Door & Window Sensors · Head to head

Aqara Door and Window Sensor P2 vs Shelly BLU Door/Window ZB

Full Smart Door & Window Sensors comparison in 2026

Updated October 2026
Data from Amazon and official Aqara and Shelly sites.
2026 verdict
Shelly BLU Door/Window ZB beats Aqara Door and Window Sensor P2 in 2026, with its clearest edge on price, rating, and warranty.
Shelly BLU Door/Window ZB
Winner
Shelly BLU Door/Window ZB
$22.99

Last recorded price

Buy on Amazon USA
It separates itself most clearly on price, rating, and warranty, while still looking better on battery life and sensors. Choose Aqara Door and Window Sensor P2 only if integrations and alerts matter more to you than the broader advantage from Shelly BLU Door/Window ZB. That keeps the verdict firmly in favor of Shelly BLU Door/Window ZB.
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FeatureAqara Door and Window Sensor P2Shelly BLU Door/Window ZBWinner
Price$27.99$22.99Shelly BLU Door/Window ZB
Rating3.64.6Shelly BLU Door/Window ZB
Warranty1 year2 yearsShelly BLU Door/Window ZB
Battery Life2 years5 yearsShelly BLU Door/Window ZB
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThings, Home AssistantAqara Door and Window Sensor P2
SensorsDoor & Window Open/CloseDoor & Window Open/Close, LightShelly BLU Door/Window ZB
AlertsDoor & Window Open/Close Alerts, Tamper AlertsDoor & Window Open/Close Alerts, Low Battery AlertsAqara Door and Window Sensor P2
Weather ResistanceNONOTie
ConnectivityBluetooth, Thread ProtocolBluetooth, ZigbeeTie
Aqara

Aqara Door and Window Sensor P2

7% OFF
Prime exclusive deal
$27.99
$29.99

Last recorded price

Buy on Amazon USA
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • + Alerts: Door & Window Open/Close Alerts, Tamper Alerts
  • - Price: $27.99 vs $22.99
  • - Rating: 3.6 vs 4.6
Winner
Shelly

Shelly BLU Door/Window ZB

Prime exclusive deal
$22.99

Last recorded price

Buy on Amazon USA
  • + Price: $22.99
  • + Rating: 4.6
  • + Warranty: 2 years
  • - Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Alerts: Door & Window Open/Close Alerts, Low Battery Alerts vs Door & Window Open/Close Alerts, Tamper Alerts

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 Door and Window Sensor P2
  • Shelly BLU Door/Window ZB

Loading price history...

Frequently Asked Questions

Which is better overall: Aqara Door and Window Sensor P2 or Shelly BLU Door/Window ZB?

Shelly BLU Door/Window ZB has the stronger overall profile in this comparison, especially for price, rating, and warranty.

What is the biggest difference between Aqara Door and Window Sensor P2 and Shelly BLU Door/Window ZB?

Price is one of the clearest differences: Aqara Door and Window Sensor P2 lists $27.99, while Shelly BLU Door/Window ZB lists $22.99.

Which one looks better on price?

Aqara Door and Window Sensor P2 is listed at $27.99, while Shelly BLU Door/Window ZB is listed at $22.99. Shelly BLU Door/Window ZB (better spec).

Who should buy Aqara Door and Window Sensor P2?

Choose Aqara Door and Window Sensor P2 if your priority is integrations and alerts and that matters more than price.

Who should buy Shelly BLU Door/Window ZB?

Choose Shelly BLU Door/Window ZB if your priority is price and rating and that matters more than integrations.

Full comparison table

Compare all 32 Door & Window Sensors side by side

You are looking at two of them. The full table lines up all Door & Window Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 32 Door & Window Sensors
  • 40 specs compared
  • 35 filters
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