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Product comparison · 2 video intercom systems

Dahua Technology VTH1520A video intercom system vs Dahua Technology VTO3211D-P-S1 video intercom system

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  • 18specifications compared
  • 7differ
  • 11identical
  • 31known for one product only

Key differences

The Dahua Technology VTH1520A video intercom system has 1 W more power consumption (typical) than the Dahua Technology VTO3211D-P-S1 video intercom system (7 W vs 6 W). The Dahua Technology VTH1520A video intercom system has 120.2 mm more width than the Dahua Technology VTO3211D-P-S1 video intercom system (221.2 mm vs 101 mm). The Dahua Technology VTO3211D-P-S1 video intercom system has 4.2 mm more depth than the Dahua Technology VTH1520A video intercom system (30 mm vs 25.8 mm). Only the Dahua Technology VTH1520A video intercom system has indoor unit included. Product colour: White on the Dahua Technology VTH1520A video intercom system, Grey on the Dahua Technology VTO3211D-P-S1 video intercom system.

  • Product colour
    • White
    • Grey
  • Proper use
    • Indoor & outdoor
    • Outdoor
  • Power consumption (typical)
    • 7 W
    • 6 W
  • Width
    • 221.2 mm
    • 101 mm
  • Depth
    • 25.8 mm
    • 30 mm
  • Height
    • 154.3 mm
    • 182 mm
  • Indoor unit included
    • Yes
    • No

Side by side

Differences highlightedShow differences only
49 specifications
A

Dahua Technology

VTH1520A video intercom system

Model VTH1520A

View product
B

Dahua Technology

VTO3211D-P-S1 video intercom system

Model VTO3211D-P-S1

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneKnown for oneYes
RFID readerKnown for oneYes
Built-in microphoneYesYes
Number of buttonsKnown for one1 buttons
Video codecsKnown for oneH.264
Wall mountableYesYes
Door station controlKnown for oneYes
Night visionidentical
Night visionKnown for oneYes
Cameraidentical
Megapixel (approx.)Known for one2 MP
Sensor typeKnown for oneCMOS
Optical sensor sizeKnown for one25.4 / 2.8 mm (1 / 2.8")
Field of view (FOV) angleKnown for one151°
Viewing angle, horizontalKnown for one134°
Viewing angle, verticalKnown for one94.8°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Design2 differ
Product colourDiffersWhiteGrey
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Outdoor unit housing materialKnown for oneZinc alloy
Control typeButtonsButtons
Proper useDiffersIndoor & outdoorOutdoor
Smartphone supportKnown for oneYes
Networkidentical
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)Known for oneYes
Supported network protocolsTCP/IPTCP/IP
Power1 differ
Outdoor unit power typeKnown for oneDC
Power consumption (typical)Differs7 W6 W
AC adapter output voltageKnown for one12 V
Power consumption (standby)Known for one1.5 W
Operational conditionsidentical
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Known for one-30 - 60 °C
Main monitor station operating temperature (T-T)Known for one-10 - 55 °C
Weight & dimensions3 differ
WidthDiffers221.2 mm101 mm
DepthDiffers25.8 mm30 mm
HeightDiffers154.3 mm182 mm
Weight800 g800 g
Packaging data1 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedKnown for oneYes
Displayidentical
Display diagonalKnown for one17.8 cm (7")
Display technologyKnown for oneLCD/TFT
Display resolutionKnown for one800 x 480 pixels
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one4 GB

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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