity mix, an on-device alert light, and the stronger owner reviews. The radios differ too: Eve Water Guard has no extra long-range radio, and Meross Smart Water Leak Sensor uses Sub-1G (Smart Wi-Fi Hub required). Meross Smart Water Leak Sensor keeps wider smart-home integrations and the more affordable option, so it remains the pick when that priority beats a broader connectivity mix. Choose the Eve Water Guard for a broader connectivity mix; keep the Meross Smart Water Leak Sensor only when wider smart-home integrations are the whole brief.

Winner

Eve

Eve Water Guard

$109.95

Buy on Amazon USA

Meross

Meross Smart Water Leak Sensor

$23.99

Buy on Amazon USA

Price alerts

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Feature	Eve Water Guard	Meross Smart Water Leak Sensor	Winner
Price	$109.95	$23.99	Meross Smart Water Leak Sensor
Rating	4.5	3.7	Eve Water Guard
Connectivity	Bluetooth, Thread Protocol	Other	Eve Water Guard
Integrations	Apple HomeKit, Home Assistant	Apple HomeKit, Samsung SmartThings, Home Assistant	Meross Smart Water Leak Sensor
On Device Alert Light	YES	NO	Eve Water Guard
Weather Resistance	YES	IP67	Tie
Warranty	1 year	1 year	Tie
Sensors	Water Leak	Water Leak	Tie
Alerts	Water Leak Alerts	Water Leak Alerts	Tie
On Device Alert Sound	YES	YES	Tie

Winner

Eve

Eve Water Guard

$109.95

Buy on Amazon USA

+ Rating: 4.5
+ Connectivity: Bluetooth, Thread Protocol
+ On Device Alert Light: YES
- Price: $109.95 vs $23.99
- Integrations: Apple HomeKit, Home Assistant vs Apple HomeKit, Samsung SmartThings, Home Assistant

Meross

Meross Smart Water Leak Sensor

$23.99

Buy on Amazon USA

+ Price: $23.99
+ Integrations: Apple HomeKit, Samsung SmartThings, Home Assistant
- Rating: 3.7 vs 4.5
- Connectivity: Other vs Bluetooth, Thread Protocol

Frequently Asked Questions

Which is better overall: Eve Water Guard or Meross Smart Water Leak Sensor?

The Eve Water Guard is better overall as a water leak sensor. It wins on a broader connectivity mix, an on-device alert light, and the stronger owner reviews. The Meross Smart Water Leak Sensor is the alternative when you want wider smart-home integrations and the more affordable option.

What is the biggest difference between the Eve Water Guard and the Meross Smart Water Leak Sensor?

The practical split is YES versus IP67 weather resistance, NO versus Sub-1G (Smart Wi-Fi Hub required) connectivity. That is the difference that shows up first when you put the Eve Water Guard next to the Meross Smart Water Leak Sensor.

Which water leak sensor is more weather resistant, the Eve Water Guard or the Meross Smart Water Leak Sensor?

Eve Water Guard is listed at YES, and Meross Smart Water Leak Sensor is listed at IP67. Use the higher ingress rating for damp crawlspaces and sump pits.

Who should buy the Eve Water Guard?

Buy the Eve Water Guard if a broader connectivity mix is the priority, along with an on-device alert light and the stronger owner reviews. Choose the Meross Smart Water Leak Sensor instead when wider smart-home integrations matters more than those extras.

Who should buy the Meross Smart Water Leak Sensor?

Buy the Meross Smart Water Leak Sensor if wider smart-home integrations are the priority, along with the more affordable option. Choose the Eve Water Guard instead when a broader connectivity mix matters more than those extras.

Full comparison table

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