Jack Powell vs. Steven Shell — Career Comparison

Looking at the career totals, Jack Powell and Steven Shell are fairly close on the surface numbers. Jack Powell posted stronger numbers in ERA (0 vs 2.45) and home runs allowed (0 per nine innings vs 0.98). Steven Shell had the advantage in WHIP (1.127 vs 1.500). By the career numbers, Jack Powell 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.