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Product comparison · 2 video intercom systems

Dahua Technology VTO4202F-PI1 video intercom system vs Dahua Technology VTO6521F video intercom system

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  • 45specifications compared
  • 19differ
  • 26identical
  • 23known for one product only

Key differences

The Dahua Technology VTO6521F video intercom system has 5 fps more maximum frame rate than the Dahua Technology VTO4202F-PI1 video intercom system (30 fps vs 25 fps). The Dahua Technology VTO4202F-PI1 video intercom system has 54.81° more viewing angle, horizontal than the Dahua Technology VTO6521F video intercom system (168.6° vs 113.79°). The Dahua Technology VTO4202F-PI1 video intercom system has 25.6° more viewing angle, vertical than the Dahua Technology VTO6521F video intercom system (87.1° vs 61.5°). Video formats supported: H.265, H.264 on the Dahua Technology VTO4202F-PI1 video intercom system, H.264 on the Dahua Technology VTO6521F video intercom system. Optical sensor size: 25.4 / 2.9 mm (1 / 2.9") on the Dahua Technology VTO4202F-PI1 video intercom system, 25.4 / 2.7 mm (1 / 2.7") on the Dahua Technology VTO6521F video intercom system.

  • Video formats supported
    • H.265, H.264
    • H.264
  • 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
  • Housing material
    • Polycarbonate (PC)
    • Aluminium
  • Maximum memory card size
    • 256 GB
    • 4 GB

Side by side

Differences highlightedShow differences only
68 specifications
A

Dahua Technology

VTO4202F-PI1 video intercom system

Model VTO4202F-PI1

View product
B

Dahua Technology

VTO6521F video intercom system

Model VTO6521F

View product
Features1 differ
Number of displays supportedKnown for one1
Maximum number of cameras supportedKnown for one1
Fingerprint readerKnown for oneYes
VoIP protocolsDiffersUDP; TCP; IPv4; DNS; RTSP; UPnP; SIP; P2P; RTPSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
ColourKnown for oneNo
Number of buttonsKnown for one1 buttons
Display1 differ
Display diagonalKnown for one10.9 cm (4.3")
Display technologyKnown for oneIPS
Display resolutionKnown for one800 x 480 pixels
Video formats supportedDiffersH.265, H.264H.264
Wide Dynamic Range (WDR)Known for oneYes
Camera4 differ
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°
Audio1 differ
Voice codecsDiffersG.711a, G.711u, PCMG.711u
Design1 differ
IK codeKnown for oneIK07
Housing materialDiffersPolycarbonate (PC)Aluminium
Placement supportedKnown for oneVertical
Proper useKnown for oneOutdoor
Storage1 differ
Maximum memory card sizeDiffers256 GB4 GB
Included memory card sizeKnown for one1 GB
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Network1 differ
Supported network protocolsDiffersUDP; TCP; IPv4; DNS; RTSP; UPnP; SIP; P2P; RTPSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Networking standardsKnown for oneIEEE 802.3af, IEEE 802.3at
Power4 differ
AC adapter output voltageDiffers48 V12 V
AC adapter output currentDiffers1 A2 A
Power consumption (typical)Differs12 W18 W
Power consumption (standby)Differs4 W5 W
Operational conditions1 differ
Operating temperature (T-T)Differs-40 - 60 °C-30 - 60 °C
Storage temperature (T-T)Known for one0 - 40 °C
Weight & dimensions4 differ
WidthDiffers100 mm145 mm
DepthDiffers100 mm41.9 mm
HeightDiffers49.9 mm389 mm
WeightDiffers450 g1.4 kg
Packaging dataidentical
Package weightKnown for one1.68 kg
Logistics dataidentical
Quantity per packKnown for one1 pc(s)
Minimum order quantityKnown for one1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC)
Sustainability complianceKnown for oneYes
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR

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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