The Corsair AX1600i is the objective winner of this comparison, securing more category wins across the evaluated specifications. Its most significant advantage is its wattage capacity, which is 88% higher than that of the alternative. This substantial difference in power delivery capability establishes the Corsair AX1600i as the superior choice for high-demand systems requiring extensive overhead, while the EVGA SuperNOVA 850 G6 remains a competitive option in other areas where the two units are tied.

Users building extreme workstations or high-end enthusiast rigs that demand maximum power output should prioritize the Corsair AX1600i for its superior wattage. Conversely, the EVGA SuperNOVA 850 G6 is the better selection for budget-conscious builders, as it offers a 78% advantage in MSRP. Choosing between these two units depends on whether your primary requirement is the significantly higher power ceiling provided by the former or the cost efficiency offered by the latter.