Bob Friedrichs vs. Greg Mahle — Career Comparison

Looking at the career totals, Bob Friedrichs and Greg Mahle are fairly close on the surface numbers. Greg Mahle posted stronger numbers in ERA (5.4 vs 11.25) and WHIP (1.909 vs 2.750). Bob Friedrichs had the advantage in home runs allowed (0 per nine innings vs 1.96). By the career numbers, Greg Mahle 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.