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Product comparison · 2 video intercom systems

Dahua Technology VTO6521K-S2 IP Apartment Door Station vs Dahua Technology VTO7521G video intercom system

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  • 26specifications compared
  • 16differ
  • 10identical
  • 40known for one product only

Key differences

The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 7° more viewing angle, horizontal than the Dahua Technology VTO7521G video intercom system (95° vs 88°). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 3° more viewing angle, vertical than the Dahua Technology VTO7521G video intercom system (50° vs 47°). The Dahua Technology VTO7521G video intercom system has 6 W more power consumption (typical) than the Dahua Technology VTO6521K-S2 IP Apartment Door Station (24 W vs 18 W). Display diagonal: 10.9 cm (4.3") on the Dahua Technology VTO6521K-S2 IP Apartment Door Station, 20.3 cm (8") on the Dahua Technology VTO7521G video intercom system. Display resolution: 800 x 480 pixels on the Dahua Technology VTO6521K-S2 IP Apartment Door Station, 800 x 1280 pixels on the Dahua Technology VTO7521G video intercom system.

  • Display diagonal
    • 10.9 cm (4.3")
    • 20.3 cm (8")
  • Display resolution
    • 800 x 480 pixels
    • 800 x 1280 pixels
  • Viewing angle, horizontal
    • 95°
    • 88°
  • Viewing angle, vertical
    • 50°
    • 47°
  • Product colour
    • Stainless steel
    • Grey
  • International Protection (IP) code
    • IP65
    • IP66
  • Ethernet interface type
    • Fast Ethernet
    • Gigabit Ethernet
  • Ethernet LAN data rates
    • 10,100 Mbit/s
    • 10,100,1000 Mbit/s

Side by side

Differences highlightedShow differences only
66 specifications
A

Dahua Technology

VTO6521K-S2 IP Apartment Door Station

Model VTO6521K-S2

View product
B

Dahua Technology

VTO7521G video intercom system

Model VTO7521G

View product
Featuresidentical
ColourKnown for oneYes
Number of displays supportedKnown for one1
Maximum number of cameras supportedKnown for one2
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 oneIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Wall mountableKnown for oneYes
Echo cancellationKnown for oneYes
Display2 differ
Display diagonalDiffers10.9 cm (4.3")20.3 cm (8")
Display technologyKnown for oneIPS
Display resolutionDiffers800 x 480 pixels800 x 1280 pixels
TouchscreenKnown for oneYes
Touchscreen typeKnown for oneCapacitive
Camera2 differ
Viewing angle, horizontalDiffers95°88°
Viewing angle, verticalDiffers50°47°
Supported video modesKnown for one720p, 1080p
Maximum frame rateKnown for one25 fps
Audioidentical
Voice codecsKnown for oneG.711a, G.711u, PCM
Design2 differ
Product colourDiffersStainless steelGrey
IK codeKnown for oneIK07
International Protection (IP) codeDiffersIP65IP66
Control typeKnown for oneTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Network3 differ
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Power over Ethernet (PoE)Known for oneYes
Supported network protocolsDiffersFTP;RTMP;HTTP/HTTPS;DNS;RTSP;SSH;ONVIF;SIP;RTPIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Power2 differ
Indoor unit power typeDiffersDC/PoEDC
Power consumptionKnown for one100 mA
Power consumption (typical)Differs18 W24 W
Power consumption (standby)Known for one5 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs0 - 90%10 - 90%
Operating temperature (T-T)Differs-30 - 60 °C-20 - 60 °C
Weight & dimensions3 differ
WidthDiffers406 mm145 mm
DepthDiffers143 mm43 mm
HeightDiffers54 mm389 mm
WeightKnown for one2.3 kg
Packaging dataidentical
Outdoor unit includedKnown for oneYes
Package widthKnown for one182 mm
Package depthKnown for one104 mm
Package heightKnown for one413 mm
Package weightKnown for one1.91 kg
Indoor unit includedKnown for oneYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Indoor unitidentical
Alarm input channelsKnown for one2
RS-485 portsKnown for one1
Softwareidentical
Operating system installedKnown for oneLinux
Technical detailsidentical
CertificationKnown for oneCE

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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