The Seagate FireCuda 540 2TB is the objective winner of this comparison, securing victory in five out of seven measured specifications. Its most significant advantage is its endurance, which is 233% higher than that of the Samsung 990 Pro 1TB. While the Samsung 990 Pro 1TB holds a 58% advantage in MSRP, the superior durability offered by the Seagate FireCuda 540 2TB makes it the more robust option for long-term data storage requirements.

Users prioritizing longevity and high-volume write operations should select the Seagate FireCuda 540 2TB for its vastly superior endurance rating. Conversely, the Samsung 990 Pro 1TB is the better choice for budget-conscious buyers who prioritize a lower MSRP over the extended write lifespan provided by the alternative. Choosing between these two drives depends entirely on whether your primary concern is minimizing initial expenditure or maximizing the total amount of data written over the drive's lifetime.