The Lian Li Lancool 216 is the objective winner of this comparison, securing six spec victories compared to zero for the Corsair 4000D Airflow. The most impactful advantage offered by the Lian Li Lancool 216 is its superior cooling configuration, which features included fans that are 50% better than those provided with the alternative. This hardware advantage establishes the former as the more capable option for users prioritizing out-of-the-box thermal performance and component value.

Users who prioritize maximum cooling efficiency and a more comprehensive out-of-the-box fan configuration should choose the Lian Li Lancool 216. Conversely, the Corsair 4000D Airflow remains a viable alternative for builders who do not require the specific fan advantages found in the competing model. Selecting between these two cases depends entirely on whether the user values the increased fan capacity and thermal specifications provided by the Lian Li Lancool 216.