Kurt Birkins vs. Hector Velazquez — Career Comparison

On the career pitching numbers, Hector Velazquez posted a stronger line than Kurt Birkins. Hector Velazquez posted stronger numbers in ERA (3.9 vs 5.85) and WHIP (1.434 vs 1.553). By the career numbers, Hector Velazquez 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.