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Product comparison · 2 video intercom systems

Dahua Technology DHI-KTA03M video intercom system vs Dahua Technology VTH2421FB video intercom system

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  • 12specifications compared
  • 6differ
  • 6identical
  • 36known for one product only

Key differences

The Dahua Technology VTH2421FB video intercom system has 38.8 mm more width than the Dahua Technology DHI-KTA03M video intercom system (221.5 mm vs 182.7 mm). The Dahua Technology VTH2421FB video intercom system has 3.8 mm more depth than the Dahua Technology DHI-KTA03M video intercom system (21.5 mm vs 17.7 mm). The Dahua Technology DHI-KTA03M video intercom system has 14.3 mm more height than the Dahua Technology VTH2421FB video intercom system (133.9 mm vs 119.6 mm). Only the Dahua Technology DHI-KTA03M video intercom system has outdoor unit included. Product colour: Black, White on the Dahua Technology DHI-KTA03M video intercom system, Black on the Dahua Technology VTH2421FB video intercom system.

  • Product colour
    • Black, White
    • Black
  • Width
    • 182.7 mm
    • 221.5 mm
  • Depth
    • 17.7 mm
    • 21.5 mm
  • Height
    • 133.9 mm
    • 119.6 mm
  • Weight
    • 250 g
    • 350 g
  • Outdoor unit included
    • Yes
    • No

Side by side

Differences highlightedShow differences only
48 specifications
A

Dahua Technology

DHI-KTA03M video intercom system

Model DHI-KTA03M

View product
B

Dahua Technology

VTH2421FB video intercom system

Model VTH2421FB

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
SpeakerphoneYesYes
Number of displays supportedKnown for one1
Built-in microphoneKnown for oneYes
Wall mountableKnown for oneYes
Displayidentical
Display diagonal17.8 cm (7")17.8 cm (7")
Display resolution1024 x 600 pixels1024 x 600 pixels
Wide Dynamic Range (WDR)Known for oneYes
Display technologyKnown for oneLCD
Backlight displayKnown for oneYes
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Video formats supportedKnown for oneH.264
Cameraidentical
Megapixel (approx.)Known for one1.3 MP
Sensor typeKnown for oneCMOS
Optical sensor sizeKnown for one25.4 / 4 mm (1 / 4")
Day/night modeKnown for oneYes
Viewing angle, horizontalKnown for one70°
Viewing angle, verticalKnown for one40°
Design1 differ
Product colourDiffersBlack, WhiteBlack
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneHorizontal
Poweridentical
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one1 A
Indoor unit power typeKnown for oneDC
Power consumption (typical)Known for one7 W
Power consumption (standby)Known for one1 W
Operational conditionsidentical
Door station operating temperature (T-T)Known for one-30 - 60 °C
Main monitor station operating temperature (T-T)Known for one-10 - 55 °C
Operating relative humidity (H-H)Known for one10 - 95%
Weight & dimensions4 differ
WidthDiffers182.7 mm221.5 mm
DepthDiffers17.7 mm21.5 mm
HeightDiffers133.9 mm119.6 mm
WeightDiffers250 g350 g
Door station dimensions (WxDxH)Known for one46 x 33.8 x 131.45 mm
Packaging data1 differ
Indoor unit includedYesYes
Outdoor unit includedDiffersYesNo
Rain coverKnown for oneYes
Package weightKnown for one480 g
Technical detailsidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes
Audioidentical
Built-in speaker(s)Known for oneYes
Number of speakersKnown for one1
Voice codecsKnown for oneG.711
Networkidentical
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Supported network protocolsKnown for oneTCP/IP

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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