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Aqara P2 vs Eve Door & Window: Matter Contact Sensors

Aqara Door & Window Sensor P2 vs Eve Door & Window: Thread setup, batteries, packs, CSA certificates and the platforms each maker names, from our records.

Two Matter-over-Thread contact sensors: single sensor versus three-pack

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Quick verdict

Both are Matter-over-Thread contact sensors that need a Thread border router and a Matter controller. Pick the Aqara P2 to buy one sensor at a time (CR123A battery); pick Eve Door & Window for a three-pack (one ½ AA battery each), a certificate naming the exact model, and SmartThings named by Eve.

Which one for your home

  • You want one sensor: Aqara P2

    The Amazon listing on the P2 record is one sensor set (DW-S02E); the Eve record’s store links are three-packs.

  • You want to cover several doors and windows at once: Eve Door & Window

    Eve Door & Window is linked as a white three-pack at Amazon and Apple.

  • You want a certificate that names the exact model: Eve Door & Window

    Eve’s certificate covers model 20EBN9901 with software 3.2.1; the P2 certificate is on file for the named product, but a match to the exact retail variant is unverified.

  • You use Samsung SmartThings: Eve Door & Window

    Eve’s own page names SmartThings; Aqara’s P2 page names Apple Home, Alexa and Google Home.

Side by side

The first rows repeat each product page, read from its catalog record. The rest quote the maker or the record, with the source linked in each cell. Prices load in your browser only when a store price was checked in the last 48 hours or an Amazon price was retrieved in the last 24 hours.

WhatAqara P2Eve Door & Window
Current price
See price at Amazon
See price at Amazon
CSA Matter certificateCSA22085MAT40085-24 (Nov 3, 2022)CSA23596MAT41109-24 (Jun 7, 2023)
Matter network (its record)ThreadThread
Needs a Thread border router?Yes, plus a Matter controllerYes, plus a Matter controller
Platforms the maker namesApple Home, Amazon Alexa, Google HomeApple Home, Amazon Alexa, Google Home, Samsung SmartThings
Stores we linkAmazon, AqaraAmazon, Apple
BatteryCR123A. SourceOne ½ AA ER14250 3.6 V battery per sensor. Source
What you needA Matter controller and a Thread border router; an Aqara hub is not a universal requirement. SourceA Matter controller and a Thread border router. Source
Pack we linkOne sensor set (DW-S02E) on Amazon. SourceWhite three-pack. Source

Which to choose when

Choose Aqara P2 when…

Choose the Aqara Door & Window Sensor P2 when you want one sensor at a time: the Amazon listing on its record is one sensor set (DW-S02E). It uses a CR123A battery, needs a Matter controller and a Thread border router, and Aqara notes an Aqara hub is not a universal requirement. Its certificate CSA22085MAT40085-24 is on file for the named product.

Choose Eve Door & Window when…

Choose Eve Door & Window when you are covering several doors or windows: it is linked as a white three-pack. Each sensor uses one ½ AA ER14250 battery, and its certificate CSA23596MAT41109-24 names model 20EBN9901 with software 3.2.1. Eve’s page names Apple Home, Alexa, Google Home and SmartThings.

What the catalog records show

The same answers each product page gives, from its catalog record and verified store links; a platform is named as confirmed only where the maker’s own site names it.

Aqara Door & Window Sensor P2

Is the Aqara Door & Window Sensor P2 Matter certified?
A CSA Matter certificate, CSA22085MAT40085-24, is on file for this named product. A match to the exact retail variant is unverified.
Which smart home platforms does the Aqara Door & Window Sensor P2 work with?
The maker’s own site names Apple Home, Amazon Alexa and Google Home. Controls can differ from app to app.
Does the Aqara Door & Window Sensor P2 use Thread or Wi-Fi?
Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.
Where can I buy the Aqara Door & Window Sensor P2?
MatterCatalog has verified store links for it at Amazon and Aqara. Check the current price, model and pack size at the store.
What the maker says you need
A compatible Matter controller and Thread border router are required. An Aqara-branded hub is not a universal requirement. Check the mounting gap and the operating environment in the manual. Use the specified CR123A battery. Open/closed detection does not establish that a door is locked or a room is occupied. Do not assume weatherproof outdoor or mailbox use.
Model and package
Amazon: DW-S02E · 1 sensor set. US listings reviewed; verify regional model, pack and included accessories.

Eve Door & Window (Matter)

Is the Eve Door & Window (Matter) Matter certified?
Yes. CSA Matter certificate CSA23596MAT41109-24 covers model 20EBN9901 with software 3.2.1. The certificate does not establish the firmware on a unit you buy.
Which smart home platforms does the Eve Door & Window (Matter) work with?
The maker’s own site names Apple Home, Amazon Alexa, Google Home and Samsung SmartThings. Controls can differ from app to app.
Does the Eve Door & Window (Matter) use Thread or Wi-Fi?
Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.
Where can I buy the Eve Door & Window (Matter)?
MatterCatalog has verified store links for it at Amazon and Apple. Check the current price, model and pack size at the store.
What the maker says you need
Needs: compatible Matter controller + Thread border router; one ½ AA ER14250 3.6 V battery per sensor. Check sensor/magnet alignment. Automations and notifications vary by platform.
Model and package
Pack: Amazon US white three-pack. Confirm the Matter version, shipped firmware and included batteries; model 20EBN9901 also appears on older upgradeable units.

What they share

  • Both have a CSA Matter certificate on file.
  • Both are Matter-over-Thread contact sensors: each needs a Thread border router and a Matter controller.
  • Both makers name Apple Home, Amazon Alexa and Google Home.
  • Both have US store links on their product pages.

Product, category and brand pages

Best Matter Smart Sensors 2026 →

Before you buy

  • Thread: both need a Thread border router and a Matter controller.
  • Batteries: the P2 uses a CR123A; Eve uses one ½ AA ER14250 3.6 V cell per sensor. Check the included batteries.
  • Fit: check the sensor-to-magnet gap and alignment for your door or window frame in each maker’s manual.
  • What it detects: open/closed detection says whether a door or window is open, not whether it is locked or a room is occupied.

Common questions

Does the Aqara P2 door sensor need an Aqara hub?
No. Aqara notes that an Aqara-branded hub is not a universal requirement; the P2 needs a Matter controller and a Thread border router.
What battery does each sensor use?
The Aqara P2 uses a CR123A battery. Eve Door & Window uses one ½ AA ER14250 3.6 V battery per sensor.
Do these sensors work with SmartThings?
Eve’s page names Samsung SmartThings for Eve Door & Window. Aqara’s P2 page names Apple Home, Amazon Alexa and Google Home; check SmartThings support with Aqara.

How this page was made

We have not performed hands-on testing. This page is built from MatterCatalog’s catalog records: each product’s CSA certificate and its scope, the network and platforms its record lists, the maker’s setup requirements and the stores with a verified link. It does not rank performance, reliability or price; check the current price, model and pack size at the store. Editorial policy

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