The DeepCool AK400 is the objective winner of this comparison, securing victory in two out of three evaluated specifications. Its most significant advantage over the alternative is its MSRP, which is 77% better. While the DeepCool LT720 360mm holds a notable lead in thermal management capacity, the superior value proposition of the air cooler makes it the more efficient choice based on the provided data points.

Choose the DeepCool AK400 if you prioritize cost-effectiveness and are looking for a budget-friendly cooling solution. Conversely, select the DeepCool LT720 360mm if your primary requirement is a higher TDP rating, as it offers a 59% advantage in that specific category. This distinction allows users to balance their need for thermal headroom against the financial efficiency offered by the air-cooled option.