The Crucial T700 4TB is the objective winner of this comparison, securing victories in six out of seven evaluated specifications. Its most significant advantage over the competition is its storage capacity, which is 300% greater than that of the alternative. By offering substantially more room for data, this drive establishes itself as the superior option for users prioritizing high-volume storage needs and overall technical performance across the majority of measured categories.

The Western Digital WD Black SN770 1TB is the recommended choice for budget-conscious users, as it holds an 89% advantage in MSRP. Those who require a smaller storage footprint and prioritize a lower initial cost should select this drive. Conversely, the Crucial T700 4TB is the ideal selection for power users who demand maximum capacity and are willing to invest in a drive that outperforms the alternative in nearly every technical metric provided.