It is tough to improve something that it is already excellent, so Corsair's desire to build an even better PSU than its current flagship, the AX1500i, is noteworthy. More impressive, the AX1600i succeeds in setting new performance records.
Simply put, the Corsair AX1600i is the best PSU money can buy today. Because of its huge capacity and price tag, it only addresses a small portion of users; those only satisfied with having the best of the best.