Hal Deviney vs. Roy Joiner — Career Comparison

Looking at the career totals, Hal Deviney and Roy Joiner are fairly close on the surface numbers. Roy Joiner posted stronger numbers in ERA (5.28 vs 15) and WHIP (1.771 vs 3.000). Hal Deviney had the advantage in home runs allowed (0 per nine innings vs 1.1). By the career numbers, Roy Joiner 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.