The DeepCool AK400 is the objective winner of this comparison, securing victories in two out of three evaluated specifications. Its most significant advantage is its MSRP, which is 85% better than that of the alternative. While the DeepCool Mystique 360 offers a superior TDP rating, the overall spec-win count favors the former. The AK400 provides a more cost-effective solution, whereas the Mystique 360 focuses on higher thermal dissipation capabilities.

Choose the DeepCool AK400 if your primary goal is to minimize your initial expenditure, as its pricing advantage is substantial. Conversely, select the DeepCool Mystique 360 if your system requires the 45% improvement in TDP rating to manage heat effectively. The decision rests on whether you prioritize the significant cost savings offered by the AK400 or the enhanced thermal capacity provided by the Mystique 360 for your specific cooling needs.