Charlie Grover vs. Dan Petry — Career Comparison

Looking at the career totals, Charlie Grover and Dan Petry are fairly close on the surface numbers. Charlie Grover posted stronger numbers in ERA (3.38 vs 3.95) and home runs allowed (0 per nine innings vs 0.94). Dan Petry had the advantage in WHIP (1.399 vs 1.500). By the career numbers, Charlie Grover 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.