IDC's Worldwide Global StorageSphere Taxonomy, 2025

This IDC study defines and provides a framework for analyzing the installed base of storage capacity, the amount of the installed base of storage capacity that is utilized, and the portion of the installed base that is available for storing data for a given year."Storage is the foundation of the data-driven economy," says Adam Wright, research manager for IDC's Global DataSphere and Global StorageSphere. "IDC's Global StorageSphere reflects the installed base of persistent, nonvolatile storage media being used by consumers and enterprises. This taxonomy document provides the definitions and segmentations available that help understand the dynamics of the ever-changing Global StorageSphere."