The Samsung 990 Pro 4TB wins in 3 out of 7 comparable specs, with 4 ties. Its biggest advantage is MSRP (9% better).
Recommendation
Choose 990 Pro 4TB if you want the best overall performance — especially msrp.
AI Versus Verdict
The Samsung 990 Pro 4TB is the objective winner of this comparison, securing more spec victories than its competitor. While both drives share several identical technical characteristics, the Samsung 990 Pro 4TB holds a distinct advantage in its MSRP, which is 9% better than that of the Western Digital WD Black SN850X 4TB. This pricing efficiency makes the former the superior choice for users prioritizing value based on the provided specifications.
Users who want the most cost-effective option should select the Samsung 990 Pro 4TB, as it offers a clear advantage in MSRP. Those who find the two drives equivalent in all other technical areas may consider the Western Digital WD Black SN850X 4TB if they have specific brand preferences, though it fails to outperform the Samsung drive in any of the measured categories. Both components provide identical performance across the remaining evaluated specifications.
Generated by Gemini from the objective spec comparison above. AI advice is a summary, not a benchmark — always verify critical purchases.
