The Western Digital WD Black SN8100 2TB is the objective winner of this comparison, securing victories in five out of seven measured specifications. Its most significant performance advantage is its sequential write speed, which is 122% faster than that of the competition. While the Samsung 990 EVO Plus 1TB remains competitive in specific areas, it falls behind the overall technical capabilities demonstrated by the Western Digital drive across the majority of the evaluated metrics.

Users who prioritize high-speed data writing should choose the Western Digital WD Black SN8100 2TB to take advantage of its superior sequential write performance. Conversely, the Samsung 990 EVO Plus 1TB is the better option for budget-conscious buyers, as it holds a 61% advantage in MSRP. Selecting between these two drives depends on whether your primary requirement is maximizing write throughput or minimizing the initial cost of your storage purchase.