Product comparison · 2 video intercom systems

Dahua Technology VTO6221E-P video intercom system vs Dahua Technology VTO7521G video intercom system

45specifications compared
22differ
23identical
17known for one product only

Key differences

The Dahua Technology VTO7521G video intercom system has 1 more maximum cameras supported than the Dahua Technology VTO6221E-P video intercom system (2 vs 1). The Dahua Technology VTO6221E-P video intercom system has 50° more viewing angle, horizontal than the Dahua Technology VTO7521G video intercom system (138° vs 88°). The Dahua Technology VTO6221E-P video intercom system has 31° more viewing angle, vertical than the Dahua Technology VTO7521G video intercom system (78° vs 47°). VoIP protocols: TCP/IP on the Dahua Technology VTO6221E-P video intercom system, IPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP on the Dahua Technology VTO7521G video intercom system. Display diagonal: 5.84 cm (2.3") on the Dahua Technology VTO6221E-P video intercom system, 20.3 cm (8") on the Dahua Technology VTO7521G video intercom system.

Maximum number of cameras supported
- VTO6221E-P video intercom system:1
- VTO7521G video intercom system:2
Display diagonal
- VTO6221E-P video intercom system:5.84 cm (2.3")
- VTO7521G video intercom system:20.3 cm (8")
Display technology
- VTO6221E-P video intercom system:OLED
- VTO7521G video intercom system:IPS
Optical sensor size
- VTO6221E-P video intercom system:25.4 / 2.9 mm (1 / 2.9")
- VTO7521G video intercom system:25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontal
- VTO6221E-P video intercom system:138°
- VTO7521G video intercom system:88°
Viewing angle, vertical
- VTO6221E-P video intercom system:78°
- VTO7521G video intercom system:47°
Product colour
- VTO6221E-P video intercom system:Aluminium
- VTO7521G video intercom system:Grey
IK code
- VTO6221E-P video intercom system:IK08
- VTO7521G video intercom system:IK07

Side by side

Differences highlightedShow differences only

Comparison of VTO6221E-P, VTO7521G
62 specifications	A Dahua Technology VTO6221E-P video intercom system Model VTO6221E-P View product	B Dahua Technology VTO7521G video intercom system Model VTO7521G View product
Features2 differ
Connectivity technology	Wired	Wired
Colour	Yes	Yes
Number of displays supported	1	1
Maximum number of cameras supportedDiffers	1	2
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	IPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Wall mountable	Yes	Yes
Display2 differ
Display diagonalDiffers	5.84 cm (2.3")	20.3 cm (8")
Display technologyDiffers	OLED	IPS
Display resolutionKnown for one	Unknown — not stated by the source	800 x 1280 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
Video formats supportedKnown for one	H.264	Unknown — not stated by the source
Camera3 differ
Megapixel (approx.)	2 MP	2 MP
Sensor type	CMOS	CMOS
Optical sensor sizeDiffers	25.4 / 2.9 mm (1 / 2.9")	25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontalDiffers	138°	88°
Viewing angle, verticalDiffers	78°	47°
Audioidentical
Built-in speaker(s)	Yes	Yes
Noise-canceling	Yes	Yes
Voice codecsKnown for one	G.711	Unknown — not stated by the source
Design5 differ
Product colourDiffers	Aluminium	Grey
IK codeDiffers	IK08	IK07
International Protection (IP) codeDiffers	IP65	IP66
Control typeDiffers	Buttons	Touch
Housing materialDiffers	Aluminium	Acrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Placement supported	Vertical	Vertical
Proper use	Outdoor	Outdoor
Network4 differ
Ethernet interface typeDiffers	Fast Ethernet	Gigabit Ethernet
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
Ethernet LAN (RJ-45) ports	1	1
Cabling technologyDiffers	10/100Base-T(X)	10/100/1000Base-T(X)
Power over Ethernet (PoE)	Yes	Yes
Supported network protocolsDiffers	TCP/IP	IPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Networking standardsKnown for one	IEEE 802.3af	Unknown — not stated by the source
Power1 differ
Indoor unit power typeKnown for one	Unknown — not stated by the source	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	100 mA
Power consumption (typical)Differs	6 W	24 W
Outdoor unit power typeKnown for one	DC	Unknown — not stated by the source
Operational conditions2 differ
Operating relative humidity (H-H)Differs	20 - 95%	10 - 90%
Operating temperature (T-T)Differs	-40 - 60 °C	-20 - 60 °C
Weight & dimensions3 differ
WidthDiffers	98 mm	145 mm
DepthDiffers	32 mm	43 mm
HeightDiffers	200 mm	389 mm
WeightKnown for one	1.5 kg	Unknown — not stated by the source
Packaging dataidentical
Outdoor unit included	Yes	Yes
Package widthKnown for one	Unknown — not stated by the source	182 mm
Package depthKnown for one	Unknown — not stated by the source	104 mm
Package heightKnown for one	Unknown — not stated by the source	413 mm
Package weightKnown for one	Unknown — not stated by the source	1.91 kg
Logistics dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Minimum order quantity	1 pc(s)	1 pc(s)
Night visionidentical
Night visionKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Linux	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 VTO7521G video intercom system

Key differences

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