Hitachi Ultrastar 1.8 TB vs Hitachi Ultrastar 7K4000 3 TB

A side-by-side spec comparison of the Hitachi Ultrastar 1.8 TB and the Hitachi Ultrastar 7K4000 3 TB. We line up every specification, highlight the winner of each, and tally an overall verdict so you can decide which storage is right for your build.

Side-by-side specification comparison of Hitachi Ultrastar 1.8 TB and Hitachi Ultrastar 7K4000 3 TB.
Specification	Hitachi Ultrastar 1.8 TB $175.00 Winner Buy on Amazon	Hitachi Ultrastar 7K4000 3 TB $175.00 Buy on Amazon
Type	HDD	HDD
Cache	128	64
Capacity	1800 GB	3000 GB
Interface	SAS 12.0 Gb/s	SATA
Read Speed	550 MB/s	550 MB/s
Form Factor	2.5"	3.5"
Write Speed	520 MB/s	520 MB/s

Hitachi Ultrastar 1.8 TB

specs won

Hitachi Ultrastar 7K4000 3 TB

spec won

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