Aqara Doorbell Camera G400 (Wired) vs EZVIZ CP4 (2026)

Updated September 2026

Data from Amazon and official Aqara and EZVIZ sites.

2026 verdict

PoE and Apple Home decide it: the Aqara Doorbell Camera G400 (Wired) wins this video doorbell comparison on price, Wi-Fi 6 plus Ethernet, HomeKit, SmartThings, Google, Alexa and Home Assistant, motion zones and automatic replies.

Winner

Aqara Doorbell Camera G400 (Wired)

$99.99

Buy on Amazon USA

It is a wired-only 2K unit (1536 x 2048) with a 165-degree view, IP65 sealing, RTSP/ONVIF, 24/7 recording to a microSD card of up to 512 GB and an included chime. The EZVIZ CP4 is the better-reviewed battery peephole with a longer 2-year warranty, a 4.3-inch indoor screen and a voice changer, but it is 1080p, not weatherproof and has no HomeKit. Pick the Aqara Doorbell Camera G400 (Wired) for a hardwired Apple or NVR setup; pick the EZVIZ CP4 when the door only has a viewer hole.

Winner

Aqara

Aqara Doorbell Camera G400 (Wired)

$99.99

Buy on Amazon USA

EZVIZ

EZVIZ CP4

24% OFF

€113.99

€149.99

Buy on Amazon Germany

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Feature	Aqara Doorbell Camera G400 (Wired)	EZVIZ CP4	Winner
Price	$99.99	€113.99	Aqara Doorbell Camera G400 (Wired)
Rating	4.3	4.5	EZVIZ CP4
Warranty	1 year	2 years	EZVIZ CP4
Connectivity	2.4 GHz WiFi, 5 GHz WiFi, Ethernet	2.4 GHz WiFi	Aqara Doorbell Camera G400 (Wired)
Integrations	Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant	Google Home, Alexa, Home Assistant	Aqara Doorbell Camera G400 (Wired)
Alerts	Motion, People, Packages, Animals, Vehicles, Familiar Faces	Motion, People	Aqara Doorbell Camera G400 (Wired)
Customizable Motion Zones	YES	NO	Aqara Doorbell Camera G400 (Wired)
Automatic Replies	YES	NO	Aqara Doorbell Camera G400 (Wired)
Storage	MicroSD Card Slot, Cloud	MicroSD Card Slot, Cloud	Tie
Indoor Custom Ringtone	YES	YES	Tie
Voice Changing	YES	YES	Tie

Winner

Aqara

Aqara Doorbell Camera G400 (Wired)

$99.99

Buy on Amazon USA

+ Price: $99.99
+ Connectivity: 2.4 GHz WiFi, 5 GHz WiFi, Ethernet
+ Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant
- Rating: 4.3 vs 4.5
- Warranty: 1 year vs 2 years

EZVIZ

EZVIZ CP4

24% OFF

€113.99

€149.99

Buy on Amazon Germany

+ Rating: 4.5
+ Warranty: 2 years
- Price: €113.99 vs $99.99
- Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, 5 GHz WiFi, Ethernet

Frequently Asked Questions

Which is better overall: Aqara Doorbell Camera G400 (Wired) or EZVIZ CP4?

The Aqara Doorbell Camera G400 (Wired) is better overall, with 2K, HomeKit, Wi-Fi 6, Ethernet/PoE, motion zones, automatic replies and RTSP. The EZVIZ CP4 is better reviewed, has a 2-year warranty and installs in a peephole with no wiring.

What is the biggest difference between the Aqara Doorbell Camera G400 (Wired) and the EZVIZ CP4?

Power and platform. The Aqara Doorbell Camera G400 (Wired) is a PoE or 8-24V outdoor doorbell with native HomeKit Secure Video. The EZVIZ CP4 is a battery peephole camera with an indoor touchscreen and no HomeKit.

Can the Aqara Doorbell Camera G400 (Wired) run on battery?

No. The Aqara Doorbell Camera G400 (Wired) needs PoE or low-voltage doorbell wiring and has no battery backup. The EZVIZ CP4 is battery-only.

Do both record locally without a subscription?

Yes. The Aqara Doorbell Camera G400 (Wired) can record 24/7 to a microSD card of up to 512 GB (and back up to an SMB NAS). The EZVIZ CP4 records events to a microSD card of up to 512 GB. Package, vehicle, animal and familiar-face alerts on the Aqara still sit behind a HomeGuardian plan.

Who should buy the Aqara Doorbell Camera G400 (Wired)?

Apple Home, Home Assistant and NVR users who can supply PoE or 8-24V wiring and want 2K, RTSP/ONVIF and local 24/7 recording.

Who should buy the EZVIZ CP4?

Renters and apartment owners who cannot wire the door, already have a peephole, and want an indoor 4.3-inch screen with event recording on a card.

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