Is American Standard as good as Trane?

Is American Standard as good as Trane, yes, American Standard is as good as Trane for reliability, efficiency, and durability, as American Standard is sister brand of Trane made in same factory by Trane Technologies in Tyler, Texas, sharing same core components like spine fin coils and compressors, same service rates around 8 to 10 percent lowest in industry, and same lifespan 16 to 20 years for AC and 20 to 22 years for furnace, with only minor differences in badge, cabinet design, and price. American Standard AC units like Silver 14 4A7A4, Gold 17 4A7A7, and Platinum 20 4A7V0 are identical to Trane XR14, XR16, and XV20i internally, both using spine fin coils that resist corrosion better than standard plate fin, Copeland scroll compressors, and same control boards, with quiet operation at 55 decibels for variable speed, costing 4,500 to 9,000 dollars installed for 3-ton AC, with 10-year parts and 12-year compressor warranty. Trane AC units like XR14, XR16, and XV20i TruComfort are same but with slightly different cabinet styling and sometimes slightly thicker insulation, costing 4,500 to 9,500 dollars, about 5 to 10 percent more than American Standard for same specs, so American Standard offers slightly better value. Furnaces American Standard Silver S9X2, Gold S9V2, and Platinum XC95m are identical to Trane S9X2, S9V2, and XC95m, both with 96 to 97.3 percent AFUE. Dealer network for Trane slightly larger than American Standard, but both have wide availability. So American Standard is as good as Trane for quality, considered equal top tier premium brand, many HVAC professionals say buy American Standard for same Trane quality at lower price.