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Product comparison · 2 video intercom systems

Dahua Technology VTO4202F-P-S2 video intercom system vs Dahua Technology VTO6521F video intercom system

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  • 51specifications compared
  • 13differ
  • 38identical
  • 12known for one product only

Key differences

The Dahua Technology VTO4202F-P-S2 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-P-S2 video intercom system has 25.6° more viewing angle, vertical than the Dahua Technology VTO6521F video intercom system (87.1° vs 61.5°). The Dahua Technology VTO4202F-P-S2 video intercom system has 36 V more AC adapter output voltage than the Dahua Technology VTO6521F video intercom system (48 V vs 12 V). Video formats supported: H.265 on the Dahua Technology VTO4202F-P-S2 video intercom system, H.264 on the Dahua Technology VTO6521F video intercom system. Optical sensor size: 25.4 / 2.5 mm (1 / 2.5") on the Dahua Technology VTO4202F-P-S2 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
  • Optical sensor size
    • 25.4 / 2.5 mm (1 / 2.5")
    • 25.4 / 2.7 mm (1 / 2.7")
  • Viewing angle, horizontal
    • 168.6°
    • 113.79°
  • Viewing angle, vertical
    • 87.1°
    • 61.5°
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711u
  • AC adapter output voltage
    • 48 V
    • 12 V
  • AC adapter output current
    • 1 A
    • 2 A
  • Power consumption (typical)
    • 12 W
    • 18 W

Side by side

Differences highlightedShow differences only
63 specifications
A

Dahua Technology

VTO4202F-P-S2 video intercom system

Model VTO4202F-P-S2

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B

Dahua Technology

VTO6521F video intercom system

Model VTO6521F

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Featuresidentical
Number of displays supportedKnown for one1
Fingerprint readerKnown for oneYes
ColourKnown for oneNo
Display1 differ
Display diagonalKnown for one10.9 cm (4.3")
Display technologyKnown for oneIPS
Display resolutionKnown for one800 x 480 pixels
Video formats supportedDiffersH.265H.264
Camera3 differ
Optical sensor sizeDiffers25.4 / 2.5 mm (1 / 2.5")25.4 / 2.7 mm (1 / 2.7")
Viewing angle, horizontalDiffers168.6°113.79°
Viewing angle, verticalDiffers87.1°61.5°
Audio1 differ
Voice codecsDiffersG.711a, G.711u, PCMG.711u
Storageidentical
Memory card slotKnown for oneYes
Maximum memory card sizeKnown for one4 GB
Included memory card sizeKnown for one1 GB
Power3 differ
AC adapter output voltageDiffers48 V12 V
AC adapter output currentDiffers1 A2 A
Power consumption (typical)Differs12 W18 W
Power consumption (standby)Known for one5 W
Weight & dimensions4 differ
WidthDiffers100 mm145 mm
DepthDiffers36 mm41.9 mm
HeightDiffers100 mm389 mm
WeightDiffers350 g1.4 kg
Packaging data1 differ
Package weightDiffers400 g1.68 kg
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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