Joe Rogalski vs. Phillips Valdez — Career Comparison

Looking at the career totals, Joe Rogalski and Phillips Valdez are fairly close on the surface numbers. Joe Rogalski posted stronger numbers in ERA (2.57 vs 4.56) and home runs allowed (0 per nine innings vs 0.88). Phillips Valdez had the advantage in WHIP (1.451 vs 1.714). By the career numbers, Joe Rogalski 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.