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Product comparison · 2 security cameras

D-Link DCS-900 Network IP Camera vs Dahua Technology Ultra IPC-HFW7842H-Z security camera Bullet IP security camera Outdoor

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  • 5specifications compared
  • 3differ
  • 2identical
  • 122known for one product only

Key differences

  • Optical sensor size
    • 25.4 / 3 mm (1 / 3")
    • 25.4 / 1.8 mm (1 / 1.8")
  • Maximum resolution
    • 640 x 480 pixels
    • 3840 x 2160 pixels
  • Operating temperature (T-T)
    • 5 - 50 °C
    • -40 - 60 °C

Side by side

Differences highlightedShow differences only
127 specifications
A

D-Link

DCS-900 Network IP CameraView product
B

Dahua Technology

Ultra IPC-HFW7842H-Z security camera Bullet IP security camera Outdoor

Model IPC-HFW7842H-Z

View product
Performanceidentical
TypeKnown for oneIP security camera
Placement supportedKnown for oneOutdoor
Connectivity technologyKnown for oneWired
Wide Dynamic Range (WDR)Known for oneYes
Day/night modeKnown for oneYes
Alarm input/outputKnown for oneYes
Remote viewingKnown for oneYes
Plug and PlayKnown for oneYes
CertificationKnown for oneE-LVD: EN60950-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07
Designidentical
Form factorKnown for oneBullet
Mounting typeKnown for oneCeiling/wall
Product colourKnown for oneBlack, White
Housing materialKnown for oneMetal, Plastic
International Protection (IP) codeKnown for oneIP67
IK codeKnown for oneIK10
WeatherproofKnown for oneYes
Fog proofKnown for oneYes
Cameraidentical
Camera pan controlKnown for oneYes
Camera tilt controlKnown for oneYes
Minimum illuminationKnown for one0.003 lx
Angle of rotationKnown for one360°
Lens viewing angle, horizontalKnown for one114°
Lens viewing angle, verticalKnown for one59°
Lens viewing angle, diagonalKnown for one141°
Tilt angle rangeKnown for one0 - 90°
Pan rangeKnown for one0 - 360°
Auto flipKnown for oneYes
White balanceKnown for oneAuto, Custom modes, Manual, Natural, Outdoor
Camera shutter speedKnown for one1/3 - 1/100000 s
Adjustment shutter speedKnown for oneAuto/Manual
Image sensor1 differ
Number of sensorsKnown for one1
Optical sensor sizeDiffers25.4 / 3 mm (1 / 3")25.4 / 1.8 mm (1 / 1.8")
Progressive scanKnown for oneYes
Number of effective pixels (H x V)Known for one3840 x 2160 pixels
Lens systemidentical
Number of lensesKnown for one1
Focal length rangeKnown for one2.7 - 12 mm
Identify distanceKnown for one18.6 m
Maximum aperture numberKnown for one1.2
Closest focusing distanceKnown for one1 m
Detect distance (tele)Known for one186.7 m
Detect distance (wide)Known for one87.2 m
Identify distance (tele)Known for one18.6 m
Identify distance (wide)Known for one8.7 m
Observe distance (tele)Known for one74.7 m
Observe distance (wide)Known for one34.9 m
Recognize distance (tele)Known for one37.3 m
Recognize distance (wide)Known for one17.4 m
Night visionidentical
Night visionKnown for oneYes
Night vision distanceKnown for one60 m
LED typeKnown for oneIR
Number of illumination LEDsKnown for one4
Infra-red wavelengthKnown for one850 nm
Video1 differ
Maximum resolutionDiffers640 x 480 pixels3840 x 2160 pixels
Total megapixelsKnown for one8 MP
Video formats supportedKnown for oneH.264, H.265, M-JPEG
Video compression formatsKnown for oneH.264, H.265, M-JPEG
Supported graphics resolutionsKnown for one352 x 240, 352 x 288, 640 x 480 (VGA), 704 x 480, 704 x 576, 1280 x 720 (HD 720), 1280 x 960, 1920 x 1080 (HD 1080), 2048 x 1536 (QXGA), 2304 x 1296, 2592 x 1944, 2688 x 1520, 3072 x 1728, 3072 x 2048, 3840 x 2160
Supported video modesKnown for one720p, 1080p
Frame rateKnown for one30 fps
Video intelligence analyticKnown for oneYes
Video streamingKnown for oneYes
Noise reductionKnown for oneYes
Noise reduction technologyKnown for one3D noise reduction
Image stabilizerKnown for oneYes
Gain control typeKnown for oneAuto/Manual
Back Light Compensation (BLC)Known for oneYes
Bit rateKnown for one12 - 16384 kbps
Bit rate controlKnown for oneConstant Bit Rate (CBR)/Variable Bit Rate (VBR)
Digital Wide Dynamic Range (DWDR)Known for oneYes
Flip & mirrorKnown for oneYes
Portrait modeKnown for oneYes
Privacy maskingKnown for oneYes
Region of Interest (ROI) encodingKnown for oneYes
Smart IRKnown for oneYes
Time stamp overlayKnown for oneYes
Audioidentical
Audio input channelsKnown for one1.0 channels
Audio output channelsKnown for one1.0 channels
Voice codecsKnown for oneG.711Mu, G.711a, G.723, G.726
Signal-to-Noise Ratio (SNR)Known for one56 dB
Networkidentical
Ethernet LANKnown for oneYes
Wi-FiKnown for oneNo
BluetoothKnown for oneNo
Ethernet interface typeKnown for oneGigabit Ethernet
Supported network protocolsKnown for oneHTTP; Https; 8021.x; TCP; ARP; RTSP; RTP; UDP; RTCP; SMTP; FTP; DHCP; DNS; DDNS; PPPoE; IPv4/v6; SNMP; QoS; UPnP; NTP; SFTP; RTMP; Genetec;Bonjour
Number of usersKnown for one20 user(s)
Quality of Service (QoS) supportKnown for oneYes
Streaming methodKnown for oneMulticast
Storageidentical
Built-in HDDKnown for oneNo
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Maximum memory card sizeKnown for one256 GB
Internal memoryKnown for one2000 MB
ROM capacityKnown for one4000 MB
Ports & interfacesidentical
Ethernet LAN (RJ-45) portsKnown for one1
RS-485 portsKnown for one1
Securityidentical
Password protectionKnown for oneYes
Active tampering alarmKnown for oneYes
Alert notification typeKnown for oneSnapshot alert message
Anti-flickerKnown for oneYes
HeartbeatKnown for oneYes
Intelligent Video Surveillance (IVS) system featuresKnown for oneAbandoned object, Intrusion, Missing object, People counting, Scene change, Tripwire
MirrorKnown for oneYes
Motion sensorKnown for oneYes
Privacy protectionKnown for oneYes
Video motion detectionKnown for oneYes
Management featuresidentical
Web-based managementKnown for oneYes
Web browserKnown for oneYes
Behavior analysisKnown for oneIntrusion detection, Line crossing detection, Object removal detection, Unattended baggage detection
Firmware upgradeableKnown for oneYes
Remotely operatedKnown for oneYes
Poweridentical
Power source typeKnown for oneDC
Power consumption (typical)Known for one17.3 W
DC output voltageKnown for one12, 24
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 50 °C-40 - 60 °C
Storage temperature (T-T)Known for one-40 - 60 °C
Weight & dimensionsidentical
WidthKnown for one92.9 mm
DepthKnown for one340.1 mm
HeightKnown for one92.9 mm
WeightKnown for one1.6 kg
Packaging dataidentical
Package weightKnown for one2.4 kg
Packaging contentidentical
Number of camerasKnown for one1
Other featuresidentical
Compatible operating systemsKnown for oneWindows 98/XP/2000/ME
Networking featuresKnown for oneEthernet/Fast Ethernet
Power requirementsKnown for one5V / 2.5A
I/O portsKnown for one1x 10/100 (RJ-45) Ethernet port 1x Power adapter port

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