Rick Henninger vs. Jose Mercedes — Career Comparison

On the career pitching numbers, Rick Henninger posted a stronger line than Jose Mercedes. Rick Henninger posted stronger numbers in ERA (2.74 vs 4.75) and home runs allowed (0.39 per nine innings vs 1.16). By the career numbers, Rick Henninger 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.