Aqara Water Leak Sensor vs Arlo All-in-One Sensor comparison

Updated July 2026

Data from Amazon and official Aqara and Arlo sites.

2026 verdict

The Aqara Water Leak Sensor takes this water leak sensor comparison on value and durability, coming in cheaper, carrying an IP67 waterproof rating the Arlo All-in-One Sensor cannot match (Arlo lists no weather resistance), and reaching more integrations, including Apple HomeKit and IFTTT through an Aqara Hub. The Arlo All-in-One Sensor is genuinely the more versatile monitor, however: it packs more sensors, adding temperature and tilt on top of leak detection, along with freeze alerts, and it works with Google Home and Alexa. The catch is that it leans on Arlo's own security system to operate. For a small, waterproof, HomeKit-friendly Zigbee leak sensor at a lower price, the Aqara Water Leak Sensor is the smarter buy; reach for the Arlo All-in-One Sensor if you already run Arlo and want one device that also watches temperature, tilt and freezing conditions.

Feature	Aqara Water Leak Sensor	Arlo All-in-One Sensor	Winner
Price	$18.99	$29.59	Aqara Water Leak Sensor
Rating	4.2	4.1	Aqara Water Leak Sensor
Weather Resistance	IP67	NO	Aqara Water Leak Sensor
Integrations	Apple HomeKit, Home Assistant, IFTTT	Google Home, Alexa	Aqara Water Leak Sensor
Sensors	Water Leak	Water Leak, Temperature, Tilt	Arlo All-in-One Sensor
Alerts	Water Leak Alerts, Low Battery Alerts	Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts	Arlo All-in-One Sensor
Warranty	1 year	1 year	Tie
Connectivity	Zigbee	Other	Tie
On Device Alert Sound	NO	NO	Tie
On Device Alert Light	NO	NO	Tie

Winner

Aqara

Aqara Water Leak Sensor

$18.99

Buy on Amazon USA

+ Price: $18.99
+ Rating: 4.2
+ Weather Resistance: IP67
- Sensors: Water Leak vs Water Leak, Temperature, Tilt
- Alerts: Water Leak Alerts, Low Battery Alerts vs Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts

Arlo

Arlo All-in-One Sensor

$29.59

Buy on Amazon USA

+ Sensors: Water Leak, Temperature, Tilt
+ Alerts: Water Leak Alerts, Temperature Alerts, Freeze Temperature Alerts
- Price: $29.59 vs $18.99
- Rating: 4.1 vs 4.2

Frequently Asked Questions

Which is better overall: Aqara Water Leak Sensor or Arlo All-in-One Sensor?

The Aqara Water Leak Sensor wins overall on price, IP67 waterproofing, and integrations like HomeKit and IFTTT via an Aqara Hub. The Arlo All-in-One Sensor counters with extra temperature and tilt sensing plus freeze alerts, but ties into Arlo's own system.

What is the biggest difference between these two sensors?

Sensing range versus durability and cost. The Arlo All-in-One Sensor adds temperature and tilt sensors and freeze alerts, while the Aqara Water Leak Sensor is cheaper, IP67-rated, and integrates with more platforms through an Aqara Hub.

Which sensor detects more than just water?

The Arlo All-in-One Sensor, which combines water-leak, temperature and tilt sensing along with freeze alerts. The Aqara Water Leak Sensor is a dedicated water-leak device only.

Which one is more water-resistant?

The Aqara Water Leak Sensor, rated IP67 for direct water contact. The Arlo All-in-One Sensor lists no weather-resistance rating, so it should be kept away from direct submersion.

Who should buy the Aqara Water Leak Sensor?

Buy it if you want a cheaper, IP67-waterproof Zigbee sensor that works with HomeKit, IFTTT or Home Assistant through an Aqara Hub.

Who should buy the Arlo All-in-One Sensor?

Choose it if you already use Arlo and want a single unit that also tracks temperature, tilt and freezing conditions with Google Home and Alexa support.

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