Mason Black vs. Mike Jerzembeck — Career Comparison

On the career pitching numbers, Mason Black posted a stronger line than Mike Jerzembeck. Mason Black posted stronger numbers in ERA (6.47 vs 12.79) and WHIP (1.636 vs 2.053). By the career numbers, Mason Black 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.