The Crucial MX500 4TB is the objective winner of this comparison, securing more category wins across the evaluated specifications. Its most significant advantage is its storage capacity, which is 300% greater than that of the alternative. While the Crucial T705 1TB with Heatsink offers a substantial 2329% lead in sequential read speeds, the overall balance of specifications favors the higher-capacity drive for general utility and storage-focused applications.

Users who prioritize massive file storage and long-term data retention should choose the Crucial MX500 4TB for its superior capacity. Conversely, those who require the fastest possible sequential read performance for specialized tasks should select the Crucial T705 1TB with Heatsink. Your decision should depend entirely on whether your workflow demands the expansive space provided by the former or the extreme speed advantage offered by the latter.