Western Digital Black AN1500 2 TB vs Western Digital Purple Pro 18 TB

A side-by-side spec comparison of the Western Digital Black AN1500 2 TB and the Western Digital Purple Pro 18 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 Western Digital Black AN1500 2 TB and Western Digital Purple Pro 18 TB.
Specification	Western Digital Black AN1500 2 TB No price data Winner	Western Digital Purple Pro 18 TB $989.45 Buy on Amazon
Type	SSD	HDD
Cache	0	512
Capacity	2000 GB	18000 GB
Interface	PCIe x8	SATA
Read Speed	550 MB/s	550 MB/s
Form Factor	PCIe	3.5"
Write Speed	520 MB/s	520 MB/s

Western Digital Black AN1500 2 TB

specs won

Western Digital Purple Pro 18 TB

spec won

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