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Aqara Door and Window Sensor P2 vs Eve Door & Window

Full Smart Door & Window Sensors comparison in 2026

Updated October 2026
Data from Amazon and official Aqara and Eve sites.
2026 verdict
Two Matter-over-Thread contact sensors, and the Aqara Door and Window Sensor P2 wins this pairing on price, battery life, connectivity and alerts.
Aqara Door and Window Sensor P2
Winner
Aqara Door and Window Sensor P2
$27.99$29.997% OFFPrime exclusive deal

Last recorded price

Buy on Amazon USA
It lists a two-year CR123A rating against roughly eleven months on the Eve Door & Window, adds IFTTT and tamper alerts, and pairs directly to a Thread border router with no dedicated hub. The Eve Door & Window earns its higher owner rating on dependability: owners consistently call it the most reliable Thread sensor they have used, staying connected where cheaper units drop off. Both works with Apple Home, Google Home, Alexa, SmartThings and Home Assistant over Matter, and neither is weather rated. Choose the Aqara Door and Window Sensor P2 for value, longer battery life and a wider sensor-to-magnet gap, and the Eve Door & Window if rock-solid long-term reliability matters more than cost.
vs
Eve Door & Window
Eve
#5 Best Seller in Door & Window Sensors

Eve Door & Window

24% OFF
Prime exclusive deal
$33.60
$43.95
12% above its lowest price of the last 6 months ($29.95)
5% above its lowest price of the last 6 months (€31.58)

Last recorded price

Buy on Amazon USA
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FeatureAqara Door and Window Sensor P2Eve Door & WindowWinner
Price$27.99$33.60Aqara Door and Window Sensor P2
Rating3.64.1Eve Door & Window
Battery Life2 years11 monthsAqara Door and Window Sensor P2
ConnectivityBluetooth, Thread ProtocolThread ProtocolAqara Door and Window Sensor P2
AlertsDoor & Window Open/Close Alerts, Tamper AlertsDoor & Window Open/Close AlertsAqara Door and Window Sensor P2
Warranty1 year1 yearTie
Weather ResistanceNONOTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
SensorsDoor & Window Open/CloseDoor & Window Open/CloseTie

What the differences mean

Reliability

The Eve Door & Window is the one owners trust to stay connected, described as rock solid where cheaper Thread sensors drop off. The Aqara Door and Window Sensor P2 works well for many but draws a notable share of disconnect reports that need a factory reset and re-pair.

Battery and cell type

The Aqara Door and Window Sensor P2 is rated for two years on a CR123A, while the Eve Door & Window uses a half-AA cell rated around eleven months. Some P2 units have drained a fresh battery in days, so the longer rating is not guaranteed.

Fit on a trimmed door

The Aqara Door and Window Sensor P2 tolerates an unusually large gap between sensor and magnet, so it mounts on door trim where other sensors will not register. The Eve Door & Window is a bit chunkier and can be awkward on inset sliding doors.

Firmware updates

The Eve Door & Window updates its own firmware once it is online. The Aqara Door and Window Sensor P2 can only be updated with an Aqara hub, so the very fix for its reported issues requires hardware the product otherwise does not need.

Alerts and price

The Aqara Door and Window Sensor P2 adds tamper alerts and IFTTT support and is the more affordable option. The Eve Door & Window has neither tamper alerts nor IFTTT and costs noticeably more, which owners say buys the reliability.

Which one to buy if

What owners say

Owners of both sensors are building the same thing, a no-hub Matter over Thread setup, and both groups describe quick pairing to a border router. Aqara Door and Window Sensor P2 owners praise the fast, accurate detection when it works, the wide sensor-to-magnet gap that suits trimmed doors, and keeping devices off Wi-Fi; their warnings are serious, with a notable share reporting disconnects that need a full factory reset and re-pair, units that drain a fresh CR123A in days, and the catch that firmware fixes require an Aqara hub the device otherwise does not need. Eve Door & Window owners pay more and say they do so for reliability, describing it as rock solid and the only Thread contact sensor that keeps working where cheaper ones fail, with easy setup and strong battery life; a few early units hit Matter-era connection trouble and support delays.

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
  • Eve Door & Window

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Frequently Asked Questions

Which is better, the Aqara Door and Window Sensor P2 or the Eve Door & Window?

The Aqara Door and Window Sensor P2 wins on price, battery life and integrations, with a two-year rating, IFTTT and tamper alerts. The Eve Door & Window has the higher owner rating and is prized for staying connected, so it suits anyone who prioritizes reliability over cost.

What is the biggest difference between the Aqara Door and Window Sensor P2 and the Eve Door & Window?

Reliability against value. Both run Matter over Thread with no dedicated hub, but the Eve Door & Window is known for staying connected long term, while the Aqara Door and Window Sensor P2 is cheaper, lasts longer per battery and adds IFTTT and tamper alerts.

Which of the two has longer battery life?

The Aqara Door and Window Sensor P2 is rated around two years on a CR123A, against about eleven months for the Eve Door & Window's half-AA cell, though many Eve owners report longer real-world life and some P2 units drain fast. Both send low-battery notifications through your smart home app.

Do the Aqara Door and Window Sensor P2 and the Eve Door & Window need a hub?

Neither needs a dedicated hub, but both need a Thread border router such as an Apple TV, a HomePod or a compatible Matter hub. Note the Aqara Door and Window Sensor P2 does need an Aqara hub if you ever want to update its firmware.

Which is the more reliable sensor over time?

The Eve Door & Window is widely regarded as the most reliable Thread contact sensor, staying connected where cheaper sensors fail. The Aqara Door and Window Sensor P2's newer Matter firmware works well for many but draws reports of disconnects that need a re-pair, which is why the Eve rates higher.

Who should buy the Aqara Door and Window Sensor P2?

Buyers who want cheaper Matter over Thread with longer battery life, IFTTT and tamper alerts, and a wide sensor-magnet gap for trimmed doors, who have a Thread border router and can tolerate some reliability risk.

Full comparison table

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