Bill Hopper vs. Jimmy Pattison — Career Comparison

Looking at the career totals, Bill Hopper and Jimmy Pattison are fairly close on the surface numbers. Bill Hopper posted stronger numbers in ERA (4.18 vs 4.63) and home runs allowed (0.3 per nine innings vs 0.77). Jimmy Pattison had the advantage in WHIP (1.114 vs 1.558). 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.