Antonio Alfonseca vs. Jerry Fosnow — Career Comparison

Looking at the career totals, Antonio Alfonseca and Jerry Fosnow are fairly close on the surface numbers. Antonio Alfonseca posted stronger numbers in ERA (4.11 vs 5.65) and home runs allowed (0.81 per nine innings vs 1.57). Jerry Fosnow had the advantage in WHIP (1.413 vs 1.586). By the career numbers, Antonio Alfonseca 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.