Frank Bates vs. Jose Ruiz — Career Comparison

Looking at the career totals, Frank Bates and Jose Ruiz are fairly close on the surface numbers. Jose Ruiz posted stronger numbers in ERA (4.62 vs 6.33) and WHIP (1.503 vs 2.082). Frank Bates had the advantage in home runs allowed (0.28 per nine innings vs 1.44). By the career numbers, Jose Ruiz 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.