The SK Hynix Platinum P51 2TB is the objective winner of this comparison, securing four out of six total spec victories. Its most significant advantage is its sequential read speed, which outperforms the Samsung 870 EVO 1TB by 2525 percent. While the Samsung 870 EVO 1TB holds a 73 percent advantage in MSRP, the superior performance metrics of the SK Hynix Platinum P51 2TB make it the more capable drive across the majority of measured categories.

Users prioritizing raw speed and maximum throughput should choose the SK Hynix Platinum P51 2TB for their storage needs. Conversely, the Samsung 870 EVO 1TB is the better option for budget-conscious buyers who prioritize a lower MSRP over the high-speed performance capabilities offered by the alternative. Selecting between these two drives depends entirely on whether your primary requirement is the significant sequential read advantage or the cost-efficiency provided by the Samsung model.