Bill Hopper vs. Clarence Pickrel — Career Comparison

Looking at the career totals, Bill Hopper and Clarence Pickrel are fairly close on the surface numbers. Bill Hopper posted stronger numbers in ERA (4.18 vs 4.55) and WHIP (1.558 vs 1.820). Clarence Pickrel had the advantage in home runs allowed (0 per nine innings vs 0.3). By the career numbers, Bill Hopper 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.