Mel Parnell vs. Joe Willis — Career Comparison

Looking at the career totals, Mel Parnell and Joe Willis are fairly close on the surface numbers. Mel Parnell posted stronger numbers in ERA (3.5 vs 4.63) and WHIP (1.413 vs 1.568). Joe Willis had the advantage in home runs allowed (0.17 per nine innings vs 0.53). By the career numbers, Mel Parnell 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.