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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P2-S2 video intercom system vs Dahua Technology VTO3221E-P video intercom system

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  • 35specifications compared
  • 12differ
  • 23identical
  • 25known for one product only

Key differences

The Dahua Technology VTO3221E-P video intercom system has 11° more viewing angle, horizontal than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (140° vs 129°). The Dahua Technology VTO3221E-P video intercom system has 8° more viewing angle, vertical than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (82° vs 74°). The Dahua Technology VTO3221E-P video intercom system has 1 W more power consumption (standby) than the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system (2 W vs 1 W). Only the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system has colour. Optical sensor size: 25.4 / 2.8 mm (1 / 2.8") on the Dahua Technology DHI-VTO3211D-P2-S2 video intercom system, 25.4 / 2.9 mm (1 / 2.9") on the Dahua Technology VTO3221E-P video intercom system.

  • Colour
    • Yes
    • No
  • Optical sensor size
    • 25.4 / 2.8 mm (1 / 2.8")
    • 25.4 / 2.9 mm (1 / 2.9")
  • Viewing angle, horizontal
    • 129°
    • 140°
  • Viewing angle, vertical
    • 74°
    • 82°
  • Product colour
    • Grey
    • Aluminium
  • Power consumption (standby)
    • 1 W
    • 2 W
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 20 - 95%
  • Width
    • 101 mm
    • 98 mm

Side by side

Differences highlightedShow differences only
60 specifications
A

Dahua Technology

DHI-VTO3211D-P2-S2 video intercom system

Model DHI-VTO3211D-P2-S2

View product
B

Dahua Technology

VTO3221E-P video intercom system

Model VTO3221E-P

View product
Features1 differ
Connectivity technologyWiredWired
ColourDiffersYesNo
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
RFID readerYesYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneTCP/IP
Wall mountableYesYes
Number of buttonsKnown for one2 buttons
Video codecsKnown for oneH.264
Displayidentical
Display diagonalKnown for one5.84 cm (2.3")
Display technologyKnown for oneOLED
TouchscreenKnown for oneNo
Video formats supportedKnown for oneH.264
Night visionidentical
Night visionYesYes
Camera3 differ
Megapixel (approx.)2 MP2 MP
Sensor typeCMOSCMOS
Optical sensor sizeDiffers25.4 / 2.8 mm (1 / 2.8")25.4 / 2.9 mm (1 / 2.9")
Viewing angle, horizontalDiffers129°140°
Viewing angle, verticalDiffers74°82°
Field of view (FOV) angleKnown for one147°
Audioidentical
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsG.711G.711
Design1 differ
Product colourDiffersGreyAluminium
IK codeIK08IK08
International Protection (IP) codeIP65IP65
Control typeButtonsButtons
Housing materialKnown for oneAluminium
Placement supportedVerticalVertical
Proper useOutdoorOutdoor
Outdoor unit housing materialKnown for oneAluminium
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Networking standardsKnown for oneIEEE 802.3af
Supported network protocolsDiffersSIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDPTCP/IP
Softwareidentical
Operating system installedLinuxLinux
Power1 differ
Outdoor unit power typeDCDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumption (typical)Known for one7 W
Power consumption (standby)Differs1 W2 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%20 - 95%
Operating temperature (T-T)-40 - 60 °C-40 - 60 °C
Weight & dimensions4 differ
WidthDiffers101 mm98 mm
DepthDiffers31 mm32 mm
HeightDiffers181 mm200 mm
WeightDiffers800 g1.5 kg
Packaging dataidentical
Outdoor unit includedYesYes
Indoor unit includedKnown for oneNo
Package weightKnown for one660 g
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
CertificationKnown for oneCE/FCC

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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