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Product comparison · 2 digital video recorders (dvr)

Samsung SRD-1642 2TB vs Samsung SRD-1656D 4TB

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  • 34specifications compared
  • 11differ
  • 23identical
  • 8known for one product only

Key differences

The Samsung SRD-1656D 4TB has 2 TB more total storage capacity than the Samsung SRD-1642 2TB (4 TB vs 2 TB). The Samsung SRD-1656D 4TB has 12 more audio input than the Samsung SRD-1642 2TB (16 vs 4). The Samsung SRD-1656D 4TB has 2 more HDDs supported than the Samsung SRD-1642 2TB (4 vs 2). Video compression formats: H.264 on the Samsung SRD-1642 2TB, AVI, H.264 on the Samsung SRD-1656D 4TB. Ethernet interface type: Fast Ethernet on the Samsung SRD-1642 2TB, Gigabit Ethernet on the Samsung SRD-1656D 4TB.

  • Video compression formats
    • H.264
    • AVI, H.264
  • Total storage capacity
    • 2 TB
    • 4 TB
  • Audio input
    • 4
    • 16
  • Ethernet interface type
    • Fast Ethernet
    • Gigabit Ethernet
  • Number of HDDs supported
    • 2
    • 4
  • Power consumption (typical)
    • 19 W
    • 60 W
  • Dimensions (WxDxH)
    • 345 x 254.8 x 52 mm
    • 440 x 384.8 x 88 mm
  • Weight
    • 2.38 kg
    • 6.6 kg

Side by side

Differences highlightedShow differences only
42 specifications
A

Samsung

SRD-1642 2TBView product
B

Samsung

SRD-1656D 4TBView product
Performance3 differ
Video compression formatsDiffersH.264AVI, H.264
Video capturing speed480 fps480 fps
Video loss detectionYesYes
Analog signal format systemNTSC, PALNTSC, PAL
Channels quantity16 channels16 channels
Event loggingYesYes
Graphical user interface (GUI)Known for oneYes
Languages supportMultiMulti
Maximum frame rateKnown for one480 fps
Motion sensorKnown for oneYes
Operating system installedEmbedded LINUXEmbedded LINUX
Playback modesFast Backward, Fast forward, SlowFast Backward, Fast forward, Slow
Playback resolutions supportedDiffers960 x 480, 720 x 480, 960 x 576, 720 x 5761280 x 720, 1280 x 1024, 1920 x 1080
Product colourBlackBlack
Supported protocolsKnown for oneRTP, RTSP, HTTP, CGI
Total storage capacityDiffers2 TB4 TB
USB connectivityYesYes
LED indicatorsKnown for oneYes
Ports & interfaces1 differ
HDMI ports quantity11
VGA (D-Sub) output ports11
Audio inputDiffers416
Audio output11
USB 2.0 ports quantity22
RS-232 ports11
RS-485 ports11
eSATA ports quantityKnown for one2
Network2 differ
Ethernet LANYesYes
Ethernet LAN (RJ-45) ports11
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Supported network protocolsDiffersTCP/IP, DHCP, PPPoE, SMTP, NTP, HTTP, DDNS, RTP, RTSP, SNMPTCP/IP, DHCP, PPPoE, SMTP, NTP, HTTP, HTTPS, DDNS, RTP, RTSP, SNMP
Hard drive1 differ
Number of HDDs supportedDiffers24
HDD interfaceSerial ATASerial ATA
Power1 differ
Power consumption (typical)Differs19 W60 W
Power requirements100-240 VAC, 50-60Hz100-240 VAC, 50-60Hz
Weight & dimensions2 differ
Dimensions (WxDxH)Differs345 x 254.8 x 52 mm440 x 384.8 x 88 mm
WeightDiffers2.38 kg6.6 kg
Display1 differ
Display resolutionDiffers960 x 480 pixels1280 x 480 pixels
Display frame rate480 fps480 fps
Operational conditionsidentical
Operating relative humidity (H-H)20 - 85%20 - 85%
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Optical driveidentical
Optical drive includedKnown for oneYes
Optical drive typeKnown for oneDVD/RW

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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