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Product comparison · 2 video intercom systems

Dahua Technology VTH5221E-H video intercom system vs Dahua Technology VTO7521G video intercom system

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  • 30specifications compared
  • 16differ
  • 14identical
  • 36known for one product only

Key differences

The Dahua Technology VTO7521G video intercom system has 19 W more power consumption (typical) than the Dahua Technology VTH5221E-H video intercom system (24 W vs 5 W). The Dahua Technology VTH5221E-H video intercom system has 91 mm more width than the Dahua Technology VTO7521G video intercom system (236 mm vs 145 mm). The Dahua Technology VTH5221E-H video intercom system has 122.5 mm more depth than the Dahua Technology VTO7521G video intercom system (165.5 mm vs 43 mm). Only the Dahua Technology VTO7521G video intercom system has outdoor unit included. Display diagonal: 17.8 cm (7") on the Dahua Technology VTH5221E-H video intercom system, 20.3 cm (8") on the Dahua Technology VTO7521G video intercom system.

  • Display diagonal
    • 17.8 cm (7")
    • 20.3 cm (8")
  • Display technology
    • TFT
    • IPS
  • Display resolution
    • 1024 x 600 pixels
    • 800 x 1280 pixels
  • Product colour
    • Black
    • Grey
  • Placement supported
    • Horizontal/Vertical
    • Vertical
  • Proper use
    • Indoor
    • Outdoor
  • 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

VTH5221E-H video intercom system

Model VTH5221E-H

View product
B

Dahua Technology

VTO7521G video intercom system

Model VTO7521G

View product
Featuresidentical
Connectivity technologyWiredWired
ColourYesYes
Number of displays supported11
Maximum number of cameras supportedKnown for one2
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlKnown for oneYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Wall mountableYesYes
Video codecsKnown for oneH.264
Display3 differ
Display diagonalDiffers17.8 cm (7")20.3 cm (8")
Display technologyDiffersTFTIPS
Display resolutionDiffers1024 x 600 pixels800 x 1280 pixels
TouchscreenYesYes
Touchscreen typeCapacitiveCapacitive
Backlight displayKnown for oneYes
Cameraidentical
Megapixel (approx.)Known for one2 MP
Sensor typeKnown for oneCMOS
Optical sensor sizeKnown for one25.4 / 2.8 mm (1 / 2.8")
Viewing angle, horizontalKnown for one88°
Viewing angle, verticalKnown for one47°
Audioidentical
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsKnown for oneG.711
Design3 differ
Product colourDiffersBlackGrey
IK codeKnown for oneIK07
International Protection (IP) codeKnown for oneIP66
Control typeTouchTouch
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS), Aluminium, Polycarbonate (PC)
Placement supportedDiffersHorizontal/VerticalVertical
Proper useDiffersIndoorOutdoor
Network4 differ
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Ethernet LAN (RJ-45) portsKnown for one1
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersTCP/IPIPv4, FTP, DNS, RTSP, RTP, TCP, UDP, SIP
Networking standardsKnown for oneIEEE 802.3af
Power1 differ
Indoor unit power typeDCDC
AC adapter output voltage12 V12 V
AC adapter output currentKnown for one2 A
Power consumptionKnown for one100 mA
Power consumption (typical)Differs5 W24 W
Power consumption (standby)Known for one3.5 W
Operational conditions1 differ
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Differs-10 - 55 °C-20 - 60 °C
Weight & dimensions3 differ
WidthDiffers236 mm145 mm
DepthDiffers165.5 mm43 mm
HeightDiffers43.2 mm389 mm
WeightKnown for one900 g
Packaging data1 differ
Outdoor unit includedDiffersNoYes
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)
Storageidentical
Memory card slotKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one32 GB
Softwareidentical
Operating system installedKnown for oneLinux

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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