Product comparison · 2 backup storage devices

Acer LTO ULTRIUM 2 200/400GB external tape drive vs Freecom TapeWare USB DAT-40i

Key differences

Interface
- LTO ULTRIUM 2 200/400GB external tape drive:Ultra160 SCSI
- TapeWare USB DAT-40i:USB 2.0
Internal
- LTO ULTRIUM 2 200/400GB external tape drive:No
- TapeWare USB DAT-40i:Yes
Data storage type
- LTO ULTRIUM 2 200/400GB external tape drive:LTO
- TapeWare USB DAT-40i:DDS
Native capacity
- LTO ULTRIUM 2 200/400GB external tape drive:200 GB
- TapeWare USB DAT-40i:20 GB
Compressed capacity
- LTO ULTRIUM 2 200/400GB external tape drive:400 GB
- TapeWare USB DAT-40i:40 GB

Differences highlightedShow differences only

Comparison of LTO ULTRIUM 2 200/400GB external tape drive, TapeWare USB DAT-40i
14 specifications	A Acer LTO ULTRIUM 2 200/400GB external tape drive View product	B Freecom TapeWare USB DAT-40i View product
Performance3 differ
InterfaceDiffers	Ultra160 SCSI	USB 2.0
InternalDiffers	No	Yes
Data storage typeDiffers	LTO	DDS
Logical recording formatKnown for one	Unknown — not stated by the source	ANSI/ISO/ECMA DDS-2, DDS-3, DDS-4
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	125000 h
Bundled softwareKnown for one	Unknown — not stated by the source	Yosemite TapeWare Software
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows (NT), NetWare, Linux,MAC OS, Unix, Sun Solaris, Silicon Graphics, IBM AIX
Storage3 differ
Native capacityDiffers	200 GB	20 GB
Compressed capacityDiffers	400 GB	40 GB
Media types supportedDiffers	LTO Ultrium	DDS-4 (150m), DDS-3 (125m), DDS-2 (120m)

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.