The Corsair SF1000 (2024) is the objective winner of this comparison, securing more category victories than its competitor. Its most significant advantage is its efficiency, which is 25% better than the alternative. This superior power management makes it the more refined choice for users prioritizing energy optimization in their system builds. While the DeepCool PX1200G remains a viable option, it falls short in overall spec performance compared to the efficiency-focused design of the Corsair SF1000 (2024).

Choose the Corsair SF1000 (2024) if you prioritize high efficiency for your power delivery needs. Conversely, select the DeepCool PX1200G if your primary requirement is raw power capacity, as it offers a 20% advantage in total wattage. Your decision should depend on whether your specific build configuration demands the maximum output provided by the DeepCool PX1200G or the enhanced efficiency profile offered by the Corsair SF1000 (2024).