The Crucial MX500 4TB is the objective winner of this comparison, securing more individual specification victories than its counterpart. While both drives share several identical technical attributes, the Crucial MX500 4TB provides the most significant advantage in this matchup by offering 100% more storage capacity. This substantial increase in total space represents the primary differentiator between the two models, outweighing the specific areas where the smaller drive maintains a technical lead.

Users who prioritize maximum storage density should select the Crucial MX500 4TB to accommodate larger libraries and data sets. Conversely, those operating under stricter budget constraints should choose the Crucial MX500 2TB, as it holds a 41% advantage in MSRP. By weighing the necessity of total capacity against the cost efficiency of the smaller model, buyers can select the drive that best aligns with their specific storage requirements and financial considerations.