Don Arlich vs. Andy Boswell — Career Comparison

Looking at the career totals, Don Arlich and Andy Boswell are fairly close on the surface numbers. Andy Boswell posted stronger numbers in ERA (5.91 vs 8.1) and WHIP (1.969 vs 2.100). Don Arlich had the advantage in home runs allowed (0 per nine innings vs 0.28). By the career numbers, Andy Boswell 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.