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Product comparison · 2 backup storage devices

Freecom OEM DAT-40i USB vs Freecom SCSI LTO-4 HH 800-1600GB Drive

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  • 17specifications compared
  • 13differ
  • 4identical
  • 17known for one product only

Key differences

  • Interface
    • LVD/SE Wide Ultra SCSI-2
    • SAS
  • Data storage type
    • DDS
    • LTO
  • Compression ratio
    • 2:1
    • No
  • Mean time between failures (MTBF)
    • 400000 h
    • 250000 h
  • Native capacity
    • 20 GB
    • 800 GB
  • Compressed capacity
    • 40 GB
    • 1.6 TB
  • Burst transfer rate
    • 6 MB/s
    • 300 MB/s
  • Sustained data transfer rate (compressed)
    • 6 MB/s
    • 160 MB/s

Side by side

Differences highlightedShow differences only
34 specifications
A

Freecom

OEM DAT-40i USBView product
B

Freecom

SCSI LTO-4 HH 800-1600GB DriveView product
Performance5 differ
Product typeStorage driveStorage drive
Media typeTape CartridgeTape Cartridge
InterfaceDiffersLVD/SE Wide Ultra SCSI-2SAS
InternalYesYes
Data storage typeDiffersDDSLTO
Compression ratioDiffers2:1No
Form factorKnown for one5.25"
Access timeKnown for one70 ms
Logical recording formatKnown for oneLTO Ultrium 4, LTO Ultrium 3, LTO Ultrium 2
Product colourBlackBlack
Mean time between failures (MTBF)Differs400000 h250000 h
Read/write head lifeKnown for one60000 h
CertificationDiffersUL, CSA, TUV, CE, C-Tick, RRLCSA C22.2, cCSAus, TÜV EN60950, CE, FCC 47 CFR Parts 15, NOM, VCCI, C-TICK, RRL, BSMI, GOSH CB
Compatible operating systemsKnown for oneWin 2000, 2003, XP Linux
Storage2 differ
Native capacityDiffers20 GB800 GB
Compressed capacityDiffers40 GB1.6 TB
Data transmission3 differ
Burst transfer rateDiffers6 MB/s300 MB/s
Data transfer rateKnown for one3 Gbit/s
Drive device, transfer rateKnown for one160 MB/s
Sustained data transfer rate (compressed)Differs6 MB/s160 MB/s
Sustained data transfer rate (native)Differs3 MB/s80 MB/s
Power1 differ
Power requirementsDiffers+5V DC, 0.9A; +12V DC, 1.5 A5V, 2.5A
Power supply typeKnown for oneDC
Power consumption (typical)Known for one20 W
Weight & dimensions1 differ
WeightDiffers1 kg1.45 kg
Size (imperial)Known for one13.3 cm (5.25")
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 40 °C
Storage temperature (T-T)Known for one-40 - 66 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage relative humidity (H-H)Known for one10 - 95%
Other features1 differ
Data compressionKnown for oneLTO-DC
Dimensions (WxDxH)Differs102 x 166 x 41 mm145 x 206 x 41 mm
Recording technologyKnown for one16 PRML
Recommended mediaKnown for oneDDS-4, DDS-3, DDS-2

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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