John Clarkson vs. Kevin Kelly — Career Comparison

Looking at the career totals, John Clarkson and Kevin Kelly are fairly close on the surface numbers. John Clarkson posted stronger numbers in ERA (2.81 vs 3.55) and home runs allowed (0.32 per nine innings vs 1.02). Kevin Kelly had the advantage in WHIP (1.088 vs 1.209). By the career numbers, John Clarkson 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.