The Seagate FireCuda 540 2TB and the Western Digital WD Black SN8100 2TB are tied in overall performance, as each drive leads in two out of seven measured specifications. The most significant advantage for the Seagate FireCuda 540 2TB is its endurance, which is 67% higher than its competitor. Conversely, the Western Digital WD Black SN8100 2TB offers a substantial lead in speed, featuring a sequential read capability that is 49% better than the alternative.

Choose the Seagate FireCuda 540 2TB if your primary requirement is long-term durability and high write endurance for heavy data workloads. Alternatively, select the Western Digital WD Black SN8100 2TB if your priority is maximizing sequential read performance for faster data access. Both drives offer equivalent performance across the remaining metrics, so your decision should rest entirely on whether you value the superior longevity of the Seagate or the faster read speeds of the Western Digital.