The Samsung 870 EVO 2TB is the objective winner of this comparison, securing more category victories across the evaluated specifications. Its most impactful advantage is its storage capacity, which is 100% better than that of the alternative. By offering double the space of the competing drive, this model provides a significant edge for users who prioritize total volume for their data storage needs over other technical metrics.

Choose the Samsung 870 EVO 2TB if your primary requirement is maximizing available storage space for large libraries or extensive file collections. Conversely, select the Samsung 9100 Pro 1TB if your workflow demands high-speed data access, as it holds a 2525% advantage in sequential read performance. This makes the latter the superior choice for tasks where rapid file retrieval is the most critical factor for your system's operation.