The Corsair SF850 is the objective winner of this comparison, securing more total spec victories than its competitor. Its most significant advantage is the inclusion of a 12VHPWR connector, which represents a 100% improvement over the Fractal Design Ion+ 2 Platinum 760W. This feature provides a critical modern connection standard that the alternative lacks, making the Corsair unit the superior choice for systems requiring current hardware compatibility.

Users building high-performance systems that require the 12VHPWR connector should choose the Corsair SF850 to ensure full compatibility with modern components. Conversely, the Fractal Design Ion+ 2 Platinum 760W is the better option for budget-conscious builders, as it offers a 35% advantage in MSRP. Selecting between these two power supplies depends entirely on whether your priority is the inclusion of the latest connector technology or achieving a lower initial purchase cost.