Ray Hale vs. Francisco Perez — Career Comparison

Looking at the career totals, Ray Hale and Francisco Perez are fairly close on the surface numbers. Ray Hale posted stronger numbers in ERA (5.67 vs 5.91) and home runs allowed (0.17 per nine innings vs 0.56). Francisco Perez had the advantage in WHIP (1.781 vs 1.852). By the career numbers, Ray Hale 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.