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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTH5221D video intercom system vs Dahua Technology KTW02 video intercom system

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  • 27specifications compared
  • 12differ
  • 15identical
  • 45known for one product only

Key differences

The Dahua Technology DHI-VTH5221D video intercom system has 31 more maximum cameras supported than the Dahua Technology KTW02 video intercom system (32 vs 1). The Dahua Technology KTW02 video intercom system has 224 GB more maximum memory card size than the Dahua Technology DHI-VTH5221D video intercom system (256 GB vs 32 GB). The Dahua Technology DHI-VTH5221D 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 DHI-VTH5221D video intercom system has colour. Only the Dahua Technology KTW02 video intercom system has speakerphone.

  • Colour
    • Yes
    • No
  • Maximum number of cameras supported
    • 32
    • 1
  • Speakerphone
    • No
    • Yes
  • Voice codecs
    • G.711
    • G.711a, G.711u, PCM
  • Product colour
    • Black
    • Light grey
  • Compatible memory cards
    • MicroSD (TransFlash)
    • MicroSD (TransFlash), SD
  • Maximum memory card size
    • 32 GB
    • 256 GB
  • Power consumption (typical)
    • 7 W
    • 6 W

Side by side

Differences highlightedShow differences only
72 specifications
A

Dahua Technology

DHI-VTH5221D video intercom system

Model DHI-VTH5221D

View product
B

Dahua Technology

KTW02 video intercom system

Model KTW02

View product
Features3 differ
ColourDiffersYesNo
Maximum number of cameras supportedDiffers321
SpeakerphoneDiffersNoYes
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
Number of displays supportedKnown for one1
Displayidentical
Video formats supportedKnown for oneH.264, H.265
Backlight displayKnown for oneYes
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°
Audio1 differ
Built-in speaker(s)Known for oneYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersG.711G.711a, G.711u, PCM
Design1 differ
Product colourDiffersBlackLight grey
International Protection (IP) codeKnown for oneIP65
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Storage2 differ
Compatible memory cardsDiffersMicroSD (TransFlash)MicroSD (TransFlash), SD
Maximum memory card sizeDiffers32 GB256 GB
Network2 differ
Ethernet LAN (RJ-45) portsKnown for one1
Wi-Fi standardsDiffers802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Supported network protocolsDiffersTCP/IPRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Networking standardsKnown for oneIEEE 802.11b, IEEE 802.11g
Power2 differ
Outdoor unit power typeKnown for oneDC/PoE
AC adapter output voltageKnown for one33 V
AC adapter output currentKnown for one1 A
Power consumption (typical)Differs7 W6 W
Power consumption (standby)Differs1 W3.5 W
Indoor unit power typeKnown for oneDC
Operational conditionsidentical
Operating temperature (T-T)Known for one-40 - 60 °C
Main monitor station operating temperature (T-T)Known for one-10 - 55 °C
Weight & dimensionsidentical
Door station dimensions (WxDxH)Known for one160 x 50 x 30 mm
WidthKnown for one215 mm
DepthKnown for one21 mm
HeightKnown for one140 mm
WeightKnown for one800 g
Packaging data1 differ
Outdoor unit includedDiffersNoYes
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 oneFCC CFR 47 Part 15 subpart BANSI C63.4 - 2009EN 55022:2010, EN 55024:2010, EN 50130-4:2011, EN 61000-6-3:2007, EN 61000-3-2:2006+A1:2009EN 61000-3-3:2008, IEC 61000-4-2:2008, IEC 61000-4-3:2010, IEC 61000-4-4:2012, IEC 61000-4-5:2005, IEC 61000-4-6:2008, IEC 61000-4-8:2009, IEC 61000-4-11:2004 UL 60
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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