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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTO2101E-P-S2 video intercom system

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  • 33specifications compared
  • 16differ
  • 17identical
  • 26known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 3 buttons more buttons than the Dahua Technology VTO2101E-P-S2 video intercom system (4 buttons vs 1 buttons). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 57° more field of view (FOV) angle than the Dahua Technology VTO2101E-P-S2 video intercom system (147° vs 90°). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 49° more viewing angle, horizontal than the Dahua Technology VTO2101E-P-S2 video intercom system (129° vs 80°). Only the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has indoor unit included. Voice codecs: G.711 on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, G.711a, G.711u, PCM on the Dahua Technology VTO2101E-P-S2 video intercom system.

  • Number of buttons
    • 4 buttons
    • 1 buttons
  • Field of view (FOV) angle
    • 147°
    • 90°
  • Viewing angle, horizontal
    • 129°
    • 80°
  • Viewing angle, vertical
    • 74°
    • 40°
  • Voice codecs
    • G.711
    • G.711a, G.711u, PCM
  • Product colour
    • Grey
    • Black
  • IK code
    • IK08
    • IK10
  • Outdoor unit power type
    • DC
    • DC/PoE

Side by side

Differences highlightedShow differences only
59 specifications
A

Dahua Technology

DHI-VTO3211D-P4-S2 video intercom system

Model DHI-VTO3211D-P4-S2

View product
B

Dahua Technology

VTO2101E-P-S2 video intercom system

Model VTO2101E-P-S2

View product
Features1 differ
Connectivity technologyWiredWired
SpeakerphoneYesYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Echo cancellationKnown for oneYes
Number of buttonsDiffers4 buttons1 buttons
Streaming capabilityKnown for oneYes
Wall mountableYesYes
White balanceKnown for oneAuto
ColourKnown for oneYes
RFID readerKnown for oneYes
Video codecsKnown for oneH.264
Displayidentical
Wide Dynamic Range (WDR)Known for oneYes
Night visionidentical
Night visionYesYes
LED typeKnown for oneIR
Camera3 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
Field of view (FOV) angleDiffers147°90°
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalDiffers129°80°
Viewing angle, verticalDiffers74°40°
Audio1 differ
Built-in speaker(s)YesYes
Number of speakersKnown for one1
Voice codecsDiffersG.711G.711a, G.711u, PCM
Design2 differ
Product colourDiffersGreyBlack
IK codeDiffersIK08IK10
International Protection (IP) codeIP65IP65
Control typeButtonsButtons
Housing materialKnown for oneAluminium, Zinc
Placement supportedKnown for oneVertical
Proper useOutdoorOutdoor
Outdoor unit housing materialKnown for oneZinc alloy
Storageidentical
Compatible memory cardsKnown for oneSD
Outdoor unitidentical
RS-485 ports (transmitter)Known for one1
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPRTSP; DNS; P2P; UPnP; RTP; RTMP; SIP; SSH; HTTP/HTTPS; ONVIF
Cabling technologyKnown for one10/100Base-T(X)
Power1 differ
Outdoor unit power typeDiffersDCDC/PoE
Power consumption (typical)Known for one5 W
Power consumption (standby)Known for one2.5 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)-40 - 60 °C-40 - 60 °C
Weight & dimensions4 differ
WidthDiffers101 mm73 mm
DepthDiffers30 mm55 mm
HeightDiffers182 mm163 mm
WeightDiffers800 g300 g
Packaging data2 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedYesYes
Package weightDiffers660 g800 g
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Technical detailsidentical
CertificationKnown for oneCE, FCC
Softwareidentical
Operating system installedKnown for oneLinux

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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