The Samsung 990 Pro 4TB wins in 5 out of 7 comparable specs, with 1 tie. Its biggest advantage is Capacity (300% better).
WD Black SN770 1TB wins in 1 spec (MSRP: 84% better).
Recommendation
Choose 990 Pro 4TB if you want the best overall performance — especially capacity.
Choose WD Black SN770 1TB if msrp matters more to you.
AI Versus Verdict
The Samsung 990 Pro 4TB is the objective winner of this comparison, securing victories in five 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 space for data, it establishes itself as the superior option for users requiring high-volume storage solutions within a single drive configuration.
The Western Digital WD Black SN770 1TB is the recommended choice for budget-conscious users, as it holds an 84% advantage in MSRP. Those prioritizing lower initial costs should select this drive for their builds. Conversely, the Samsung 990 Pro 4TB is the ideal selection for power users or professionals who prioritize maximum capacity and high-end specifications over the lower entry cost offered by the Western Digital WD Black SN770 1TB.
Generated by Gemini from the objective spec comparison above. AI advice is a summary, not a benchmark — always verify critical purchases.