Mike Foltynewicz vs. John Koronka — Career Comparison

On the career pitching numbers, Mike Foltynewicz posted a stronger line than John Koronka. Mike Foltynewicz posted stronger numbers in ERA (4.52 vs 6.25) and WHIP (1.327 vs 1.642). By the career numbers, Mike Foltynewicz 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.