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Product comparison · 2 video intercom systems

Dahua Technology VTH2421FB video intercom system vs Dahua Technology VTH8621KMS-WP video intercom system

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  • 24specifications compared
  • 9differ
  • 15identical
  • 35known for one product only

Key differences

The Dahua Technology VTH8621KMS-WP video intercom system has 2 W more power consumption (standby) than the Dahua Technology VTH2421FB video intercom system (3 W vs 1 W). The Dahua Technology VTH2421FB video intercom system has 36.5 mm more width than the Dahua Technology VTH8621KMS-WP video intercom system (221.5 mm vs 185 mm). The Dahua Technology VTH8621KMS-WP video intercom system has 2 mm more depth than the Dahua Technology VTH2421FB video intercom system (23.5 mm vs 21.5 mm). Only the Dahua Technology VTH8621KMS-WP video intercom system has outdoor unit included. Display technology: LCD on the Dahua Technology VTH2421FB video intercom system, TFT on the Dahua Technology VTH8621KMS-WP video intercom system.

  • Display technology
    • LCD
    • TFT
  • Voice codecs
    • G.711
    • G.711a, G.711u, PCM
  • Product colour
    • Black
    • Silver
  • Power consumption (standby)
    • 1 W
    • 3 W
  • Width
    • 221.5 mm
    • 185 mm
  • Depth
    • 21.5 mm
    • 23.5 mm
  • Height
    • 119.6 mm
    • 147 mm
  • Weight
    • 350 g
    • 390 g

Side by side

Differences highlightedShow differences only
59 specifications
A

Dahua Technology

VTH2421FB video intercom system

Model VTH2421FB

View product
B

Dahua Technology

VTH8621KMS-WP video intercom system

Model VTH8621KMS-WP

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
Number of displays supported11
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Echo cancellationKnown for oneYes
Motion detection functionKnown for oneYes
Wall mountableYesYes
Display1 differ
Display diagonal17.8 cm (7")17.8 cm (7")
Display technologyDiffersLCDTFT
Display resolution1024 x 600 pixels1024 x 600 pixels
TouchscreenYesYes
Touchscreen typeCapacitiveCapacitive
Backlight displayKnown for oneYes
Video formats supportedKnown for oneH.264
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersG.711G.711a, G.711u, PCM
Number of speakersKnown for one1
Design1 differ
Product colourDiffersBlackSilver
Outdoor unit housing materialKnown for oneAluminium
Control typeKnown for oneTouch
Housing materialKnown for oneMetal
Placement supportedHorizontalHorizontal
Proper useKnown for oneOutdoor
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one64 GB
Networkidentical
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technologyKnown for one10/100Base-T(X)
Power over Ethernet (PoE)Known for oneYes
Supported network protocolsKnown for oneTCP/IP
Softwareidentical
Operating system installedKnown for oneLinux
Power1 differ
Outdoor unit power typeKnown for oneDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one1 A
Power consumption (typical)7 W7 W
Power consumption (standby)Differs1 W3 W
Indoor unit power typeKnown for oneDC
Operational conditionsidentical
Operating relative humidity (H-H)Known for one10 - 95%
Operating temperature (T-T)Known for one-10 - 55 °C
Weight & dimensions4 differ
WidthDiffers221.5 mm185 mm
DepthDiffers21.5 mm23.5 mm
HeightDiffers119.6 mm147 mm
WeightDiffers350 g390 g
Packaging data1 differ
Outdoor unit includedDiffersNoYes
Package weightKnown for one580 g
Indoor unit includedKnown for oneYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes

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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