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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P2-S1 video intercom system vs Dahua Technology VTH2421FW video intercom system

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  • 21specifications compared
  • 9differ
  • 12identical
  • 30known for one product only

Key differences

The Dahua Technology VTH2421FW video intercom system has 1 W more power consumption (typical) than the Dahua Technology DHI-VTO3211D-P2-S1 video intercom system (7 W vs 6 W). The Dahua Technology VTH2421FW video intercom system has 120.5 mm more width than the Dahua Technology DHI-VTO3211D-P2-S1 video intercom system (221.5 mm vs 101 mm). The Dahua Technology DHI-VTO3211D-P2-S1 video intercom system has 8.5 mm more depth than the Dahua Technology VTH2421FW video intercom system (30 mm vs 21.5 mm). Only the Dahua Technology VTH2421FW video intercom system has indoor unit included. Only the Dahua Technology DHI-VTO3211D-P2-S1 video intercom system has outdoor unit included.

  • Product colour
    • Grey
    • Black, White
  • Power consumption (typical)
    • 6 W
    • 7 W
  • Operating temperature (T-T)
    • -30 - 60 °C
    • -10 - 55 °C
  • Width
    • 101 mm
    • 221.5 mm
  • Depth
    • 30 mm
    • 21.5 mm
  • Height
    • 182 mm
    • 119.6 mm
  • Weight
    • 800 g
    • 350 g
  • Indoor unit included
    • No
    • Yes

Side by side

Differences highlightedShow differences only
51 specifications
A

Dahua Technology

DHI-VTO3211D-P2-S1 video intercom system

Model DHI-VTO3211D-P2-S1

View product
B

Dahua Technology

VTH2421FW video intercom system

Model VTH2421FW

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneYesYes
RFID readerKnown for oneYes
Built-in microphoneYesYes
Number of buttonsKnown for one2 buttons
Video codecsKnown for oneH.264
Wall mountableYesYes
Number of displays supportedKnown for one1
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 one151°
Viewing angle, horizontalKnown for one134°
Viewing angle, verticalKnown for one94.8°
Audioidentical
Built-in speaker(s)YesYes
Voice codecsG.711G.711
Number of speakersKnown for one1
Design1 differ
Product colourDiffersGreyBlack, White
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Outdoor unit housing materialKnown for oneZinc alloy
Control typeKnown for oneButtons
Proper useKnown for oneOutdoor
Placement supportedKnown for oneHorizontal
Networkidentical
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)Known for oneYes
Supported network protocolsTCP/IPTCP/IP
Softwareidentical
Operating system installedLinuxLinux
Power1 differ
Outdoor unit power typeKnown for oneDC
Power consumption (typical)Differs6 W7 W
Indoor unit power typeKnown for oneDC
Power consumption (standby)Known for one1 W
Operational conditions1 differ
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Differs-30 - 60 °C-10 - 55 °C
Weight & dimensions4 differ
WidthDiffers101 mm221.5 mm
DepthDiffers30 mm21.5 mm
HeightDiffers182 mm119.6 mm
WeightDiffers800 g350 g
Packaging data2 differ
Indoor unit includedDiffersNoYes
Outdoor unit includedDiffersYesNo
Displayidentical
Display diagonalKnown for one17.8 cm (7")
Display technologyKnown for oneLCD
Display resolutionKnown for one1024 x 600 pixels
Backlight displayKnown for oneYes
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Video formats supportedKnown for oneH.264

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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