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Product comparison · 2 video intercom systems

Dahua Technology DHI-VTT201 video intercom system vs Dahua Technology VTO6521K-S2 IP Apartment Door Station

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  • 21specifications compared
  • 13differ
  • 8identical
  • 33known for one product only

Key differences

The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 0.7 MP more megapixel (approx.) than the Dahua Technology DHI-VTT201 video intercom system (2 MP vs 1.3 MP). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 10 W more power consumption (typical) than the Dahua Technology DHI-VTT201 video intercom system (18 W vs 8 W). The Dahua Technology DHI-VTT201 video intercom system has 10 - 90% more operating relative humidity (H-H) than the Dahua Technology VTO6521K-S2 IP Apartment Door Station (10 - 90% vs 0 - 90%). Only the Dahua Technology VTO6521K-S2 IP Apartment Door Station has indoor unit included. Optical sensor size: 25.4 / 3 mm (1 / 3") on the Dahua Technology DHI-VTT201 video intercom system, 25.4 / 2.8 mm (1 / 2.8") on the Dahua Technology VTO6521K-S2 IP Apartment Door Station.

  • Megapixel (approx.)
    • 1.3 MP
    • 2 MP
  • Optical sensor size
    • 25.4 / 3 mm (1 / 3")
    • 25.4 / 2.8 mm (1 / 2.8")
  • Voice codecs
    • G.711
    • G.711a, G.711u, PCM
  • Product colour
    • Aluminium
    • Stainless steel
  • International Protection (IP) code
    • IP54
    • IP65
  • Power consumption (typical)
    • 8 W
    • 18 W
  • Operating relative humidity (H-H)
    • 10 - 90%
    • 0 - 90%
  • Width
    • 105 mm
    • 406 mm

Side by side

Differences highlightedShow differences only
54 specifications
A

Dahua Technology

DHI-VTT201 video intercom system

Model DHI-VTT201

View product
B

Dahua Technology

VTO6521K-S2 IP Apartment Door Station

Model VTO6521K-S2

View product
Featuresidentical
Connectivity technologyWiredWired
ColourKnown for oneYes
SpeakerphoneYesYes
Built-in microphoneKnown for oneYes
Number of buttonsKnown for one2 buttons
Wall mountableKnown for oneYes
Echo cancellationKnown for oneYes
Displayidentical
Video formats supportedKnown for oneH.264
Display diagonalKnown for one10.9 cm (4.3")
Display resolutionKnown for one800 x 480 pixels
Night visionidentical
Night visionKnown for oneYes
Camera2 differ
Megapixel (approx.)Differs1.3 MP2 MP
Sensor typeCMOSCMOS
Optical sensor sizeDiffers25.4 / 3 mm (1 / 3")25.4 / 2.8 mm (1 / 2.8")
Supported video modesKnown for one720p, 1080p
Maximum frame rateKnown for one25 fps
Viewing angle, horizontalKnown for one95°
Viewing angle, verticalKnown for one50°
Audio1 differ
Built-in speaker(s)YesYes
Number of speakersKnown for one1
Voice codecsDiffersG.711G.711a, G.711u, PCM
Noise-cancelingKnown for oneYes
Design2 differ
Product colourDiffersAluminiumStainless steel
IK codeKnown for oneIK08
International Protection (IP) codeDiffersIP54IP65
Vandal-proofKnown for oneYes
Outdoor unit housing materialKnown for oneAluminium
Control typeKnown for oneButtons
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Power over Ethernet (PoE)Known for oneYes
Networking standardsKnown for oneIEEE 802.3af
Supported network protocolsDiffersTCP/IPFTP;RTMP;HTTP/HTTPS;DNS;RTSP;SSH;ONVIF;SIP;RTP
Ethernet LAN (RJ-45) portsKnown for one1
Softwareidentical
Operating system installedLinuxLinux
Power1 differ
Outdoor unit power typeKnown for oneDC
Power consumption (typical)Differs8 W18 W
Indoor unit power typeKnown for oneDC/PoE
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumption (standby)Known for one5 W
Operational conditions1 differ
Operating relative humidity (H-H)Differs10 - 90%0 - 90%
Operating temperature (T-T)-30 - 60 °C-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers105 mm406 mm
DepthDiffers46.7 mm143 mm
HeightDiffers180 mm54 mm
WeightDiffers900 g2.3 kg
Packaging data1 differ
Indoor unit includedDiffersNoYes
Outdoor unit includedKnown for oneYes
Indoor unitidentical
Alarm input channelsKnown for one2
RS-485 portsKnown for one1
Technical detailsidentical
CertificationKnown for oneCE

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