The Lexar NM1090 Pro 2TB is the objective winner of this comparison, securing victories in six out of seven evaluated specifications. Its most significant advantage is its endurance, which is 300% better than that of the alternative. By offering superior durability alongside its broader lead in technical specifications, this drive establishes itself as the more robust option for users prioritizing longevity and high-end performance across the majority of measured metrics.

Users who require maximum endurance for heavy write workloads should choose the Lexar NM1090 Pro 2TB to benefit from its substantial durability advantage. Conversely, the Western Digital WD Black SN770 1TB is the appropriate selection for budget-conscious buyers, as it holds a 79% advantage in MSRP. Selecting between these two components depends on whether the user prioritizes the long-term reliability of the Lexar drive or the immediate cost savings offered by the Western Digital model.