John Halama vs. Jack Perkins — Career Comparison

On the career pitching numbers, Jack Perkins posted a stronger line than John Halama. Jack Perkins posted stronger numbers in ERA (4.19 vs 4.65) and WHIP (1.164 vs 1.474). By the career numbers, Jack Perkins 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.