Jack Armstrong vs. AJ Smith-Shawver — Career Comparison

On the career pitching numbers, AJ Smith-Shawver posted a stronger line than Jack Armstrong. AJ Smith-Shawver posted stronger numbers in ERA (3.77 vs 4.58) and WHIP (1.297 vs 1.458). By the career numbers, AJ Smith-Shawver 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.