Bob Macdonald vs. Luke Putkonen — Career Comparison

Looking at the career totals, Bob Macdonald and Luke Putkonen are fairly close on the surface numbers. Bob Macdonald had the edge in ERA (4.34 vs 4.66). By the career numbers, Bob Macdonald 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.