Phil Clark vs. Keith Hessler — Career Comparison

Looking at the career totals, Phil Clark and Keith Hessler are fairly close on the surface numbers. Keith Hessler posted stronger numbers in ERA (5.56 vs 7.98) and WHIP (1.765 vs 2.114). Phil Clark had the advantage in home runs allowed (1.23 per nine innings vs 1.59). By the career numbers, Keith Hessler 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.