Charlie Butler vs. Keith Glauber — Career Comparison

On the career pitching numbers, Keith Glauber posted a stronger line than Charlie Butler. Keith Glauber posted stronger numbers in ERA (3 vs 9) and WHIP (0.933 vs 3.000). By the career numbers, Keith Glauber 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.