The NZXT C850 (2024) is the objective winner of this comparison, securing more category wins than its competitor. While the Corsair AX1600i maintains a significant lead in total power capacity, offering 88% more wattage, the NZXT C850 (2024) provides a critical modern advantage. Specifically, the NZXT C850 (2024) features a 12VHPWR connector, representing a 100% improvement in connectivity for this standard compared to the Corsair AX1600i, which lacks this native interface.

Users requiring massive power output for extreme multi-GPU or high-draw workstation configurations should choose the Corsair AX1600i for its superior wattage capacity. Conversely, those building modern systems that utilize the 12VHPWR standard for current graphics cards should prioritize the NZXT C850 (2024). By selecting the latter, builders ensure native compatibility with contemporary hardware standards, whereas the former is better suited for specialized setups that demand the highest possible raw power delivery.