Mark Mercer vs. Larry Thomas — Career Comparison

On the career pitching numbers, Larry Thomas posted a stronger line than Mark Mercer. Larry Thomas posted stronger numbers in ERA (3.02 vs 4.7) and WHIP (1.427 vs 1.826). By the career numbers, Larry 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.