Jonathan Aro vs. Henry Villar — Career Comparison

On the career pitching numbers, Henry Villar posted a stronger line than Jonathan Aro. Henry Villar posted stronger numbers in ERA (4.5 vs 6.55) and WHIP (1.333 vs 1.909). By the career numbers, Henry Villar 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.