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Product comparison · 2 network video recorders (nvr)

D-Link DNR-2020-04P/N network video recorder Black, White vs D-Link DNR 4020 16P JustConnect 16 Channel H 265 PoE Network Video Recorder

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  • 30specifications compared
  • 19differ
  • 11identical
  • 42known for one product only

Key differences

  • Alarm input channels
    • 4
    • 8
  • Alarm output channels
    • 1
    • 2
  • Maximum resolution
    • 1920 x 1080 pixels
    • 3840 x 2160 pixels
  • Audio formats supported
    • G.711
    • AAC, G.711
  • Video formats supported
    • H.264, M-JPEG, MPEG4
    • H.264, H.265
  • HDD interface
    • SATA III
    • SATA, SATA II, SATA III
  • Ethernet LAN (RJ-45) ports
    • 2
    • 1
  • USB 2.0 ports quantity
    • 1
    • 3

Side by side

Differences highlightedShow differences only
72 specifications
A

D-Link

DNR-2020-04P/N network video recorder Black, White

Model DNR-2020-04P/N

View product
B

D-Link

DNR 4020 16P JustConnect 16 Channel H 265 PoE Network Video Recorder

Model DNR-4020-16P

View product
Performance7 differ
Video input channels16 channels16 channels
Alarm input channelsDiffers48
Alarm output channelsDiffers12
Maximum resolutionDiffers1920 x 1080 pixels3840 x 2160 pixels
Internal memoryKnown for one1024 MB
Internal memory typeKnown for oneDDR3
Audio formats supportedDiffersG.711AAC, G.711
Video formats supportedDiffersH.264, M-JPEG, MPEG4H.264, H.265
Backup functionKnown for oneYes
Custom sequence modeKnown for oneYes
DHCP clientKnown for oneYes
DHCP serverKnown for oneYes
E-map functionKnown for oneYes
Maximum frame rateKnown for one480 fps
Number of fans1 fan(s)1 fan(s)
PTZ controlYesYes
PTZ modesKnown for onePreset point, Preset sequence
Playback controlsKnown for oneYes
Playback modesDiffersForward, Play, ReverseBackup selection, Forward, Frame by Frame, Play, Reverse, Stop
Sequence modeKnown for oneYes
SnapshotKnown for oneYes
Recording modesDiffersContinuous, Event, Manual, ScheduleEvent, Manual, Schedule
Display modesKnown for oneFull screen, Live view, Playback
Hard drive1 differ
Maximum storage capacity16 TB16 TB
HDD interfaceDiffersSATA IIISATA, SATA II, SATA III
RAID supportKnown for oneYes
RAID levelsKnown for one0, 1, JBOD
Number of HDDs installedKnown for one0
HDD capacityKnown for one0 GB
Number of HDDs supportedKnown for one2
HDD sizeKnown for one3.5"
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers21
Copper ethernet cabling technologyKnown for one10BASE-T, 100BASE-T, 1000BASE-T
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Power over Ethernet (PoE)YesYes
HDMI outputYesYes
USB 2.0 ports quantityDiffers13
VGA (D-Sub) output ports11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
Audio RCA inputsKnown for one1
Audio RCA outputsKnown for one1
Power over Ethernet (PoE) ports quantityKnown for one16
HDMI ports quantityKnown for one1
Audio outputKnown for one3.5 mm
Microphone inKnown for oneYes
Networking standardsKnown for oneIEEE 802.3ab, IEEE 802.3u, IEEE 802.3x
Supported network protocolsKnown for oneHTTP/HTTPS, RTP, RTSP, RTCP, SNMP v1/v2c/v3, IPv4, ARP, TCP, UDP, ICMP
Features1 differ
Product colourDiffersBlack, WhiteBlack
Reset buttonKnown for oneYes
Power3 differ
Power consumption (max)Differs90 W143 W
AC input voltage100 - 240 V100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Output currentDiffers1.85 A5 A
Output voltageDiffers48 V52 V
Power over Ethernet (PoE) power per portKnown for one15 W
Total Power over Ethernet (PoE) budgetKnown for one120 W
System requirementsidentical
Browser supportedKnown for oneInternet Explorer, Firefox, Safari
Windows operating systems supportedKnown for oneWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64
Operational conditions1 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Differs5 - 90%0 - 90%
Storage temperature (T-T)-20 - 70 °C-20 - 70 °C
Weight & dimensions4 differ
WidthDiffers300 mm372 mm
DepthDiffers63 mm310.5 mm
HeightDiffers255 mm46.5 mm
WeightDiffers2.1 kg2.8 kg
Packaging contentidentical
AC adapter includedKnown for oneYes
CD manualKnown for oneYes
Cables includedKnown for oneLAN (RJ-45)
Quick installation guideKnown for oneYes
Wireless LAN featuresidentical
Wi-FiKnown for oneNo
Technical detailsidentical
Compliance certificatesKnown for oneCE, RoHS
Logistics dataidentical
Harmonized System (HS) codeKnown for one85219000

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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