Mort Cooper vs. Al Lachowicz — Career Comparison

Looking at the career totals, Mort Cooper and Al Lachowicz are fairly close on the surface numbers. Al Lachowicz posted stronger numbers in ERA (2.25 vs 2.97) and home runs allowed (0 per nine innings vs 0.42). Mort Cooper had the advantage in WHIP (1.215 vs 1.375). By the career numbers, Al Lachowicz 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.