The Samsung 9100 Pro 4TB is the objective winner of this comparison, securing more total spec victories than its counterpart. While both drives share identical performance in two categories, the 4TB model provides a significant advantage in total storage space, offering 300% more capacity than the smaller version. This substantial increase in available room for data makes the larger drive the superior choice for users requiring extensive file storage.

The Samsung 9100 Pro 1TB is the ideal selection for budget-conscious buyers, as it holds a 67% advantage in MSRP. Those who prioritize lower initial costs over total storage volume should choose this version. Conversely, the 4TB model is the better option for power users or professionals who need the maximum capacity provided by the drive to accommodate large libraries of files and applications.