Steve Bechler vs. Tim Peterson — Career Comparison

On the career pitching numbers, Tim Peterson posted a stronger line than Steve Bechler. Tim Peterson posted stronger numbers in ERA (5.91 vs 13.5) and WHIP (1.457 vs 2.143). By the career numbers, Tim Peterson 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.