Cecil Butler vs. John Mackinson — Career Comparison

Looking at the career totals, Cecil Butler and John Mackinson are fairly close on the surface numbers. Cecil Butler posted stronger numbers in ERA (3.31 vs 7.36) and WHIP (1.217 vs 1.773). John Mackinson had the advantage in home runs allowed (1.23 per nine innings vs 1.53). By the career numbers, Cecil Butler 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.