Product comparison · 2 video intercom systems

Dahua Technology VTH8621KMS-WP video intercom system vs Dahua Technology VTO6521K-S2 IP Apartment Door Station

23specifications compared
12differ
11identical
44known for one product only

Key differences

The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 1 A more AC adapter output current than the Dahua Technology VTH8621KMS-WP video intercom system (2 A vs 1 A). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 11 W more power consumption (typical) than the Dahua Technology VTH8621KMS-WP video intercom system (18 W vs 7 W). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 2 W more power consumption (standby) than the Dahua Technology VTH8621KMS-WP video intercom system (5 W vs 3 W). Display diagonal: 17.8 cm (7") on the Dahua Technology VTH8621KMS-WP video intercom system, 10.9 cm (4.3") on the Dahua Technology VTO6521K-S2 IP Apartment Door Station. Display resolution: 1024 x 600 pixels on the Dahua Technology VTH8621KMS-WP video intercom system, 800 x 480 pixels on the Dahua Technology VTO6521K-S2 IP Apartment Door Station.

Display diagonal
- VTH8621KMS-WP video intercom system:17.8 cm (7")
- VTO6521K-S2 IP Apartment Door Station:10.9 cm (4.3")
Display resolution
- VTH8621KMS-WP video intercom system:1024 x 600 pixels
- VTO6521K-S2 IP Apartment Door Station:800 x 480 pixels
Product colour
- VTH8621KMS-WP video intercom system:Silver
- VTO6521K-S2 IP Apartment Door Station:Stainless steel
AC adapter output current
- VTH8621KMS-WP video intercom system:1 A
- VTO6521K-S2 IP Apartment Door Station:2 A
Power consumption (typical)
- VTH8621KMS-WP video intercom system:7 W
- VTO6521K-S2 IP Apartment Door Station:18 W
Power consumption (standby)
- VTH8621KMS-WP video intercom system:3 W
- VTO6521K-S2 IP Apartment Door Station:5 W
Operating relative humidity (H-H)
- VTH8621KMS-WP video intercom system:10 - 95%
- VTO6521K-S2 IP Apartment Door Station:0 - 90%
Operating temperature (T-T)
- VTH8621KMS-WP video intercom system:-10 - 55 °C
- VTO6521K-S2 IP Apartment Door Station:-30 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of VTH8621KMS-WP, VTO6521K-S2
67 specifications	A Dahua Technology VTH8621KMS-WP video intercom system Model VTH8621KMS-WP View product	B Dahua Technology VTO6521K-S2 IP Apartment Door Station Model VTO6521K-S2 View product
Featuresidentical
Connectivity technology	Wired	Wired
ColourKnown for one	Yes	Unknown — not stated by the source
Number of displays supportedKnown for one	1	Unknown — not stated by the source
Maximum number of cameras supportedKnown for one	1	Unknown — not stated by the source
Speakerphone	Yes	Yes
Automatic gain controlKnown for one	Yes	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Door station controlKnown for one	Yes	Unknown — not stated by the source
Echo cancellation	Yes	Yes
Motion detection functionKnown for one	Yes	Unknown — not stated by the source
Wall mountableKnown for one	Yes	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	17.8 cm (7")	10.9 cm (4.3")
Display technologyKnown for one	TFT	Unknown — not stated by the source
Display resolutionDiffers	1024 x 600 pixels	800 x 480 pixels
TouchscreenKnown for one	Yes	Unknown — not stated by the source
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Noise-canceling	Yes	Yes
Voice codecs	G.711a, G.711u, PCM	G.711a, G.711u, PCM
Design1 differ
Product colourDiffers	Silver	Stainless steel
Outdoor unit housing materialKnown for one	Aluminium	Unknown — not stated by the source
Control typeKnown for one	Touch	Unknown — not stated by the source
Housing materialKnown for one	Metal	Unknown — not stated by the source
Placement supportedKnown for one	Horizontal	Unknown — not stated by the source
Proper useKnown for one	Outdoor	Unknown — not stated by the source
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP65
Storageidentical
Memory card slotKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	MicroSD (TransFlash)	Unknown — not stated by the source
Maximum memory card sizeKnown for one	64 GB	Unknown — not stated by the source
Networkidentical
Ethernet interface type	Fast Ethernet	Fast Ethernet
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Ethernet LAN (RJ-45) ports	1	1
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Supported network protocolsKnown for one	Unknown — not stated by the source	FTP;RTMP;HTTP/HTTPS;DNS;RTSP;SSH;ONVIF;SIP;RTP
Softwareidentical
Operating system installed	Linux	Linux
Power3 differ
Outdoor unit power typeKnown for one	DC	Unknown — not stated by the source
AC adapter output voltage	12 V	12 V
AC adapter output currentDiffers	1 A	2 A
Power consumption (typical)Differs	7 W	18 W
Power consumption (standby)Differs	3 W	5 W
Indoor unit power typeKnown for one	Unknown — not stated by the source	DC/PoE
Operational conditions2 differ
Operating relative humidity (H-H)Differs	10 - 95%	0 - 90%
Operating temperature (T-T)Differs	-10 - 55 °C	-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers	185 mm	406 mm
DepthDiffers	23.5 mm	143 mm
HeightDiffers	147 mm	54 mm
WeightDiffers	390 g	2.3 kg
Packaging dataidentical
Outdoor unit includedKnown for one	Yes	Unknown — not stated by the source
Package weightKnown for one	580 g	Unknown — not stated by the source
Indoor unit includedKnown for one	Unknown — not stated by the source	Yes
Logistics dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Minimum order quantityKnown for one	1 pc(s)	Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for one	CE, Federal Communications Commission (FCC)	Unknown — not stated by the source
Sustainability complianceKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	CE
Cameraidentical
Megapixel (approx.)Known for one	Unknown — not stated by the source	2 MP
Supported video modesKnown for one	Unknown — not stated by the source	720p, 1080p
Sensor typeKnown for one	Unknown — not stated by the source	CMOS
Optical sensor sizeKnown for one	Unknown — not stated by the source	25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one	Unknown — not stated by the source	25 fps
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	95°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	50°
Indoor unitidentical
Alarm input channelsKnown for one	Unknown — not stated by the source	2
RS-485 portsKnown for one	Unknown — not stated by the source	1

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

Dahua Technology VTH8621KMS-WP video intercom system vs Dahua Technology VTO6521K-S2 IP Apartment Door Station

Key differences

Side by side

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