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Product comparison · 2 video intercom systems

Dahua Technology VTH2421FW-P video intercom system vs Dahua Technology VTO3211D-P video intercom system

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  • 17specifications compared
  • 9differ
  • 8identical
  • 30known for one product only

Key differences

The Dahua Technology VTH2421FW-P video intercom system has 120.5 mm more width than the Dahua Technology VTO3211D-P video intercom system (221.5 mm vs 101 mm). The Dahua Technology VTO3211D-P video intercom system has 8.5 mm more depth than the Dahua Technology VTH2421FW-P video intercom system (30 mm vs 21.5 mm). The Dahua Technology VTO3211D-P video intercom system has 62.4 mm more height than the Dahua Technology VTH2421FW-P video intercom system (182 mm vs 119.6 mm). Only the Dahua Technology VTH2421FW-P video intercom system has indoor unit included. Only the Dahua Technology VTO3211D-P video intercom system has outdoor unit included.

  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711
  • Product colour
    • Black, White
    • Black, Grey
  • Operating relative humidity (H-H)
    • 10 - 95%
    • 10 - 90%
  • Width
    • 221.5 mm
    • 101 mm
  • Depth
    • 21.5 mm
    • 30 mm
  • Height
    • 119.6 mm
    • 182 mm
  • Weight
    • 350 g
    • 800 g
  • Indoor unit included
    • Yes
    • No

Side by side

Differences highlightedShow differences only
47 specifications
A

Dahua Technology

VTH2421FW-P video intercom system

Model VTH2421FW-P

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B

Dahua Technology

VTO3211D-P video intercom system

Model VTO3211D-P

View product
Featuresidentical
ColourKnown for oneYes
Video codecsKnown for oneH.264
Number of buttonsKnown for one1 buttons
Displayidentical
Display diagonalKnown for one17.8 cm (7")
Display technologyKnown for oneLCD/TFT
Display resolutionKnown for one1024 x 600 pixels
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Audio1 differ
Speaker powerKnown for one1.5 W
Voice codecsDiffersG.711a, G.711u, PCMG.711
Design1 differ
Product colourDiffersBlack, WhiteBlack, Grey
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Outdoor unit housing materialKnown for oneAluminium
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Networkidentical
Ethernet LAN (RJ-45) portsKnown for one1
Networking standardsKnown for oneIEEE 802.3af
Power over Ethernet (PoE)Known for oneYes
Poweridentical
Indoor unit power typeKnown for oneDC
Power consumption (typical)Known for one6 W
Power consumption (standby)Known for one4 W
Outdoor unit power typeKnown for oneDC
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 95%10 - 90%
Operating temperature (T-T)Known for one-10 - 55 °C
Door station operating temperature (T-T)Known for one-40 - 60 °C
Weight & dimensions4 differ
WidthDiffers221.5 mm101 mm
DepthDiffers21.5 mm30 mm
HeightDiffers119.6 mm182 mm
WeightDiffers350 g800 g
Packaging data2 differ
Indoor unit includedDiffersYesNo
Outdoor unit includedDiffersNoYes
Technical detailsidentical
CertificationKnown for oneEN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 IEC 60950-1:2005 (Second Edition); Am1:2009 + Am2:2013 FCC CFR 47 Part 15 subpart B EN 55032:2015; EN 610003 2:2014; EN 61000 3 3:2013; EN 55024:2010/A1:2015; EN 55035:2017; EN 50130 4:2011/A1:2014
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")
Viewing angle, horizontalKnown for one140°
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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