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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTO3211D-P2 video intercom system

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  • 30specifications compared
  • 7differ
  • 23identical
  • 11known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 2 buttons more buttons than the Dahua Technology VTO3211D-P2 video intercom system (4 buttons vs 2 buttons). The Dahua Technology VTO3211D-P2 video intercom system has 11° more viewing angle, horizontal than the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system (140° vs 129°). Only the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has indoor unit included. Product colour: Grey on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, Black, Grey on the Dahua Technology VTO3211D-P2 video intercom system. Outdoor unit housing material: Zinc alloy on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, Aluminium on the Dahua Technology VTO3211D-P2 video intercom system.

  • Number of buttons
    • 4 buttons
    • 2 buttons
  • Viewing angle, horizontal
    • 129°
    • 140°
  • Product colour
    • Grey
    • Black, Grey
  • Outdoor unit housing material
    • Zinc alloy
    • Aluminium
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 10 - 90%
  • Indoor unit included
    • Yes
    • No

Side by side

Differences highlightedShow differences only
41 specifications
A

Dahua Technology

DHI-VTO3211D-P4-S2 video intercom system

Model DHI-VTO3211D-P4-S2

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B

Dahua Technology

VTO3211D-P2 video intercom system

Model VTO3211D-P2

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Features1 differ
Connectivity technologyWiredWired
ColourKnown for oneYes
SpeakerphoneYesYes
RFID readerKnown for oneYes
Built-in microphoneYesYes
Number of buttonsDiffers4 buttons2 buttons
Video codecsKnown for oneH.264
Wall mountableYesYes
Night visionidentical
Night visionYesYes
Camera1 differ
Megapixel (approx.)2 MP2 MP
Sensor typeCMOSCMOS
Optical sensor size25.4 / 2.8 mm (1 / 2.8")25.4 / 2.8 mm (1 / 2.8")
Field of view (FOV) angleKnown for one147°
Viewing angle, horizontalDiffers129°140°
Viewing angle, verticalKnown for one74°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Design2 differ
Product colourDiffersGreyBlack, Grey
IK codeIK08IK08
International Protection (IP) codeIP65IP65
Outdoor unit housing materialDiffersZinc alloyAluminium
Control typeKnown for oneButtons
Proper useOutdoorOutdoor
Placement supportedKnown for oneVertical
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Cabling technologyKnown for one10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPTCP/IP
Softwareidentical
Operating system installedLinuxLinux
Poweridentical
Outdoor unit power typeDCDC
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)Known for one-40 - 60 °C
Door station operating temperature (T-T)Known for one-40 - 60 °C
Weight & dimensionsidentical
Width101 mm101 mm
Depth30 mm30 mm
Height182 mm182 mm
Weight800 g800 g
Packaging data1 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedYesYes
Package weightKnown for one660 g

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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