Ian Thomas vs. Bill Wilkinson — Career Comparison

Looking at the career totals, Ian Thomas and Bill Wilkinson are fairly close on the surface numbers. Ian Thomas posted stronger numbers in ERA (3.97 vs 4.13) and home runs allowed (0.53 per nine innings vs 1.03). Bill Wilkinson had the advantage in WHIP (1.244 vs 1.412). By the career numbers, Ian Thomas 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.