Luis Madero vs. Kevin Whelan — Career Comparison

On the career pitching numbers, Luis Madero posted a stronger line than Kevin Whelan. Luis Madero posted stronger numbers in WHIP (1.833 vs 3.333) and home runs allowed (2.25 per nine innings vs 6). By the career numbers, Luis Madero 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.