The Western Digital WD Black SN8100 2TB is the objective winner of this comparison, securing more category victories than its competitor. While the Samsung 9100 Pro 1TB holds a significant advantage in MSRP, which is 43% better, the Western Digital WD Black SN8100 2TB provides the most impactful benefit by offering 100% more storage capacity. This substantial difference in total space makes the latter the superior choice for users prioritizing volume over the initial cost savings.

Users who require maximum storage for large libraries or extensive file collections should select the Western Digital WD Black SN8100 2TB to take advantage of its superior capacity. Conversely, the Samsung 9100 Pro 1TB is the appropriate choice for budget-conscious buyers who prioritize a lower MSRP over the need for additional space. By weighing these specific advantages, you can choose the drive that best aligns with your storage requirements and financial priorities.