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 VTH8641KMS-WP video intercom system vs Dahua Technology VTO6521F video intercom system

Add a product
  • 37specifications compared
  • 16differ
  • 21identical
  • 30known for one product only

Key differences

The Dahua Technology VTH8641KMS-WP video intercom system has 60 GB more maximum memory card size than the Dahua Technology VTO6521F video intercom system (64 GB vs 4 GB). The Dahua Technology VTH8641KMS-WP video intercom system has 45 mm more width than the Dahua Technology VTO6521F video intercom system (190 mm vs 145 mm). The Dahua Technology VTH8641KMS-WP video intercom system has 208.1 mm more depth than the Dahua Technology VTO6521F video intercom system (250 mm vs 41.9 mm). Display diagonal: 25.4 cm (10") on the Dahua Technology VTH8641KMS-WP video intercom system, 10.9 cm (4.3") on the Dahua Technology VTO6521F video intercom system. Display technology: TFT on the Dahua Technology VTH8641KMS-WP video intercom system, IPS on the Dahua Technology VTO6521F video intercom system.

  • Display diagonal
    • 25.4 cm (10")
    • 10.9 cm (4.3")
  • Display technology
    • TFT
    • IPS
  • Display resolution
    • 1024 x 600 pixels
    • 800 x 480 pixels
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711u
  • Product colour
    • White
    • Silver
  • Control type
    • Touch
    • Buttons
  • Housing material
    • Metal
    • Aluminium
  • Placement supported
    • Horizontal
    • Vertical

Side by side

Differences highlightedShow differences only
67 specifications
A

Dahua Technology

VTH8641KMS-WP video intercom system

Model VTH8641KMS-WP

View product
B

Dahua Technology

VTO6521F video intercom system

Model VTO6521F

View product
Featuresidentical
Connectivity technologyWiredWired
Number of displays supported11
Maximum number of cameras supported11
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlYesYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Motion detection functionYesYes
VoIP protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableYesYes
Echo cancellationKnown for oneYes
Display3 differ
Display diagonalDiffers25.4 cm (10")10.9 cm (4.3")
Display technologyDiffersTFTIPS
Display resolutionDiffers1024 x 600 pixels800 x 480 pixels
Video formats supportedKnown for oneH.264
TouchscreenKnown 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 / 2.7 mm (1 / 2.7")
Maximum frame rateKnown for one30 fps
Viewing angle, horizontalKnown for one113.79°
Viewing angle, verticalKnown for one61.5°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingYesYes
Voice codecsDiffersG.711a, G.711u, PCMG.711u
Design4 differ
Product colourDiffersWhiteSilver
IK codeKnown for oneIK07
International Protection (IP) codeKnown for oneIP65
Control typeDiffersTouchButtons
Housing materialDiffersMetalAluminium
Placement supportedDiffersHorizontalVertical
Proper useOutdoorOutdoor
Storage1 differ
Memory card slotYesYes
Maximum memory card sizeDiffers64 GB4 GB
Included memory card sizeKnown for one1 GB
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data ratesDiffers10,1000 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 protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Softwareidentical
Operating system installedKnown for oneLinux
Poweridentical
Outdoor unit power typeDCDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumption (typical)Known for one18 W
Power consumption (standby)Known for one5 W
Operational conditions1 differ
Operating relative humidity (H-H)Known for one10 - 90%
Operating temperature (T-T)Differs-10 - 55 °C-30 - 60 °C
Storage temperature (T-T)Known for one10 - 95 °C
Weight & dimensions4 differ
WidthDiffers190 mm145 mm
DepthDiffers250 mm41.9 mm
HeightDiffers23.5 mm389 mm
WeightDiffers670 g1.4 kg
Packaging data1 differ
Outdoor unit includedYesYes
Package weightDiffers850 g1.68 kg
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
Compliance certificatesCE, Federal Communications Commission (FCC)CE, Federal Communications Commission (FCC)
Sustainability complianceYesYes

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