Kris Foster vs. Francisco Perez — Career Comparison

Looking at the career totals, Kris Foster and Francisco Perez are fairly close on the surface numbers. Kris Foster posted stronger numbers in ERA (2.7 vs 5.91) and WHIP (1.700 vs 1.781). Francisco Perez had the advantage in home runs allowed (0.56 per nine innings vs 0.9). By the career numbers, Kris Foster 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.