Alek Jacob vs. Bill Mountjoy — Career Comparison

On the career pitching numbers, Bill Mountjoy posted a stronger line than Alek Jacob. Bill Mountjoy posted stronger numbers in ERA (3.25 vs 4.06) and home runs allowed (0.2 per nine innings vs 1.24). By the career numbers, Bill Mountjoy 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.