The Phanteks XT Pro Ultra is the objective winner of this comparison, securing more category victories across the evaluated specifications. While the Corsair 5000T RGB offers a significant advantage in cooling hardware with 75% more included fans, the Phanteks XT Pro Ultra provides the most impactful benefit by being 57% better in terms of MSRP. This makes the latter the more efficient choice for those prioritizing overall value based on the provided data.

Users who prioritize out-of-the-box cooling performance should select the Corsair 5000T RGB to take advantage of its superior fan inclusion. Conversely, those who want to maximize their budget should choose the Phanteks XT Pro Ultra, as it leads in affordability. By weighing the importance of pre-installed cooling components against the cost savings offered by the winning model, builders can determine which case better aligns with their specific assembly requirements.