The Corsair SF850 is the objective winner of this comparison, securing more category wins across the evaluated specifications. Its most significant advantage over the competition is the inclusion of a 12VHPWR connector, which represents a 100% improvement in connectivity capability. This feature ensures the unit is better equipped to support modern hardware standards compared to the alternative, providing a clear technical edge for users prioritizing future-proof power delivery and component compatibility in their builds.

Choose the Corsair SF850 if you require the 12VHPWR connector for your system configuration, as it offers superior connectivity for modern hardware. Conversely, the EVGA SuperNOVA 850 G6 is the better choice for budget-conscious builders, as it provides a 35% advantage in MSRP. Select the EVGA SuperNOVA 850 G6 if your primary goal is to minimize initial expenditure while still obtaining a reliable power supply that matches the total wattage capacity of its competitor.