Kevin Coffman vs. Bob Welch — Career Comparison

Looking at the career totals, Kevin Coffman and Bob Welch are fairly close on the surface numbers. Bob Welch posted stronger numbers in ERA (3.47 vs 6.42) and WHIP (1.290 vs 1.952). Kevin Coffman had the advantage in home runs allowed (0.41 per nine innings vs 0.78). By the career numbers, Bob Welch 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.