Where Do Western Digital and Seagate Stand in the Storage Market?


Apr. 16 2018, Updated 10:31 a.m. ET

Western Digital a major player in HDD and SSD

Western Digital (WDC) continued to lead the worldwide HDD (hard disk drive) market at the end of 4Q17 with a share of 40%, according to Coughlin & Associates. Comparatively, Seagate (STX) and Toshiba accounted for 37% and 23% of this market, respectively.

The HDD market now has only three players remaining, as companies have focused their resources and investments on other storage technologies.

HDD shipments totaled 104.9 million units in 4Q17 and 395 million units in 2017. HDD shipments have been falling over the last few years. They fell from 470 million units in 2015 to 425 million units in 2016.

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SSD expected to exceed HDD by 2021

Statista expects SSD (solid-state drive) shipments to exceed HDD shipments by the end of 2021. While HDD shipments are expected to fall to 370 million units in 2018, 360 million units in 2019, 350 million units in 2020, and 330 million units in 2021, SSD shipments are expected to rise from 190 million units in 2017 to 235 million units in 2018, 280 million units in 2019, 320 million units in 2020, and 360 million units in 2021.

At the end of 4Q17, the major players in the SSD space included Samsung (SSNLF), WDC, Intel (INTC), Toshiba, and Micron (MU) with shares of 35%, 16.6%, 10.3%, 8.4%, and 8.4%, respectively.


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