The Corsair RM750x (2024) is the objective winner of this comparison, securing more total spec victories than its competitor. Its most impactful advantage is the inclusion of a native 12VHPWR connector, which represents a 100% improvement over the alternative. This modern connectivity feature ensures direct compatibility with current high-end hardware, providing a significant functional edge for users building systems that require this specific power interface for their graphics cards.

Choose the Corsair RM750x (2024) if you prioritize modern connectivity and require the 12VHPWR connector for your build. Conversely, select the Fractal Design Ion+ 2 Platinum 860W if your primary goal is power efficiency, as it offers a 25% advantage in that category. The Fractal Design Ion+ 2 Platinum 860W is the better choice for users who value energy performance and require the higher 860W capacity for their specific power needs.