Ted Lilly vs. Jerry Robertson — Career Comparison

Looking at the career totals, Ted Lilly and Jerry Robertson are fairly close on the surface numbers. Jerry Robertson posted stronger numbers in ERA (3.94 vs 4.14) and home runs allowed (0.83 per nine innings vs 1.33). Ted Lilly had the advantage in WHIP (1.273 vs 1.559). By the career numbers, Jerry Robertson 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.