Marty Bystrom vs. Jack McDowell — Career Comparison

Looking at the career totals, Marty Bystrom and Jack McDowell are fairly close on the surface numbers. Jack McDowell posted stronger numbers in ERA (3.85 vs 4.26) and WHIP (1.318 vs 1.428). Marty Bystrom had the advantage in home runs allowed (0.58 per nine innings vs 0.82). By the career numbers, Jack McDowell 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.