Jerry Fosnow vs. Chris Mazza — Career Comparison

Looking at the career totals, Jerry Fosnow and Chris Mazza are fairly close on the surface numbers. Chris Mazza posted stronger numbers in ERA (5.35 vs 5.65) and home runs allowed (1.03 per nine innings vs 1.57). Jerry Fosnow had the advantage in WHIP (1.413 vs 1.570). By the career numbers, Chris Mazza 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.