Product comparison · 2 video intercom systems

Dahua Technology VTO6221E-P video intercom system vs Dahua Technology VTO6521K video intercom system

48specifications compared
17differ
31identical
14known for one product only

Key differences

The Dahua Technology VTO6221E-P video intercom system has 51.6° more viewing angle, horizontal than the Dahua Technology VTO6521K video intercom system (138° vs 86.4°). The Dahua Technology VTO6221E-P video intercom system has 31.8° more viewing angle, vertical than the Dahua Technology VTO6521K video intercom system (78° vs 46.2°). The Dahua Technology VTO6521K video intercom system has 12 W more power consumption (typical) than the Dahua Technology VTO6221E-P video intercom system (18 W vs 6 W). Only the Dahua Technology VTO6221E-P video intercom system has colour. Display diagonal: 5.84 cm (2.3") on the Dahua Technology VTO6221E-P video intercom system, 10.9 cm (4.3") on the Dahua Technology VTO6521K video intercom system.

Colour
- VTO6221E-P video intercom system:Yes
- VTO6521K video intercom system:No
Display diagonal
- VTO6221E-P video intercom system:5.84 cm (2.3")
- VTO6521K video intercom system:10.9 cm (4.3")
Display technology
- VTO6221E-P video intercom system:OLED
- VTO6521K video intercom system:LCD
Optical sensor size
- VTO6221E-P video intercom system:25.4 / 2.9 mm (1 / 2.9")
- VTO6521K video intercom system:25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontal
- VTO6221E-P video intercom system:138°
- VTO6521K video intercom system:86.4°
Viewing angle, vertical
- VTO6221E-P video intercom system:78°
- VTO6521K video intercom system:46.2°
Voice codecs
- VTO6221E-P video intercom system:G.711
- VTO6521K video intercom system:G.711a, G.711u, PCM
Product colour
- VTO6221E-P video intercom system:Aluminium
- VTO6521K video intercom system:Stainless steel

Side by side

Differences highlightedShow differences only

Comparison of VTO6221E-P, VTO6521K
62 specifications	A Dahua Technology VTO6221E-P video intercom system Model VTO6221E-P View product	B Dahua Technology VTO6521K video intercom system Model VTO6521K View product
Features2 differ
Connectivity technology	Wired	Wired
ColourDiffers	Yes	No
Maximum number of cameras supported	1	1
Speakerphone	Yes	Yes
RFID reader	Yes	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Automatic gain control	Yes	Yes
Built-in microphone	Yes	Yes
Door station control	Yes	Yes
Motion detection function	Yes	Yes
VoIP protocolsDiffers	TCP/IP	RTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wall mountable	Yes	Yes
Number of displays supportedKnown for one	1	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	5.84 cm (2.3")	10.9 cm (4.3")
Display technologyDiffers	OLED	LCD
Display resolutionKnown for one	Unknown — not stated by the source	800 x 480 pixels
TouchscreenKnown for one	Unknown — not stated by the source	No
Video formats supported	H.264	H.264
Camera3 differ
Megapixel (approx.)	2 MP	2 MP
Supported video modesKnown for one	Unknown — not stated by the source	720p, 1080p
Sensor type	CMOS	CMOS
Optical sensor sizeDiffers	25.4 / 2.9 mm (1 / 2.9")	25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one	Unknown — not stated by the source	30 fps
Viewing angle, horizontalDiffers	138°	86.4°
Viewing angle, verticalDiffers	78°	46.2°
Audio1 differ
Built-in speaker(s)	Yes	Yes
Noise-canceling	Yes	Yes
Voice codecsDiffers	G.711	G.711a, G.711u, PCM
Design2 differ
Product colourDiffers	Aluminium	Stainless steel
IK code	IK08	IK08
International Protection (IP) code	IP65	IP65
Control type	Buttons	Buttons
Housing materialDiffers	Aluminium	Stainless steel
Placement supported	Vertical	Vertical
Proper use	Outdoor	Outdoor
Network1 differ
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
Cabling technology	10/100Base-T(X)	10/100Base-T(X)
Power over Ethernet (PoE)	Yes	Yes
Supported network protocolsDiffers	TCP/IP	RTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Networking standardsKnown for one	IEEE 802.3af	Unknown — not stated by the source
Softwareidentical
Operating system installed	Linux	Linux
Power1 differ
Outdoor unit power type	DC	DC
AC adapter output voltage	12 V	12 V
AC adapter output current	2 A	2 A
Power consumptionKnown for one	Unknown — not stated by the source	200 mA
Power consumption (typical)Differs	6 W	18 W
Power consumption (standby)Known for one	Unknown — not stated by the source	5 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs	20 - 95%	10 - 90%
Operating temperature (T-T)Differs	-40 - 60 °C	-30 - 60 °C
Weight & dimensions3 differ
WidthDiffers	98 mm	143 mm
DepthDiffers	32 mm	54 mm
HeightDiffers	200 mm	406 mm
WeightKnown for one	1.5 kg	Unknown — not stated by the source
Packaging dataidentical
Outdoor unit included	Yes	Yes
Package weightKnown for one	Unknown — not stated by the source	2.05 kg
Logistics dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Minimum order quantity	1 pc(s)	1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE, Federal Communications Commission (FCC)
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes
Night visionidentical
Night visionKnown for one	Yes	Unknown — not stated by the source

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 VTO6221E-P video intercom system vs Dahua Technology VTO6521K video intercom system

Key differences

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