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Product comparison · 2 video intercom systems

Dahua Technology KTA04 video intercom system vs Dahua Technology KTW02 video intercom system

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  • 19specifications compared
  • 11differ
  • 8identical
  • 53known for one product only

Key differences

The Dahua Technology KTW02 video intercom system has 0.7 MP more megapixel (approx.) than the Dahua Technology KTA04 video intercom system (2 MP vs 1.3 MP). The Dahua Technology KTW02 video intercom system has 40° more viewing angle, horizontal than the Dahua Technology KTA04 video intercom system (110° vs 70°). The Dahua Technology KTW02 video intercom system has 22° more viewing angle, vertical than the Dahua Technology KTA04 video intercom system (62° vs 40°). Only the Dahua Technology KTA04 video intercom system has colour. Connectivity technology: Wired on the Dahua Technology KTA04 video intercom system, Wired & Wireless on the Dahua Technology KTW02 video intercom system.

  • Connectivity technology
    • Wired
    • Wired & Wireless
  • Colour
    • Yes
    • No
  • Display diagonal
    • 10.9 cm (4.3")
    • 17.8 cm (7")
  • Display resolution
    • 480 x 272 pixels
    • 1024 x 600 pixels
  • Megapixel (approx.)
    • 1.3 MP
    • 2 MP
  • Viewing angle, horizontal
    • 70°
    • 110°
  • Viewing angle, vertical
    • 40°
    • 62°
  • Product colour
    • Silver, White
    • Light grey

Side by side

Differences highlightedShow differences only
72 specifications
A

Dahua Technology

KTA04 video intercom system

Model KTA04

View product
B

Dahua Technology

KTW02 video intercom system

Model KTW02

View product
Features2 differ
Connectivity technologyDiffersWiredWired & Wireless
ColourDiffersYesNo
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneKnown for oneYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wall mountableKnown for oneYes
Number of displays supportedKnown for one1
Display2 differ
Display diagonalDiffers10.9 cm (4.3")17.8 cm (7")
Display resolutionDiffers480 x 272 pixels1024 x 600 pixels
TouchscreenKnown for oneYes
Video formats supportedKnown for oneH.264, H.265
Wide Dynamic Range (WDR)Known for oneYes
Camera3 differ
Megapixel (approx.)Differs1.3 MP2 MP
Supported video modesKnown for one720p, 1080p
Optical sensor sizeKnown for one25.4 / 2.8 mm (1 / 2.8")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalDiffers70°110°
Viewing angle, verticalDiffers40°62°
Day/night modeKnown for oneYes
Audioidentical
Built-in speaker(s)Known for oneYes
Noise-cancelingKnown for oneYes
Voice codecsKnown for oneG.711a, G.711u, PCM
Design2 differ
Product colourDiffersSilver, WhiteLight grey
International Protection (IP) codeKnown for oneIP65
Control typeDiffersButtons, TouchTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Outdoor unit housing materialKnown for onePlastic
LED indicatorsKnown for onePower
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash), SD
Maximum memory card sizeKnown for one256 GB
Networkidentical
Ethernet interface typeKnown for oneFast Ethernet
Ethernet LAN data ratesKnown for one10,100 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 oneRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Poweridentical
Outdoor unit power typeKnown for oneDC/PoE
AC adapter output voltageKnown for one33 V
AC adapter output currentKnown for one1 A
Power consumption (typical)Known for one6 W
Power consumption (standby)Known for one3.5 W
Indoor unit power typeKnown for oneDC
Battery voltageKnown for one12 V
Operational conditions1 differ
Operating relative humidity (H-H)Known for one10 - 90%
Operating temperature (T-T)Differs-10 - 55 °C-40 - 60 °C
Weight & dimensions1 differ
Door station dimensions (WxDxH)Differs131.45 x 46 x 33.8 mm160 x 50 x 30 mm
WidthKnown for one136 mm
DepthKnown for one140 mm
HeightKnown for one18.3 mm
WeightKnown for one160 g
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
CertificationKnown for oneCE/FCC

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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