Joe Grzenda vs. Collin Wiles — Career Comparison

Looking at the career totals, Joe Grzenda and Collin Wiles are fairly close on the surface numbers. Joe Grzenda posted stronger numbers in ERA (4 vs 4.66) and home runs allowed (0.58 per nine innings vs 0.93). Collin Wiles had the advantage in WHIP (1.345 vs 1.562). By the career numbers, Joe Grzenda 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.