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Product comparison · 2 video intercom systems

Dahua Technology VTO6521F video intercom system vs Dahua Technology VTO6521K video intercom system

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  • 55specifications compared
  • 14differ
  • 41identical
  • 8known for one product only

Key differences

The Dahua Technology VTO6521F video intercom system has 27.39° more viewing angle, horizontal than the Dahua Technology VTO6521K video intercom system (113.79° vs 86.4°). The Dahua Technology VTO6521F video intercom system has 15.3° more viewing angle, vertical than the Dahua Technology VTO6521K video intercom system (61.5° vs 46.2°). The Dahua Technology VTO6521F video intercom system has 2 mm more width than the Dahua Technology VTO6521K video intercom system (145 mm vs 143 mm). Display technology: IPS on the Dahua Technology VTO6521F video intercom system, LCD on the Dahua Technology VTO6521K video intercom system. Optical sensor size: 25.4 / 2.7 mm (1 / 2.7") on the Dahua Technology VTO6521F video intercom system, 25.4 / 2.8 mm (1 / 2.8") on the Dahua Technology VTO6521K video intercom system.

  • Display technology
    • IPS
    • LCD
  • Optical sensor size
    • 25.4 / 2.7 mm (1 / 2.7")
    • 25.4 / 2.8 mm (1 / 2.8")
  • Viewing angle, horizontal
    • 113.79°
    • 86.4°
  • Viewing angle, vertical
    • 61.5°
    • 46.2°
  • Voice codecs
    • G.711u
    • G.711a, G.711u, PCM
  • Product colour
    • Silver
    • Stainless steel
  • IK code
    • IK07
    • IK08
  • Housing material
    • Aluminium
    • Stainless steel

Side by side

Differences highlightedShow differences only
63 specifications
A

Dahua Technology

VTO6521F video intercom system

Model VTO6521F

View product
B

Dahua Technology

VTO6521K video intercom system

Model VTO6521K

View product
Features1 differ
Number of displays supportedKnown for one1
VoIP protocolsDiffersSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDPRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
ColourKnown for oneNo
Display1 differ
Display technologyDiffersIPSLCD
TouchscreenKnown for oneNo
Camera3 differ
Optical sensor sizeDiffers25.4 / 2.7 mm (1 / 2.7")25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontalDiffers113.79°86.4°
Viewing angle, verticalDiffers61.5°46.2°
Audio1 differ
Voice codecsDiffersG.711uG.711a, G.711u, PCM
Design3 differ
Product colourDiffersSilverStainless steel
IK codeDiffersIK07IK08
Housing materialDiffersAluminiumStainless steel
Storageidentical
Memory card slotKnown for oneYes
Maximum memory card sizeKnown for one4 GB
Included memory card sizeKnown for one1 GB
Network1 differ
Supported network protocolsDiffersSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDPRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIF
Poweridentical
Power consumptionKnown for one200 mA
Weight & dimensions3 differ
WidthDiffers145 mm143 mm
DepthDiffers41.9 mm54 mm
HeightDiffers389 mm406 mm
WeightKnown for one1.4 kg
Packaging data1 differ
Package weightDiffers1.68 kg2.05 kg

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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