The SK Hynix Platinum P51 2TB is the objective winner of this comparison, securing victories in four out of seven evaluated specifications. Its most significant technical advantage is its sequential read speed, which outperforms the alternative by 185 percent. While both drives share two identical specifications, the superior performance metrics of the SK Hynix Platinum P51 2TB establish it as the more capable hardware option for users prioritizing raw data throughput.

Users who require maximum sequential read performance should choose the SK Hynix Platinum P51 2TB for their storage needs. Conversely, the Western Digital WD Black SN770 2TB is the better selection for budget-conscious buyers, as it holds a 62 percent advantage in MSRP. By weighing the substantial speed gains of the former against the cost efficiency of the latter, consumers can align their purchase with either high-performance requirements or specific financial constraints.