The Corsair AX1600i is the objective winner of this comparison, securing more category victories than the Corsair CV550. Its most significant advantage is the warranty, which provides 233% more coverage than the alternative. While both units share two identical specifications, the superior reliability guarantee offered by the former makes it the more robust choice for long-term operation. This substantial difference in support duration serves as the primary differentiator between these two power supply units.

Users prioritizing long-term hardware protection and extended support should choose the Corsair AX1600i for their build. Conversely, the Corsair CV550 is the appropriate selection for those focused on initial acquisition costs, as it offers a 92% advantage in MSRP. By weighing the importance of a significantly longer warranty against the benefit of a lower entry price, buyers can determine which unit aligns best with their specific budgetary and longevity requirements.