The NZXT C1500 Platinum is the objective winner of this comparison, securing more individual specification victories than the ASUS ROG THOR 1200W Platinum III. The most significant advantage offered by the NZXT C1500 Platinum is its superior connectivity, providing 60% more PCIe connectors than its competitor. This hardware edge makes it the more versatile option for systems requiring extensive power distribution across multiple high-performance components, as it leads in total specification count while matching the ASUS ROG THOR 1200W Platinum III in five other categories.

Users should choose the NZXT C1500 Platinum if they require the maximum number of PCIe connectors for complex builds with multiple power-hungry peripherals. Conversely, the ASUS ROG THOR 1200W Platinum III remains a viable alternative for those who do not need the additional connectivity, as it ties the NZXT C1500 Platinum in all other measured specifications. Selecting between these two units depends entirely on whether your specific system configuration necessitates the increased connector count provided by the NZXT model.