Eric Hacker vs. Al Mahon — Career Comparison

Looking at the career totals, Eric Hacker and Al Mahon are fairly close on the surface numbers. Eric Hacker posted stronger numbers in ERA (4 vs 22.85) and WHIP (1.722 vs 4.154). Al Mahon had the advantage in home runs allowed (0 per nine innings vs 1). By the career numbers, Eric Hacker 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.