Red Bird vs. Charlie Kerfeld — Career Comparison

Looking at the career totals, Red Bird and Charlie Kerfeld are fairly close on the surface numbers. Red Bird posted stronger numbers in WHIP (1.200 vs 1.572) and home runs allowed (0 per nine innings vs 0.54). Charlie Kerfeld had the advantage in ERA (4.2 vs 5.4). By the career numbers, Red Bird 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.