The SK Hynix Platinum P51 2TB is the objective winner of this comparison, securing more individual specification victories than its competitor. The most impactful advantage offered by the SK Hynix Platinum P51 2TB is its sequential write speed, which outperforms the Samsung 980 Pro 2TB by 163 percent. While the Samsung 980 Pro 2TB maintains a 23 percent advantage in MSRP, the superior write performance makes the SK Hynix drive the more capable option for data-intensive tasks.

Users who prioritize high-speed data writing should choose the SK Hynix Platinum P51 2TB to take advantage of its significant performance lead. Conversely, the Samsung 980 Pro 2TB is the better selection for budget-conscious buyers who value the 23 percent MSRP advantage over raw write speed. Both drives offer identical performance in the remaining three categories, meaning the final decision rests solely on whether the user requires faster write operations or a lower initial cost.