The Samsung 9100 Pro 4TB wins in 4 out of 7 comparable specs, with 1 tie. Its biggest advantage is Sequential Write (113% better).
WD Black SN850X 8TB wins in 2 specs (Capacity: 100% better).
Recommendation
Choose 9100 Pro 4TB if you want the best overall performance — especially sequential write.
Choose WD Black SN850X 8TB if capacity matters more to you.
AI Versus Verdict
The Samsung 9100 Pro 4TB is the objective winner of this comparison, securing victory in four out of seven evaluated specifications. Its most significant technical advantage is its sequential write performance, which is 113% better than the alternative. This superior write capability makes the Samsung 9100 Pro 4TB the clear choice for users who prioritize high-speed data handling and efficient file processing within their storage architecture.
Choose the Samsung 9100 Pro 4TB if your primary requirement is maximum sequential write speed for demanding tasks. Conversely, select the Western Digital WD Black SN850X 8TB NVMe SSD if your workflow necessitates the highest possible storage volume, as it offers a 100% capacity advantage over the competitor. These two drives cater to distinct needs, balancing the raw speed of the Samsung unit against the expansive storage footprint provided by the Western Digital drive.
Generated by Gemini from the objective spec comparison above. AI advice is a summary, not a benchmark — always verify critical purchases.
