Kurt Birkins vs. Juan Salas — Career Comparison

Looking at the career totals, Kurt Birkins and Juan Salas are fairly close on the surface numbers. Juan Salas posted stronger numbers in ERA (4.44 vs 5.85) and WHIP (1.481 vs 1.553). Kurt Birkins had the advantage in home runs allowed (0.84 per nine innings vs 1.37). By the career numbers, Juan Salas 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.