Mark Mercer vs. T. J. Tucker — Career Comparison

On the career pitching numbers, T. J. Tucker posted a stronger line than Mark Mercer. T. J. Tucker posted stronger numbers in ERA (4.57 vs 4.7) and WHIP (1.539 vs 1.826). By the career numbers, T. J. Tucker 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.