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Product comparison · 2 video intercom systems

Dahua Technology VTO2311R-WP video intercom system vs Dahua Technology VTO6521H video intercom system

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  • 52specifications compared
  • 21differ
  • 31identical
  • 16known for one product only

Key differences

The Dahua Technology VTO6521H video intercom system has 3.79° more viewing angle, horizontal than the Dahua Technology VTO2311R-WP video intercom system (113.79° vs 110°). The Dahua Technology VTO2311R-WP video intercom system has 0.5° more viewing angle, vertical than the Dahua Technology VTO6521H video intercom system (62° vs 61.5°). The Dahua Technology VTO2311R-WP video intercom system has 252 GB more maximum memory card size than the Dahua Technology VTO6521H video intercom system (256 GB vs 4 GB). Connectivity technology: Wireless on the Dahua Technology VTO2311R-WP video intercom system, Wired on the Dahua Technology VTO6521H video intercom system. Video formats supported: H.264, H.265 on the Dahua Technology VTO2311R-WP video intercom system, H.264 on the Dahua Technology VTO6521H video intercom system.

  • Connectivity technology
    • Wireless
    • Wired
  • Video formats supported
    • H.264, H.265
    • H.264
  • Optical sensor size
    • 25.4 / 2.8 mm (1 / 2.8")
    • 25.4 / 2.7 mm (1 / 2.7")
  • Viewing angle, horizontal
    • 110°
    • 113.79°
  • Viewing angle, vertical
    • 62°
    • 61.5°
  • Voice codecs
    • G.711a, G.711u, PCM
    • G.711u
  • Product colour
    • Light grey
    • Silver
  • Control type
    • Touch
    • Buttons, Touch

Side by side

Differences highlightedShow differences only
68 specifications
A

Dahua Technology

VTO2311R-WP video intercom system

Model VTO2311R-WP

View product
B

Dahua Technology

VTO6521H video intercom system

Model VTO6521H

View product
Features2 differ
Connectivity technologyDiffersWirelessWired
ColourKnown for oneNo
Maximum number of cameras supported11
SpeakerphoneYesYes
RFID readerYesYes
Fingerprint readerYesYes
Automatic gain controlYesYes
Built-in microphoneYesYes
Door station controlYesYes
Motion detection functionYesYes
VoIP protocolsDiffersRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIFSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Wall mountableYesYes
Number of displays supportedKnown for one1
Display1 differ
TouchscreenKnown for oneYes
Video formats supportedDiffersH.264, H.265H.264
Display diagonalKnown for one10.9 cm (4.3")
Display technologyKnown for oneIPS
Display resolutionKnown for one800 x 480 pixels
Night visionidentical
Night visionKnown for oneYes
LED typeKnown for oneIR
Camera3 differ
Megapixel (approx.)2 MP2 MP
Supported video modes720p, 1080p720p, 1080p
Sensor typeCMOSCMOS
Optical sensor sizeDiffers25.4 / 2.8 mm (1 / 2.8")25.4 / 2.7 mm (1 / 2.7")
Maximum frame rate30 fps30 fps
Viewing angle, horizontalDiffers110°113.79°
Viewing angle, verticalDiffers62°61.5°
Audio1 differ
Built-in speaker(s)YesYes
Noise-cancelingYesYes
Voice codecsDiffersG.711a, G.711u, PCMG.711u
Design2 differ
Product colourDiffersLight greySilver
International Protection (IP) codeIP65IP65
Control typeDiffersTouchButtons, Touch
Housing materialAcrylonitrile butadiene styrene (ABS), Polycarbonate (PC)Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Placement supportedVerticalVertical
Proper useOutdoorOutdoor
Storage1 differ
Memory card slotYesYes
Compatible memory cardsKnown for oneMicroSD (TransFlash), SD
Maximum memory card sizeDiffers256 GB4 GB
Included memory card sizeKnown for one1 GB
Network1 differ
Ethernet interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Ethernet LAN (RJ-45) ports11
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology10/100Base-T(X)10/100Base-T(X)
Power over Ethernet (PoE)YesYes
Supported network protocolsDiffersRTSP, DNS, P2P, UPnP, RTP, RTMP, SIP, SSH, HTTP/HTTPS, ONVIFSIP, P2P, IPv4, FTP, UPnP, DNS, DDNS, RTSP, RTP, TCP, UDP
Power4 differ
Outdoor unit power typeKnown for oneDC
AC adapter output voltageDiffers33 V12 V
AC adapter output currentDiffers1 A2 A
Power consumption (typical)Differs6 W18 W
Power consumption (standby)Differs3.5 W5 W
Indoor unit power typeKnown for oneDC
Power consumptionKnown for one100 mA
Operational conditions1 differ
Operating relative humidity (H-H)10 - 90%10 - 90%
Operating temperature (T-T)Differs-40 - 60 °C-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers50 mm145 mm
DepthDiffers30 mm41.9 mm
HeightDiffers160 mm389 mm
WeightDiffers180 g1.4 kg
Packaging data1 differ
Outdoor unit includedYesYes
Package weightDiffers400 g1.68 kg
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)
Minimum order quantity1 pc(s)1 pc(s)
Technical detailsidentical
Compliance certificatesCE, Federal Communications Commission (FCC)CE, Federal Communications Commission (FCC)
Sustainability complianceYesYes
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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