John McCarty vs. By Speece — Career Comparison

Looking at the career totals, John McCarty and By Speece are fairly close on the surface numbers. By Speece posted stronger numbers in WHIP (1.608 vs 1.738) and home runs allowed (0.05 per nine innings vs 0.3). John McCarty had the advantage in ERA (3.91 vs 4.73). By the career numbers, By Speece had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.