Tim Hamulack vs. Williams Jerez — Career Comparison

On the career pitching numbers, Williams Jerez posted a stronger line than Tim Hamulack. Williams Jerez posted stronger numbers in ERA (5.33 vs 7.43) and WHIP (1.816 vs 1.872). By the career numbers, Williams Jerez 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.