Kris Foster vs. Jim Sullivan — Career Comparison

Looking at the career totals, Kris Foster and Jim Sullivan are fairly close on the surface numbers. Jim Sullivan posted stronger numbers in WHIP (1.541 vs 1.700) and home runs allowed (0.46 per nine innings vs 0.9). Kris Foster had the advantage in ERA (2.7 vs 4.5). By the career numbers, Jim Sullivan 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.