The ADATA XPG Legend 970 2TB and the Western Digital WD Red Plus 4TB result in an objective tie across the evaluated specifications. While both components offer distinct strengths, the ADATA XPG Legend 970 2TB provides the most significant performance advantage with a 5305% improvement in sequential read speeds. Conversely, the Western Digital WD Red Plus 4TB offers the most substantial capacity advantage, providing 100% more storage space than its competitor.

Users prioritizing high-speed data access should select the ADATA XPG Legend 970 2TB to leverage its superior sequential read capabilities. Those who require maximum storage volume for their systems should choose the Western Digital WD Red Plus 4TB, as it doubles the available capacity. Each drive serves a different primary function, so the choice depends entirely on whether the user values rapid read performance or a larger total storage footprint.