Wandy Peralta vs. Tom Williams — Career Comparison

Looking at the career totals, Wandy Peralta and Tom Williams are fairly close on the surface numbers. Wandy Peralta posted stronger numbers in ERA (3.77 vs 4.36) and WHIP (1.363 vs 1.606). Tom Williams had the advantage in home runs allowed (0.55 per nine innings vs 1.01). By the career numbers, Wandy Peralta 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.