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Door & Window Sensors · Head to head

Aqara Door and Window Sensor P2 vs Eufy Entry Sensor E20

Full Smart Door & Window Sensors comparison in 2026

Updated September 2026
Data from Amazon and official Aqara and Eufy sites.
2026 verdict
Aqara Door and Window Sensor P2 edges out Eufy Entry Sensor E20 in 2026, led by price, connectivity, and integrations.
Aqara Door and Window Sensor P2
Winner
Aqara Door and Window Sensor P2
$27.99$29.997% OFF
Buy on Amazon USACheck price
What pushes it ahead is price, connectivity, and integrations, and its broader overall balance keeps the advantage from looking narrow. Eufy Entry Sensor E20 can still be the right pick, but only if rating and battery life outweigh the wider strengths of Aqara Door and Window Sensor P2. That makes Aqara Door and Window Sensor P2 the clearer recommendation in 2026.
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FeatureAqara Door and Window Sensor P2Eufy Entry Sensor E20Winner
Price$27.99$29.99Aqara Door and Window Sensor P2
Rating3.64.4Eufy Entry Sensor E20
Battery Life2 years5 yearsEufy Entry Sensor E20
ConnectivityBluetooth, Thread Protocol2.4 GHz WiFiAqara Door and Window Sensor P2
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterHome AssistantAqara Door and Window Sensor P2
Warranty1 year1 yearTie
Weather ResistanceNONOTie
SensorsDoor & Window Open/CloseDoor & Window Open/CloseTie
AlertsDoor & Window Open/Close Alerts, Tamper AlertsDoor & Window Open/Close Alerts, Tamper AlertsTie

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
  • Eufy Entry Sensor E20

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Frequently Asked Questions

Which is better overall: Aqara Door and Window Sensor P2 or Eufy Entry Sensor E20?

Aqara Door and Window Sensor P2 has the stronger overall profile in this comparison, especially for price, connectivity, and integrations.

What is the biggest difference between Aqara Door and Window Sensor P2 and Eufy Entry Sensor E20?

Price is one of the clearest differences: Aqara Door and Window Sensor P2 lists $27.99, while Eufy Entry Sensor E20 lists $29.99.

Which one looks better on price?

Aqara Door and Window Sensor P2 is listed at $27.99, while Eufy Entry Sensor E20 is listed at $29.99. Aqara Door and Window Sensor P2 (better spec).

Who should buy Aqara Door and Window Sensor P2?

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

Who should buy Eufy Entry Sensor E20?

Choose Eufy Entry Sensor E20 if your priority is rating and battery life and that matters more than price.

Full comparison table

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