The Phanteks Glacier One 360 D30 is the objective winner of this comparison, securing a lead in two out of four measured specifications. Its most significant advantage is a 15% improvement in MSRP compared to the DeepCool Mystique 360. While both coolers tied in the remaining categories, the superior value proposition offered by the Phanteks Glacier One 360 D30 makes it the more efficient choice based on the provided data.

Users prioritizing cost-effectiveness should select the Phanteks Glacier One 360 D30, as it provides a clear financial advantage while matching or exceeding the performance of the DeepCool Mystique 360 across all evaluated metrics. Conversely, those who do not find the 15% MSRP difference to be a deciding factor may consider the DeepCool Mystique 360, as it remains functionally equivalent to its competitor in the tied specification categories.