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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P2-S2 video intercom system vs Dahua Technology VTH1520A video intercom system

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  • 18specifications compared
  • 9differ
  • 9identical
  • 35known for one product only

Key differences

The Dahua Technology VTH1520A video intercom system has 0.5 W more power consumption (standby) than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (1.5 W vs 1 W). The Dahua Technology VTH1520A video intercom system has 120.2 mm more width than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (221.2 mm vs 101 mm). The Dahua Technology DHI-VTO3211D-P2-S2 video intercom system has 5.2 mm more depth than the Dahua Technology VTH1520A video intercom system (31 mm vs 25.8 mm). Only the Dahua Technology VTH1520A video intercom system has indoor unit included. Product colour: Grey on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system, White on the Dahua Technology VTH1520A video intercom system.

  • Product colour
    • Grey
    • White
  • Proper use
    • Outdoor
    • Indoor & outdoor
  • Power consumption (standby)
    • 1 W
    • 1.5 W
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 10 - 90%
  • Width
    • 101 mm
    • 221.2 mm
  • Depth
    • 31 mm
    • 25.8 mm
  • Height
    • 181 mm
    • 154.3 mm
  • Indoor unit included
    • No
    • Yes

Side by side

Differences highlightedShow differences only
53 specifications
A

Dahua Technology

DHI-VTO3211D-P2-S2 video intercom system

Model DHI-VTO3211D-P2-S2

View product
B

Dahua Technology

VTH1520A video intercom system

Model VTH1520A

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneKnown for oneYes
RFID readerKnown for oneYes
Built-in microphoneYesYes
Number of buttonsKnown for one2 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 one147°
Viewing angle, horizontalKnown for one129°
Viewing angle, verticalKnown for one74°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Design2 differ
Product colourDiffersGreyWhite
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Outdoor unit housing materialKnown for oneAluminium
Control typeButtonsButtons
Placement supportedKnown for oneVertical
Proper useDiffersOutdoorIndoor & outdoor
Smartphone supportKnown for oneYes
Network1 differ
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 protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPTCP/IP
Softwareidentical
Operating system installedKnown for oneLinux
Power1 differ
Outdoor unit power typeKnown for oneDC
Power consumption (standby)Differs1 W1.5 W
AC adapter output voltageKnown for one12 V
Power consumption (typical)Known for one7 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)Known for one-40 - 60 °C
Main monitor station operating temperature (T-T)Known for one-10 - 55 °C
Weight & dimensions3 differ
WidthDiffers101 mm221.2 mm
DepthDiffers31 mm25.8 mm
HeightDiffers181 mm154.3 mm
Weight800 g800 g
Packaging data1 differ
Indoor unit includedDiffersNoYes
Outdoor unit includedKnown for oneYes
Package weightKnown for one660 g
Technical detailsidentical
CertificationKnown for oneCE/FCC
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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