The Crucial T700 4TB is the objective winner of this comparison, securing more individual specification victories than its competitor. Its most significant advantage is its storage capacity, which is 300% greater than that of the alternative. While both drives utilize PCIe Gen5 technology, the Crucial T700 4TB provides a substantially larger footprint for data, making it the superior choice for users who prioritize total drive volume over other considerations.

Users who require extensive storage space for large libraries or professional workloads should choose the Crucial T700 4TB for its massive capacity advantage. Conversely, the Lexar Professional NM1090 Pro 1TB PCIe Gen5 NVMe M.2 SSD is the better option for budget-conscious buyers, as it offers a 64% advantage in MSRP. Selecting between these two drives depends entirely on whether your primary goal is maximizing available storage or minimizing the initial financial investment.