Ralph Caldwell vs. John Nelson — Career Comparison

Looking at the career totals, Ralph Caldwell and John Nelson are fairly close on the surface numbers. Ralph Caldwell posted stronger numbers in WHIP (1.413 vs 1.671) and home runs allowed (0.24 per nine innings vs 1.59). John Nelson had the advantage in ERA (3.65 vs 4.2). By the career numbers, Ralph Caldwell 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.