The Samsung 9100 Pro 4TB is the objective winner of this comparison, securing victories in four out of seven evaluated specifications. Its most impactful advantage is its storage capacity, which is 300% greater than that of the alternative. While both drives tied in two categories, the Samsung 9100 Pro 4TB consistently outperformed the competition across the majority of the measured metrics, establishing itself as the superior option for users prioritizing high-volume data storage.

Users who require extensive space for large libraries or professional workloads should choose the Samsung 9100 Pro 4TB for its massive capacity advantage. Conversely, the Seagate FireCuda 540 1TB is the better choice for budget-conscious buyers, as it holds a 69% advantage in MSRP. Selecting between these two components depends entirely on whether your primary requirement is maximizing total storage volume or minimizing the initial financial investment for your build.