The Corsair AX1600i and the Corsair RM750e reach a stalemate in this comparison, as both units secure an equal number of superior specifications. The primary differentiator for the Corsair AX1600i is its massive wattage capacity, which provides a 113% advantage over the alternative. Conversely, the Corsair RM750e holds a distinct edge in connectivity, offering a 100% advantage through the inclusion of a native 12VHPWR connector, which the other unit lacks.

Users requiring extreme power output for high-draw systems should prioritize the Corsair AX1600i to leverage its superior wattage headroom. This unit is best suited for demanding builds that exceed the capacity of smaller power supplies. Alternatively, those building modern systems that utilize the 12VHPWR standard should select the Corsair RM750e. This choice ensures native compatibility with current hardware interfaces, making it the more appropriate option for users focused on modern connector standards.