The Samsung 990 Pro 4TB is the objective winner of this comparison, securing victory in four out of six evaluated specifications. Its most significant technical advantage is its sequential write speed, which outperforms the alternative by 1253%. While the Crucial MX500 1TB remains competitive in one category and ties in another, it cannot match the high-performance capabilities offered by the Samsung 990 Pro 4TB in the majority of measured metrics.

Users prioritizing raw performance and maximum storage capacity should choose the Samsung 990 Pro 4TB for its superior sequential write speeds. Conversely, the Crucial MX500 1TB is the better option for budget-conscious buyers, as it holds an 84% advantage in MSRP. Selecting between these two drives depends entirely on whether your primary requirement is the highest possible data throughput or the most cost-effective entry point for your storage needs.