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Product comparison · 2 video intercom systems

Dahua Technology KTW02 video intercom system vs Dahua Technology VTH8621KMS-WP video intercom system

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  • 43specifications compared
  • 13differ
  • 30identical
  • 27known for one product only

Key differences

The Dahua Technology KTW02 video intercom system has 192 GB more maximum memory card size than the Dahua Technology VTH8621KMS-WP video intercom system (256 GB vs 64 GB). The Dahua Technology KTW02 video intercom system has 21 V more AC adapter output voltage than the Dahua Technology VTH8621KMS-WP video intercom system (33 V vs 12 V). The Dahua Technology VTH8621KMS-WP video intercom system has 1 W more power consumption (typical) than the Dahua Technology KTW02 video intercom system (7 W vs 6 W). Only the Dahua Technology VTH8621KMS-WP video intercom system has colour. Connectivity technology: Wired & Wireless on the Dahua Technology KTW02 video intercom system, Wired on the Dahua Technology VTH8621KMS-WP video intercom system.

  • Connectivity technology
    • Wired & Wireless
    • Wired
  • Colour
    • No
    • Yes
  • Product colour
    • Light grey
    • Silver
  • Placement supported
    • Vertical
    • Horizontal
  • Compatible memory cards
    • MicroSD (TransFlash), SD
    • MicroSD (TransFlash)
  • Maximum memory card size
    • 256 GB
    • 64 GB
  • Outdoor unit power type
    • DC/PoE
    • DC
  • AC adapter output voltage
    • 33 V
    • 12 V

Side by side

Differences highlightedShow differences only
70 specifications
A

Dahua Technology

KTW02 video intercom system

Model KTW02

View product
B

Dahua Technology

VTH8621KMS-WP video intercom system

Model VTH8621KMS-WP

View product
Features2 differ
Connectivity technologyDiffersWired & WirelessWired
ColourDiffersNoYes
Maximum number of cameras supported11
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlYesYes
Built-in microphoneYesYes
Door station controlYesYes
Motion detection functionYesYes
VoIP protocolsKnown for oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wall mountableYesYes
Number of displays supportedKnown for one1
Echo cancellationKnown for oneYes
Displayidentical
Display diagonal17.8 cm (7")17.8 cm (7")
Display technologyTFTTFT
Display resolution1024 x 600 pixels1024 x 600 pixels
TouchscreenYesYes
Video formats supportedKnown for oneH.264, H.265
Touchscreen typeKnown for oneCapacitive
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR
Cameraidentical
Megapixel (approx.)Known for one2 MP
Supported video modesKnown for one720p, 1080p
Sensor typeKnown for oneCMOS
Optical sensor sizeKnown for one25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalKnown for one110°
Viewing angle, verticalKnown for one62°
Audioidentical
Built-in speaker(s)YesYes
Noise-cancelingYesYes
Voice codecsG.711a, G.711u, PCMG.711a, G.711u, PCM
Design3 differ
Product colourDiffersLight greySilver
International Protection (IP) codeKnown for oneIP65
Control typeTouchTouch
Housing materialDiffersAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)Metal
Placement supportedDiffersVerticalHorizontal
Proper useOutdoorOutdoor
Outdoor unit housing materialKnown for oneAluminium
Storage2 differ
Memory card slotYesYes
Compatible memory cardsDiffersMicroSD (TransFlash), SDMicroSD (TransFlash)
Maximum memory card sizeDiffers256 GB64 GB
Networkidentical
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) ports11
Wi-FiYesYes
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsKnown for oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Power4 differ
Outdoor unit power typeDiffersDC/PoEDC
AC adapter output voltageDiffers33 V12 V
AC adapter output current1 A1 A
Power consumption (typical)Differs6 W7 W
Power consumption (standby)Differs3.5 W3 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs10 - 90%10 - 95%
Operating temperature (T-T)Differs-40 - 60 °C-10 - 55 °C
Weight & dimensionsidentical
Door station dimensions (WxDxH)Known for one160 x 50 x 30 mm
WidthKnown for one185 mm
DepthKnown for one23.5 mm
HeightKnown for one147 mm
WeightKnown for one390 g
Packaging dataidentical
Indoor unit includedKnown for oneYes
Outdoor unit includedYesYes
Package weightKnown for one580 g
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)
Minimum order quantity1 pc(s)1 pc(s)
Technical detailsidentical
Compliance certificatesCE, Federal Communications Commission (FCC)CE, Federal Communications Commission (FCC)
Sustainability complianceYesYes
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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