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Product comparison · 2 digital video recorders (dvr)

Samsung SRD-1656D 3TB vs Samsung SRD-842 4TB

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  • 32specifications compared
  • 14differ
  • 18identical
  • 10known for one product only

Key differences

  • Video compression formats
    • AVI, H.264
    • H.264
  • Video capturing speed
    • 480 fps
    • 240 fps
  • Channels quantity
    • 16 channels
    • 8 channels
  • Total storage capacity
    • 3 TB
    • 4 TB
  • Audio input
    • 16
    • 4
  • Ethernet interface type
    • Gigabit Ethernet
    • Fast Ethernet
  • Number of HDDs supported
    • 4
    • 2
  • Power consumption (typical)
    • 60 W
    • 19 W

Side by side

Differences highlightedShow differences only
42 specifications
A

Samsung

SRD-1656D 3TBView product
B

Samsung

SRD-842 4TBView product
Performance5 differ
Video compression formatsDiffersAVI, H.264H.264
Video capturing speedDiffers480 fps240 fps
Video loss detectionYesYes
Analog signal format systemNTSC, PALNTSC, PAL
Channels quantityDiffers16 channels8 channels
Event loggingYesYes
LED indicatorsKnown for oneYes
Languages supportMultiMulti
Operating system installedEmbedded LINUXEmbedded LINUX
Playback modesFast Backward, Fast forward, SlowFast Backward, Fast forward, Slow
Playback resolutions supportedDiffers1280 x 720, 1280 x 1024, 1920 x 1080960 x 480, 720 x 480, 960 x 576, 720 x 576
Product colourBlackBlack
Total storage capacityDiffers3 TB4 TB
USB connectivityKnown for oneYes
Graphical user interface (GUI)Known for oneYes
Maximum frame rateKnown for one240 fps
Motion sensorKnown for oneYes
Supported protocolsKnown for oneRTP, RTSP, HTTP, CGI
Ports & interfaces1 differ
HDMI ports quantity11
VGA (D-Sub) output ports11
Audio inputDiffers164
Audio output11
USB 2.0 ports quantity22
RS-232 ports11
RS-485 ports11
eSATA ports quantityKnown for one2
Network2 differ
Ethernet LANKnown for oneYes
Ethernet LAN (RJ-45) ports11
Ethernet interface typeDiffersGigabit EthernetFast Ethernet
Supported network protocolsDiffersTCP/IP, DHCP, PPPoE, SMTP, NTP, HTTP, HTTPS, DDNS, RTP, RTSP, SNMPTCP/IP, DHCP, PPPoE, SMTP, NTP, HTTP, DDNS, RTP, RTSP, SNMP
Hard drive1 differ
Number of HDDs supportedDiffers42
HDD interfaceSerial ATASerial ATA
Optical driveidentical
Optical drive includedKnown for oneYes
Optical drive typeKnown for oneDVD/RW
Power1 differ
Power consumption (typical)Differs60 W19 W
Power requirements100-240 VAC, 50-60Hz100-240 VAC, 50-60Hz
Weight & dimensions2 differ
Dimensions (WxDxH)Differs440 x 384.8 x 88 mm345 x 254.8 x 52 mm
WeightDiffers6.6 kg2.31 kg
Display2 differ
Display resolutionDiffers1280 x 480 pixels960 x 480 pixels
Display frame rateDiffers480 fps240 fps
Operational conditionsidentical
Operating relative humidity (H-H)20 - 85%20 - 85%
Operating temperature (T-T)0 - 40 °C0 - 40 °C

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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