The Corsair RM750x (2024) is the objective winner of this comparison, securing more category victories than the Corsair AX1600i. While the latter offers significantly higher power capacity, the most impactful advantage belongs to the former, which features a 12VHPWR connector that represents a 100% improvement in connectivity over the alternative. This modern interface ensures better compatibility with current hardware standards, making it the more versatile choice for most contemporary system builds.

Users should select the Corsair RM750x (2024) if they require the native 12VHPWR connector for modern graphics cards and standard power needs. Conversely, the Corsair AX1600i remains the superior option for enthusiasts or professionals who specifically demand the 113% higher wattage capacity provided by that unit. Choosing between these two components depends entirely on whether your priority is modern connector compatibility or the raw power output required for extreme hardware configurations.