Product comparison · 2 backup storage devices

Acer DDS4 20/40GB Utra160 68pin vs Acer LTO ULTRIUM 2 200/400GB external tape drive

8specifications compared
4differ
4identical
6known for one product only

Key differences

Internal
- DDS4 20/40GB Utra160 68pin:Yes
- LTO ULTRIUM 2 200/400GB external tape drive:No
Data storage type
- DDS4 20/40GB Utra160 68pin:DDS
- LTO ULTRIUM 2 200/400GB external tape drive:LTO
Native capacity
- DDS4 20/40GB Utra160 68pin:20 GB
- LTO ULTRIUM 2 200/400GB external tape drive:200 GB
Compressed capacity
- DDS4 20/40GB Utra160 68pin:40 GB
- LTO ULTRIUM 2 200/400GB external tape drive:400 GB

Side by side

Differences highlightedShow differences only

Comparison of DDS4 20/40GB Utra160 68pin, LTO ULTRIUM 2 200/400GB external tape drive
14 specifications	A Acer DDS4 20/40GB Utra160 68pin View product	B Acer LTO ULTRIUM 2 200/400GB external tape drive View product
Performance2 differ
InternalDiffers	Yes	No
Data storage typeDiffers	DDS	LTO
Form factorKnown for one	5.25" Half-height	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
Storage2 differ
Native capacityDiffers	20 GB	200 GB
Compressed capacityDiffers	40 GB	400 GB
Media types supportedKnown for one	Unknown — not stated by the source	LTO Ultrium
Data transmissionidentical
Sustained data transfer rate (compressed)Known for one	6 MB/s	Unknown — not stated by the source
Sustained data transfer rate (native)Known for one	3 MB/s	Unknown — not stated by the source
Other featuresidentical
I/O portsKnown for one	1 x 68 pin HD D-Sub (HD-68)	Unknown — 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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