Product comparison · 2 backup storage devices

Freecom TapeWare AIT-550i vs Freecom TapeWare USB DAT-40i

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  • 10specifications compared
  • 6differ
  • 4identical
  • 21known for one product only

Key differences

  • Interface
    • TapeWare AIT-550i:Ultra 160 SCSI LVD/SE
    • TapeWare USB DAT-40i:USB 2.0
  • Mean time between failures (MTBF)
    • TapeWare AIT-550i:300000 h
    • TapeWare USB DAT-40i:125000 h
  • Bundled software
    • TapeWare AIT-550i:TapeWare XE
    • TapeWare USB DAT-40i:Yosemite TapeWare Software
  • Native capacity
    • TapeWare AIT-550i:80 GB
    • TapeWare USB DAT-40i:20 GB
  • Compressed capacity
    • TapeWare AIT-550i:208 GB
    • TapeWare USB DAT-40i:40 GB

Side by side

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Comparison of TapeWare AIT-550i, TapeWare USB DAT-40i
31 specifications
Performance3 differ
Product typeStorage driveStorage drive
Media typeTape CartridgeTape Cartridge
InterfaceDiffersUltra 160 SCSI LVD/SEUSB 2.0
InternalYesYes
Form factorKnown for one5.25" Half-heightUnknown — not stated by the source
Access timeKnown for one14000 msUnknown — not stated by the source
Product colourBlackBlack
Mean time between failures (MTBF)Differs300000 h125000 h
Read/write head lifeKnown for one50000 hUnknown — not stated by the source
Tape durabilityKnown for one30000 pass(es)Unknown — not stated by the source
Bundled softwareDiffersTapeWare XEYosemite TapeWare Software
Data storage typeKnown for oneUnknown — not stated by the sourceDDS
Compression ratioKnown for oneUnknown — not stated by the source2:1
Logical recording formatKnown for oneUnknown — not stated by the sourceANSI/ISO/ECMA DDS-2, DDS-3, DDS-4
Compatible operating systemsKnown for oneUnknown — not stated by the sourceWindows (NT), NetWare, Linux,MAC OS, Unix, Sun Solaris, Silicon Graphics, IBM AIX
Storage3 differ
Native capacityDiffers80 GB20 GB
Compressed capacityDiffers208 GB40 GB
Drive device, buffer sizeKnown for one32 MBUnknown — not stated by the source
Media types supportedDiffersAIT-Turbo E, AIT-1, AIT-1Turbo, AIT-2, AIT-2TurboDDS-4 (150m), DDS-3 (125m), DDS-2 (120m)
Recording densityKnown for one167 kbit/inchUnknown — not stated by the source
Data transmissionidentical
Burst transfer rateKnown for one100 MB/sUnknown — not stated by the source
Drive device speedKnown for one6400 RPMUnknown — not stated by the source
Poweridentical
Power requirementsKnown for one+5V, +12VUnknown — not stated by the source
Power consumption (typical)Known for one12 WUnknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one765 gUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 40 °CUnknown — not stated by the source
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one20 - 80%Unknown — not stated by the source
Other featuresidentical
Data compressionKnown for one2.6:1Unknown — not stated by the source
Dimensions (WxDxH)Known for one146 x 155 x 41.2 mmUnknown — not stated by the source
Sustained data rateKnown for one12 MB/sUnknown — not stated by the source

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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