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Product comparison · 2 video intercom systems

Dahua Technology VTO4202F-P-S3 video intercom system vs Dahua Technology VTO6521H-D video intercom system

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  • 39specifications compared
  • 17differ
  • 22identical
  • 37known for one product only

Key differences

The Dahua Technology VTO6521H-D video intercom system has 5 fps more maximum frame rate than the Dahua Technology VTO4202F-P-S3 video intercom system (30 fps vs 25 fps). The Dahua Technology VTO4202F-P-S3 video intercom system has 54.81° more viewing angle, horizontal than the Dahua Technology VTO6521H-D video intercom system (168.6° vs 113.79°). The Dahua Technology VTO4202F-P-S3 video intercom system has 25.6° more viewing angle, vertical than the Dahua Technology VTO6521H-D video intercom system (87.1° vs 61.5°). Optical sensor size: 25.4 / 2.9 mm (1 / 2.9") on the Dahua Technology VTO4202F-P-S3 video intercom system, 25.4 / 2.7 mm (1 / 2.7") on the Dahua Technology VTO6521H-D video intercom system. Voice codecs: G.711a, G.711u, PCM on the Dahua Technology VTO4202F-P-S3 video intercom system, G.711u on the Dahua Technology VTO6521H-D video intercom system.

  • Optical sensor size
    • 25.4 / 2.9 mm (1 / 2.9")
    • 25.4 / 2.7 mm (1 / 2.7")
  • Maximum frame rate
    • 25 fps
    • 30 fps
  • Viewing angle, horizontal
    • 168.6°
    • 113.79°
  • Viewing angle, vertical
    • 87.1°
    • 61.5°
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711u
  • Control type
    • Buttons
    • Buttons, Touch
  • Maximum memory card size
    • 256 GB
    • 4 GB
  • Operating system installed
    • Embedded LINUX
    • Linux

Side by side

Differences highlightedShow differences only
76 specifications
A

Dahua Technology

VTO4202F-P-S3 video intercom system

Model VTO4202F-P-S3

View product
B

Dahua Technology

VTO6521H-D video intercom system

Model VTO6521H-D

View product
Featuresidentical
Connectivity technologyWiredWired
Number of displays supportedKnown for one1
Maximum number of cameras supportedKnown for one1
SpeakerphoneYesYes
RFID readerKnown for oneYes
Fingerprint readerKnown for oneYes
Automatic gain controlKnown for oneYes
Built-in microphoneYesYes
Door station controlYesYes
Motion detection functionKnown for oneYes
VoIP protocolsKnown for oneSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableYesYes
Streaming capabilityKnown for oneYes
Displayidentical
Display diagonalKnown for one10.9 cm (4.3")
Display technologyKnown for oneIPS
Display resolutionKnown for one800 x 480 pixels
Video formats supportedKnown for oneH.264
Wide Dynamic Range (WDR)Known for oneYes
Camera4 differ
Megapixel (approx.)2 MP2 MP
Supported video modes720p, 1080p720p, 1080p
Sensor typeCMOSCMOS
Optical sensor sizeDiffers25.4 / 2.9 mm (1 / 2.9")25.4 / 2.7 mm (1 / 2.7")
Maximum frame rateDiffers25 fps30 fps
Viewing angle, horizontalDiffers168.6°113.79°
Viewing angle, verticalDiffers87.1°61.5°
Maximum video resolutionKnown for one1920 x 1080 pixels
Day/night modeKnown for oneYes
Field of view (FOV) angleKnown for one176.7°
Viewing angle, diagonalKnown for one176.7°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingKnown for oneYes
Voice codecsDiffersG.711a, G.711u, PCMG.711u
Number of speakersKnown for one1
Design2 differ
Product colourSilverSilver
International Protection (IP) codeIP65IP65
Control typeDiffersButtonsButtons, Touch
Housing materialDiffersAluminiumAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedVerticalVertical
Proper useOutdoorOutdoor
IK codeKnown for oneIK07
Storage1 differ
Memory card slotYesYes
Maximum memory card sizeDiffers256 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 rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) ports11
Cabling technologyKnown for one10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersIPv4; RTSP; UDP; DNS; P2P; UPnP; RTP; TCP; SIPSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Software1 differ
Operating system installedDiffersEmbedded LINUXLinux
Power3 differ
Outdoor unit power typeDiffersDC/PoEDC
AC adapter output voltageKnown for one12 V
AC adapter output currentKnown for one2 A
Power consumptionKnown for one100 mA
Power consumption (typical)Differs5 W18 W
Power consumption (standby)Differs4 W5 W
Operational conditionsidentical
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)-30 - 60 °C-30 - 60 °C
Storage temperature (T-T)Known for one0 - 40 °C
Weight & dimensions3 differ
WidthDiffers100 mm145.5 mm
DepthDiffers49.4 mm43.5 mm
HeightDiffers100 mm388.5 mm
WeightKnown for one1 kg
Packaging data1 differ
Outdoor unit includedYesYes
Package weightDiffers430 g1.29 kg
Indoor unit includedKnown for oneNo
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes
CertificationKnown for oneCE
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR
Outdoor unitidentical
RS-485 ports (transmitter)Known for one1
Management featuresidentical
Web-based managementKnown for oneYes

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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