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Product comparison · 2 video intercom systems

Dahua Technology VTH5421E-H video intercom system vs Dahua Technology VTO6521K video intercom system

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  • 31specifications compared
  • 20differ
  • 11identical
  • 41known for one product only

Key differences

The Dahua Technology VTO6521K video intercom system has 13 W more power consumption (typical) than the Dahua Technology VTH5421E-H video intercom system (18 W vs 5 W). The Dahua Technology VTO6521K video intercom system has 3 W more power consumption (standby) than the Dahua Technology VTH5421E-H video intercom system (5 W vs 2 W). The Dahua Technology VTH5421E-H video intercom system has 93 mm more width than the Dahua Technology VTO6521K video intercom system (236 mm vs 143 mm). Only the Dahua Technology VTH5421E-H video intercom system has colour. Only the Dahua Technology VTH5421E-H video intercom system has touchscreen.

  • Connectivity technology
    • Wired & Wireless
    • Wired
  • Colour
    • Yes
    • No
  • Display diagonal
    • 17.8 cm (7")
    • 10.9 cm (4.3")
  • Display technology
    • TFT
    • LCD
  • Display resolution
    • 1024 x 600 pixels
    • 800 x 480 pixels
  • Touchscreen
    • Yes
    • No
  • Voice codecs
    • PCM
    • G.711a, G.711u, PCM
  • Product colour
    • Black
    • Stainless steel

Side by side

Differences highlightedShow differences only
72 specifications
A

Dahua Technology

VTH5421E-H video intercom system

Model VTH5421E-H

View product
B

Dahua Technology

VTO6521K video intercom system

Model VTO6521K

View product
Features2 differ
Connectivity technologyDiffersWired & WirelessWired
ColourDiffersYesNo
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
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 mountableYesYes
Number of displays supportedKnown for one1
Video codecsKnown for oneH.264
Display4 differ
Display diagonalDiffers17.8 cm (7")10.9 cm (4.3")
Display technologyDiffersTFTLCD
Display resolutionDiffers1024 x 600 pixels800 x 480 pixels
TouchscreenDiffersYesNo
Video formats supportedKnown for oneH.264
Backlight displayKnown for oneYes
Touchscreen typeKnown for oneCapacitive
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 one86.4°
Viewing angle, verticalKnown for one46.2°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersPCMG.711a, G.711u, PCM
Design3 differ
Product colourDiffersBlackStainless steel
IK codeKnown for oneIK08
International Protection (IP) codeKnown for oneIP65
Control typeDiffersTouchButtons
Housing materialKnown for oneStainless steel
Placement supportedKnown for oneVertical
Proper useDiffersIndoorOutdoor
Indoor unit housing materialKnown for oneABS, Polycarbonate
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) ports11
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersIPv4, DNS, RTSP, RTP, TCP, UDP, SIPRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Softwareidentical
Operating system installedLinuxLinux
Power2 differ
Outdoor unit power typeKnown for oneDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumptionKnown for one200 mA
Power consumption (typical)Differs5 W18 W
Power consumption (standby)Differs2 W5 W
Indoor unit power typeKnown for oneDC
Operational conditions1 differ
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Differs-10 - 55 °C-30 - 60 °C
Weight & dimensions3 differ
WidthDiffers236 mm143 mm
DepthDiffers129.8 mm54 mm
HeightDiffers23 mm406 mm
WeightKnown for one566 g
Packaging data2 differ
Outdoor unit includedDiffersNoYes
Package weightDiffers917 g2.05 kg
Indoor unit includedKnown for oneYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical details1 differ
Compliance certificatesDiffersCECE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes
CertificationKnown for oneFCC
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneSD
Maximum memory card sizeKnown for one32 GB

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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