The Samsung 9100 Pro 8TB is the objective winner of this comparison, securing victory in five out of seven measured specifications. Its most significant advantage is its storage capacity, which is 700% greater than that of the alternative. By offering vastly more space for data, this drive establishes itself as the superior option for users prioritizing high-volume storage needs over other considerations.

Choose the Samsung 9100 Pro 8TB if you require extensive capacity for large-scale data management or professional workloads. Conversely, select the Samsung 980 Pro 1TB if your primary requirement is a lower MSRP, as it holds an 85% advantage in that specific category. This smaller drive is the logical choice for budget-conscious users who do not need the massive storage footprint provided by the larger model.