The Western Digital WD Black SN8100 2TB is the objective winner of this comparison, securing four out of six total specification victories. Its most impactful advantage is a 2561% improvement in sequential read speeds compared to the alternative. While the Samsung 870 EVO 1TB manages to tie in one category and win in another, it falls significantly behind in overall performance metrics when measured against the superior throughput offered by the Western Digital drive.

Users prioritizing maximum data transfer speeds should choose the Western Digital WD Black SN8100 2TB for its substantial sequential read advantage. Conversely, the Samsung 870 EVO 1TB is the better option for budget-conscious buyers, as it holds a 75% advantage in MSRP. Selecting between these two components depends entirely on whether your primary requirement is the high-speed performance of the Western Digital model or the cost-effective pricing of the Samsung drive.