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Product comparison · 2 video intercom systems

Dahua Technology VTA2302A video intercom system vs Dahua Technology VTO7521G video intercom system

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  • 28specifications compared
  • 13differ
  • 15identical
  • 36known for one product only

Key differences

The Dahua Technology VTA2302A video intercom system has 3° more viewing angle, horizontal than the Dahua Technology VTO7521G video intercom system (91° vs 88°). The Dahua Technology VTO7521G video intercom system has 18 W more power consumption (typical) than the Dahua Technology VTA2302A video intercom system (24 W vs 6 W). The Dahua Technology VTO7521G video intercom system has 40 mm more width than the Dahua Technology VTA2302A video intercom system (145 mm vs 105 mm). Only the Dahua Technology VTO7521G video intercom system has colour. Optical sensor size: 25.4 / 2.7 mm (1 / 2.7") on the Dahua Technology VTA2302A video intercom system, 25.4 / 2.8 mm (1 / 2.8") on the Dahua Technology VTO7521G video intercom system.

  • Colour
    • No
    • Yes
  • Optical sensor size
    • 25.4 / 2.7 mm (1 / 2.7")
    • 25.4 / 2.8 mm (1 / 2.8")
  • Viewing angle, horizontal
    • 91°
    • 88°
  • Control type
    • Buttons
    • Touch
  • Proper use
    • Indoor & outdoor
    • Outdoor
  • Ethernet interface type
    • Fast Ethernet
    • Gigabit Ethernet
  • Ethernet LAN data rates
    • 10,100 Mbit/s
    • 10,100,1000 Mbit/s
  • Power consumption (typical)
    • 6 W
    • 24 W

Side by side

Differences highlightedShow differences only
64 specifications
A

Dahua Technology

VTA2302A video intercom system

Model VTA2302A

View product
B

Dahua Technology

VTO7521G video intercom system

Model VTO7521G

View product
Features1 differ
Connectivity technologyWiredWired
ColourDiffersNoYes
Number of displays supported11
Maximum number of cameras supportedKnown for one2
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Wall mountableYesYes
Number of buttonsKnown for one2 buttons
Viewing angleKnown for one111°
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
Megapixel (approx.)2 MP2 MP
Sensor typeCMOSCMOS
Optical sensor sizeDiffers25.4 / 2.7 mm (1 / 2.7")25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontalDiffers91°88°
Viewing angle, vertical47°47°
Supported video modesKnown for one720p, 1080p
Field of view (FOV) angleKnown for one111°
Audioidentical
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Design2 differ
Product colourGreyGrey
IK codeKnown for oneIK07
International Protection (IP) codeKnown for oneIP66
Control typeDiffersButtonsTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Placement supportedVerticalVertical
Proper useDiffersIndoor & outdoorOutdoor
Network2 differ
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Ethernet LAN (RJ-45) ports11
Cabling technologyKnown for one10/100/1000Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsKnown for oneIPv4, 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
Power consumption (standby)Known for one2 W
Operational conditions1 differ
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Differs-30 - 60 °C-20 - 60 °C
Weight & dimensions3 differ
WidthDiffers105 mm145 mm
DepthDiffers46.7 mm43 mm
HeightDiffers180 mm389 mm
Packaging data1 differ
Outdoor unit includedYesYes
Package widthKnown for one182 mm
Package depthKnown for one104 mm
Package heightKnown for one413 mm
Package weightDiffers1.2 kg1.91 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
Technical detailsidentical
CertificationKnown for oneCE, FCC

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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