Mark Acre vs. Jonathan Aro — Career Comparison

On the career pitching numbers, Mark Acre posted a stronger line than Jonathan Aro. Mark Acre posted stronger numbers in ERA (5.17 vs 6.55) and WHIP (1.669 vs 1.909). By the career numbers, Mark Acre 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.