The Arctic Liquid Freezer III 280 and the DeepCool LS720 360mm reach a stalemate, as each component secures two spec victories. The Arctic Liquid Freezer III 280 distinguishes itself with a 27% advantage in noise level, offering a quieter operation profile. Conversely, the DeepCool LS720 360mm provides a 29% larger radiator size, which serves as its most significant technical edge. Both coolers demonstrate distinct strengths that balance the overall comparison between these two units.

Users prioritizing a quiet computing environment should choose the Arctic Liquid Freezer III 280 for its superior noise level performance. Those who require the increased surface area provided by a larger radiator should opt for the DeepCool LS720 360mm instead. Selecting between these two models depends entirely on whether your specific build requirements favor reduced acoustic output or the physical dimensions of a larger cooling surface.