Michael Blazek vs. John Perkovich — Career Comparison

On the career pitching numbers, Michael Blazek posted a stronger line than John Perkovich. Michael Blazek posted stronger numbers in ERA (4.5 vs 7.2) and WHIP (1.516 vs 1.600). By the career numbers, Michael Blazek 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.