All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 video intercom systems

Dahua Technology VTO6521H video intercom system vs Dahua Technology VTO6521K video intercom system

Add a product
  • 54specifications compared
  • 15differ
  • 39identical
  • 10known for one product only

Key differences

The Dahua Technology VTO6521H 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 VTO6521H 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 VTO6521K video intercom system has 100 mA more power consumption than the Dahua Technology VTO6521H video intercom system (200 mA vs 100 mA). Display technology: IPS on the Dahua Technology VTO6521H 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 VTO6521H 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
  • Control type
    • Buttons, Touch
    • Buttons
  • Power consumption
    • 100 mA
    • 200 mA

Side by side

Differences highlightedShow differences only
64 specifications
A

Dahua Technology

VTO6521H video intercom system

Model VTO6521H

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
Control typeDiffersButtons, TouchButtons
Housing materialDiffersAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)Stainless steel
IK codeKnown for oneIK08
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
Power1 differ
Indoor unit power typeKnown for oneDC
Power consumptionDiffers100 mA200 mA
Outdoor unit power typeKnown for oneDC
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.

More video intercom system comparisons

All video intercom system comparisons