Updated October 2026
Data from the official First Alert and YoLink sites.
2026 verdict
Between YoLink FlowSmart All-in-One Water Meter & Shutoff and First Alert L5 WiFi Water Leak Shutoff Valve, YoLink FlowSmart All-in-One Water Meter & Shutoff is the better overall pick in 2026, leading on price, rating, and integrations.
It separates itself most clearly on price, rating, and integrations, while still looking better on its broader overall balance. You should still consider First Alert L5 WiFi Water Leak Shutoff Valve if warranty and connectivity matter more than raw overall balance. In practical terms, YoLink FlowSmart All-in-One Water Meter & Shutoff is the easier product to recommend.
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| Feature | First Alert L5 WiFi Water Leak Shutoff Valve | YoLink FlowSmart All-in-One Water Meter & Shutoff | Winner |
|---|---|---|---|
| Price | $284.60 | $269.99 | YoLink FlowSmart All-in-One Water Meter & Shutoff |
| Rating | 4.2 | 4.4 | YoLink FlowSmart All-in-One Water Meter & Shutoff |
| Warranty | 5 years | 1 year | First Alert L5 WiFi Water Leak Shutoff Valve |
| Connectivity | 2.4 GHz WiFi, Bluetooth | Other | First Alert L5 WiFi Water Leak Shutoff Valve |
| Integrations | None | Alexa, Home Assistant | YoLink FlowSmart All-in-One Water Meter & Shutoff |
| Valve & Installation | Valve Exercise | Valve Exercise | Tie |
| Leak Protection | Wired Leak Sensor, Freeze Alerts | Flow Sensor, Offline Auto Shutoff, Freeze Alerts | Tie |
$284.60
- + Warranty: 5 years
- + Connectivity: 2.4 GHz WiFi, Bluetooth
- - Price: $284.60 vs $269.99
- - Rating: 4.2 vs 4.4
Winner
$269.99
- + Price: $269.99
- + Rating: 4.4
- + Integrations: Alexa, Home Assistant
- - Warranty: 1 year vs 5 years
- - Connectivity: Other vs 2.4 GHz WiFi, Bluetooth
Frequently Asked Questions
Which is better overall: First Alert L5 WiFi Water Leak Shutoff Valve or YoLink FlowSmart All-in-One Water Meter & Shutoff?
YoLink FlowSmart All-in-One Water Meter & Shutoff has the stronger overall profile in this comparison, especially for price, rating, and integrations.
What is the biggest difference between First Alert L5 WiFi Water Leak Shutoff Valve and YoLink FlowSmart All-in-One Water Meter & Shutoff?
Price is one of the clearest differences: First Alert L5 WiFi Water Leak Shutoff Valve lists $284.60, while YoLink FlowSmart All-in-One Water Meter & Shutoff lists $269.99.
Which one looks better on price?
First Alert L5 WiFi Water Leak Shutoff Valve is listed at $284.60, while YoLink FlowSmart All-in-One Water Meter & Shutoff is listed at $269.99. YoLink FlowSmart All-in-One Water Meter & Shutoff (better spec).
Who should buy First Alert L5 WiFi Water Leak Shutoff Valve?
Choose First Alert L5 WiFi Water Leak Shutoff Valve if your priority is warranty and connectivity and that matters more than price.
Who should buy YoLink FlowSmart All-in-One Water Meter & Shutoff?
Choose YoLink FlowSmart All-in-One Water Meter & Shutoff if your priority is price and rating and that matters more than warranty.
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Compare all 12 Water Shutoff Valves side by side
You are looking at two of them. The full table lines up all Water Shutoff Valves in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 12 Water Shutoff Valves
- 34 specs compared
- 29 filters
- Water Shutoff Valves
LPG365-P
- Water Shutoff Valves
LPG365
- Water Shutoff Valves
LP365-P
- Water Shutoff Valves
Valve Controller 2 with EVO Valve Operator
- Water Shutoff Valves
FlowSmart All-in-One Water Meter & Shutoff
- Water Shutoff Valves
ZAC36 LR Titan Water Valve Actuator
- Water Shutoff Valves
Bulldog Valve Robot Matter over Wi-Fi EVC400-MW
- Water Shutoff Valves
L5 WiFi Water Leak Shutoff Valve
- Water Shutoff Valves
Flo Smart Water Monitor + Shutoff
- Water Shutoff Valves
Valve Controller T1
- Water Shutoff Valves
WiFi Smart Water/Gas Valve Controller
- Water Shutoff Valves
Protect
- 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 Leak Sensors
Water Leak Sensor 4
- 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