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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO2111D-P-S3 video intercom system vs Dahua Technology DHI-VTO3211D-P2-S2 video intercom system

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  • 26specifications compared
  • 10differ
  • 16identical
  • 38known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P2-S2 video intercom system has 22° more viewing angle, horizontal than the Dahua Technology DHI-VTO2111D-P-S3 video intercom system (129° vs 107°). The Dahua Technology DHI-VTO3211D-P2-S2 video intercom system has 14° more viewing angle, vertical than the Dahua Technology DHI-VTO2111D-P-S3 video intercom system (74° vs 60°). Only the Dahua Technology DHI-VTO2111D-P-S3 video intercom system has indoor unit included. Voice codecs: G.711a, G.711u, PCM on the Dahua Technology DHI-VTO2111D-P-S3 video intercom system, G.711 on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system. Product colour: Black on the Dahua Technology DHI-VTO2111D-P-S3 video intercom system, Grey on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system.

  • Viewing angle, horizontal
    • 107°
    • 129°
  • Viewing angle, vertical
    • 60°
    • 74°
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711
  • Product colour
    • Black
    • Grey
  • Operating system installed
    • Embedded LINUX
    • Linux
  • Outdoor unit power type
    • DC/PoE
    • DC
  • Operating relative humidity (H-H)
    • 10 - 90%
    • 10 - 95%
  • Operating temperature (T-T)
    • -30 - 60 °C
    • -40 - 60 °C

Side by side

Differences highlightedShow differences only
64 specifications
A

Dahua Technology

DHI-VTO2111D-P-S3 video intercom system

Model DHI-VTO2111D-P-S3

View product
B

Dahua Technology

DHI-VTO3211D-P2-S2 video intercom system

Model DHI-VTO3211D-P2-S2

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Featuresidentical
Connectivity technologyWiredWired
Number of displays supportedKnown for one1
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Wall mountableYesYes
ColourKnown for oneYes
RFID readerKnown for oneYes
Number of buttonsKnown for one2 buttons
Video codecsKnown for oneH.264
Displayidentical
Display diagonalKnown for one17.8 cm (7")
Display technologyKnown for oneTFT
Display resolutionKnown for one1024 x 600 pixels
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Wide Dynamic Range (WDR)Known for oneYes
Night visionidentical
Night visionYesYes
LED typeKnown for oneIR
Camera2 differ
Megapixel (approx.)2 MP2 MP
Supported video modesKnown for one720p, 1080p
Sensor typeCMOSCMOS
Optical sensor size25.4 / 2.8 mm (1 / 2.8")25.4 / 2.8 mm (1 / 2.8")
Day/night modeKnown for oneYes
Maximum frame rateKnown for one30 fps
Viewing angle, diagonalKnown for one122°
Viewing angle, horizontalDiffers107°129°
Viewing angle, verticalDiffers60°74°
Field of view (FOV) angleKnown for one147°
Audio1 differ
Built-in speaker(s)YesYes
Voice codecsDiffersG.711a, G.711u, PCMG.711
Design1 differ
Product colourDiffersBlackGrey
International Protection (IP) codeIP65IP65
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
IK codeKnown for oneIK08
Outdoor unit housing materialKnown for oneAluminium
Control typeKnown for oneButtons
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneSD
Maximum memory card sizeKnown for one8 GB
Indoor unitidentical
RS-485 portsKnown for one1
Networkidentical
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one6
Power over Ethernet (PoE)YesYes
Supported network protocolsSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP
Cabling technologyKnown for one10/100Base-T(X)
Software1 differ
Operating system installedDiffersEmbedded LINUXLinux
Power1 differ
Indoor unit power typeKnown for oneDC/PoE
Outdoor unit power typeDiffersDC/PoEDC
Power consumption (typical)Known for one5 W
Power consumption (standby)1 W1 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs10 - 90%10 - 95%
Operating temperature (T-T)Differs-30 - 60 °C-40 - 60 °C
Packaging data1 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedYesYes
Package weightKnown for one660 g
Technical details1 differ
CertificationDiffersCE; FCCCE/FCC
Weight & dimensionsidentical
WidthKnown for one101 mm
DepthKnown for one31 mm
HeightKnown for one181 mm
WeightKnown for one800 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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