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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTH1520A video intercom system

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  • 17specifications compared
  • 7differ
  • 10identical
  • 34known for one product only

Key differences

The Dahua Technology VTH1520A video intercom system has 120.2 mm more width than the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system (221.2 mm vs 101 mm). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 4.2 mm more depth than the Dahua Technology VTH1520A video intercom system (30 mm vs 25.8 mm). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 27.7 mm more height than the Dahua Technology VTH1520A video intercom system (182 mm vs 154.3 mm). Product colour: Grey on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, White on the Dahua Technology VTH1520A video intercom system. Proper use: Outdoor on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, Indoor & outdoor on the Dahua Technology VTH1520A video intercom system.

  • Product colour
    • Grey
    • White
  • Proper use
    • Outdoor
    • Indoor & outdoor
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 10 - 90%
  • Width
    • 101 mm
    • 221.2 mm
  • Depth
    • 30 mm
    • 25.8 mm
  • Height
    • 182 mm
    • 154.3 mm

Side by side

Differences highlightedShow differences only
51 specifications
A

Dahua Technology

DHI-VTO3211D-P4-S2 video intercom system

Model DHI-VTO3211D-P4-S2

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B

Dahua Technology

VTH1520A video intercom system

Model VTH1520A

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Featuresidentical
SpeakerphoneKnown for oneYes
RFID readerKnown for oneYes
Number of buttonsKnown for one4 buttons
Video codecsKnown for oneH.264
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°
Design2 differ
Product colourDiffersGreyWhite
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Outdoor unit housing materialKnown for oneZinc alloy
Proper useDiffersOutdoorIndoor & outdoor
Smartphone supportKnown for oneYes
Network1 differ
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Power over Ethernet (PoE)Known for oneYes
Supported network protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPTCP/IP
Softwareidentical
Operating system installedKnown for oneLinux
Poweridentical
Outdoor unit power typeKnown for oneDC
AC adapter output voltageKnown for one12 V
Power consumption (typical)Known for one7 W
Power consumption (standby)Known for one1.5 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
DepthDiffers30 mm25.8 mm
HeightDiffers182 mm154.3 mm
Packaging dataidentical
Outdoor unit includedKnown for oneYes
Package weightKnown for one660 g
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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