Seagate IronWolf NAS 3 TB vs Seagate ST4000LM016 4 TB

A side-by-side spec comparison of the Seagate IronWolf NAS 3 TB and the Seagate ST4000LM016 4 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 Seagate IronWolf NAS 3 TB and Seagate ST4000LM016 4 TB.
Specification	Seagate IronWolf NAS 3 TB No price data Winner	Seagate ST4000LM016 4 TB $179.00 Buy on Newegg
Type	HDD	HDD
Cache	64	128
Capacity	3000 GB	4000 GB
Interface	SATA	SATA
Read Speed	550 MB/s	550 MB/s
Form Factor	3.5"	2.5"
Write Speed	520 MB/s	520 MB/s

Seagate IronWolf NAS 3 TB

specs won

Seagate ST4000LM016 4 TB

spec won

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