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Product comparison · 2 video intercom systems

Dahua Technology VTO3211D-P4-S1 video intercom system vs Dahua Technology VTO7521G video intercom system

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  • 29specifications compared
  • 14differ
  • 15identical
  • 35known for one product only

Key differences

The Dahua Technology VTO3211D-P4-S1 video intercom system has 46° more viewing angle, horizontal than the Dahua Technology VTO7521G video intercom system (134° vs 88°). The Dahua Technology VTO3211D-P4-S1 video intercom system has 47.8° more viewing angle, vertical than the Dahua Technology VTO7521G video intercom system (94.8° vs 47°). The Dahua Technology VTO7521G video intercom system has 18 W more power consumption (typical) than the Dahua Technology VTO3211D-P4-S1 video intercom system (24 W vs 6 W). IK code: IK08 on the Dahua Technology VTO3211D-P4-S1 video intercom system, IK07 on the Dahua Technology VTO7521G video intercom system. International Protection (IP) code: IP65 on the Dahua Technology VTO3211D-P4-S1 video intercom system, IP66 on the Dahua Technology VTO7521G video intercom system.

  • Viewing angle, horizontal
    • 134°
    • 88°
  • Viewing angle, vertical
    • 94.8°
    • 47°
  • IK code
    • IK08
    • IK07
  • International Protection (IP) code
    • IP65
    • IP66
  • Control type
    • Buttons
    • Touch
  • Ethernet interface type
    • Fast Ethernet
    • Gigabit Ethernet
  • Ethernet LAN data rates
    • 10,100 Mbit/s
    • 10,100,1000 Mbit/s
  • Cabling technology
    • 10/100Base-T(X)
    • 10/100/1000Base-T(X)

Side by side

Differences highlightedShow differences only
64 specifications
A

Dahua Technology

VTO3211D-P4-S1 video intercom system

Model VTO3211D-P4-S1

View product
B

Dahua Technology

VTO7521G video intercom system

Model VTO7521G

View product
Featuresidentical
Number of displays supportedKnown for one1
Maximum number of cameras supportedKnown for one2
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Number of buttonsKnown for one4 buttons
Video codecsKnown for oneH.264
Displayidentical
Display diagonalKnown for one20.3 cm (8")
Display technologyKnown for oneIPS
Display resolutionKnown for one800 x 1280 pixels
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Camera2 differ
Viewing angle, horizontalDiffers134°88°
Viewing angle, verticalDiffers94.8°47°
Field of view (FOV) angleKnown for one151°
Audioidentical
Noise-cancelingKnown for oneYes
Voice codecsKnown for oneG.711
Design3 differ
IK codeDiffersIK08IK07
International Protection (IP) codeDiffersIP65IP66
Control typeDiffersButtonsTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Placement supportedKnown for oneVertical
Outdoor unit housing materialKnown for oneZinc alloy
Network4 differ
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
Supported network protocolsDiffersTCP/IPIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Power1 differ
Indoor unit power typeKnown for oneDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumptionKnown for one100 mA
Power consumption (typical)Differs6 W24 W
Outdoor unit power typeKnown for oneDC
Operational conditions1 differ
Operating temperature (T-T)Differs-30 - 60 °C-20 - 60 °C
Weight & dimensions3 differ
WidthDiffers101 mm145 mm
DepthDiffers30 mm43 mm
HeightDiffers182 mm389 mm
WeightKnown for one800 g
Packaging dataidentical
Package widthKnown for one182 mm
Package depthKnown for one104 mm
Package heightKnown for one413 mm
Package weightKnown for one1.91 kg
Indoor unit includedKnown for oneNo
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Night visionidentical
Night visionKnown for oneYes

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.

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