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Water Shutoff Valves · Head to head

Aqara Valve Controller T1 vs Moen Flo Smart Water Monitor + Shutoff

Full Smart Water Shutoff Valves comparison in 2026

Updated September 2026
Data from Amazon and official Aqara and Moen sites.
2026 verdict
Retrofit or replumb? With an Aqara hub on Apple Home, Google Home, SmartThings or Matter, the Aqara Valve Controller T1 is the better smart water valve of these two, clamping onto the ball valve you already have.
Aqara Valve Controller T1
Winner
Aqara Valve Controller T1
$62.99$69.9910% OFF
Buy on Amazon USACheck price
It is by far the lower priced option, runs about 2 years on four AA batteries, works with Home Assistant directly and closes the main automatically when an Aqara leak sensor fires, with schedules and a history log. The Moen Flo Smart Water Monitor + Shutoff is a different class of device: it installs inline on the main, measures water use, learns your household's pattern and closes the valve by itself on abnormal flow, with Google Home and Home Assistant support over Wi-Fi. That makes it a leak detector in its own right, where the Aqara only acts on what other sensors report, but it costs far more and usually needs a plumber. Pick the Aqara Valve Controller T1 for an affordable shutoff in an Aqara smart home, and the Moen Flo Smart Water Monitor + Shutoff for whole-home leak detection with usage data.
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FeatureAqara Valve Controller T1Moen Flo Smart Water Monitor + ShutoffWinner
Price$62.99$558.00Aqara Valve Controller T1
Rating3.83.9Moen Flo Smart Water Monitor + Shutoff
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Home AssistantAqara Valve Controller T1
Leak ProtectionOffline Auto ShutoffFlow Sensor, Micro-Leak Test, Offline Auto Shutoff, Freeze AlertsMoen Flo Smart Water Monitor + Shutoff
Warranty1 year1 yearTie
ConnectivityZigbee2.4 GHz WiFiTie
Valve & InstallationValve ExerciseValve ExerciseTie

What the differences mean

How it installs

The Aqara Valve Controller T1 clamps onto the handle of an existing ball valve and turns it, with no plumbing, as long as the bracket fits your valve. The Moen Flo Smart Water Monitor + Shutoff is cut into the main cold water line, a job most owners leave to a plumber.

Does it detect leaks itself

The Moen measures flow, tracks water consumption and sends abnormality alerts, closing the valve on its own when usage looks like a leak. The Aqara Valve Controller T1 detects nothing: it closes when an automation tells it to, usually from an Aqara leak sensor.

Connection and platforms

The Aqara is Zigbee and needs an Aqara hub for Apple Home, Google Home, SmartThings and Matter, while Home Assistant can talk to it directly. The Moen joins 2.4 GHz Wi-Fi and works with Google Home and Home Assistant, but not Apple Home, SmartThings or Matter.

Power and placement

The Aqara Valve Controller T1 runs about 2 years on four AA batteries and is only IP20, so it belongs on a dry indoor valve. The Moen runs from mains power.

Which one to buy if

Winner
Aqara

Aqara Valve Controller T1

10% OFF
$62.99
$69.99
Buy on Amazon USACheck price
  • + Price: $62.99
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Rating: 3.8 vs 3.9
  • - Leak Protection: Offline Auto Shutoff vs Flow Sensor, Micro-Leak Test, Offline Auto Shutoff, Freeze Alerts

What owners say

Owners of both devices value the same outcome: water shut off at the main without anyone touching a valve, and a history of what happened. Beyond that, they describe two very different purchases. Aqara Valve Controller T1 owners praise a motor strong enough to turn stiff, long-unused valves, pairing in about ten minutes and automations that close the main when an Aqara leak sensor gets wet, but the most common complaint is a bracket that does not fit every valve size or handle, and a few mention hub disconnects. Moen Flo Smart Water Monitor + Shutoff owners credit it with catching running toilets and sprinkler leaks while on vacation, like the alert before it closes and the usage data, and some got an insurance discount, while their warnings are the cost with installation, nuisance shutoffs during unusual use and a minority of units failing within a year or two.

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.

  • Aqara Valve Controller T1
  • Moen Flo Smart Water Monitor + Shutoff

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Frequently Asked Questions

Which is better overall: Aqara Valve Controller T1 or Moen Flo Smart Water Monitor + Shutoff?

The Aqara Valve Controller T1, for most smart homes. It costs far less, installs on your existing valve with no plumbing and reaches Apple Home, Google Home, SmartThings and Matter through an Aqara hub. The Moen Flo Smart Water Monitor + Shutoff is the better choice if you want the valve itself to detect leaks from water flow.

What is the biggest difference between the Aqara Valve Controller T1 and the Moen Flo Smart Water Monitor + Shutoff?

The Moen Flo Smart Water Monitor + Shutoff measures water flow and shuts off on its own when it sees a leak. The Aqara Valve Controller T1 only turns your existing valve, so it needs leak sensors or another automation to tell it when.

Does the Aqara Valve Controller T1 need a hub?

Yes. The Aqara Valve Controller T1 is a Zigbee device; an Aqara hub is required for Apple Home, Google Home, SmartThings and Matter, while Home Assistant can pair it through its own Zigbee coordinator. The Moen connects over Wi-Fi without a hub.

Do they work with Alexa?

No. Neither the Aqara Valve Controller T1 nor the Moen Flo Smart Water Monitor + Shutoff works with Alexa, which has no device type for a water valve.

Who should buy the Aqara Valve Controller T1?

Aqara, Apple Home and Home Assistant users with a compatible ball valve who want an affordable, no-plumbing way to close the main automatically when a leak sensor fires.

Who should buy the Moen Flo Smart Water Monitor + Shutoff?

Homeowners in the US or Canada who want whole-home leak detection with usage tracking and automatic shutoff, and are ready for the cost of the device and a plumber.

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