The Corsair SF850 and the NZXT C850 (2024) are tied in their overall technical specifications, as both units share five identical performance metrics. The Corsair SF850 holds a distinct advantage in efficiency, which is 25% better than its competitor. Conversely, the NZXT C850 (2024) provides a significant financial benefit, offering an MSRP that is 35% better than the alternative. These two power supplies effectively balance high-end performance with distinct priorities for the end user.

Choose the Corsair SF850 if your primary goal is maximizing power efficiency for your system build. This unit is the superior selection for users who prioritize energy savings during operation. Alternatively, select the NZXT C850 (2024) if you are looking for the most cost-effective option that maintains parity with the competition across the majority of its technical specifications. Both power supplies offer equivalent performance in all other measured categories, making the choice dependent on your specific budget or efficiency requirements.