Bert Cole vs. Stephen Kolek — Career Comparison

Looking at the career totals, Bert Cole and Stephen Kolek are fairly close on the surface numbers. Stephen Kolek posted stronger numbers in ERA (4.01 vs 4.67) and WHIP (1.262 vs 1.593). Bert Cole had the advantage in home runs allowed (0.39 per nine innings vs 0.73). By the career numbers, Stephen Kolek 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.