The ASUS ROG THOR 1000W Platinum III and the Corsair SF850 represent a tie in this objective comparison, as both units secure an equal number of specification wins. The most impactful advantage for the ASUS ROG THOR 1000W Platinum III is its wattage capacity, which is 18% higher than its competitor. Conversely, the Corsair SF850 holds a significant lead in affordability, offering an MSRP that is 43% better than the alternative.

Users requiring maximum power delivery for high-draw systems should prioritize the ASUS ROG THOR 1000W Platinum III to leverage its superior wattage. Those who prioritize cost-efficiency and are working within a stricter budget should select the Corsair SF850, as it provides a substantial advantage in MSRP. Since both units perform equally across the majority of measured specifications, the final decision rests entirely on whether your build demands higher power output or lower initial expenditure.