Bob Pepper vs. Dale Roberts — Career Comparison

On the career pitching numbers, Bob Pepper posted a stronger line than Dale Roberts. Bob Pepper posted stronger numbers in ERA (1.8 vs 9) and WHIP (2.000 vs 3.000). By the career numbers, Bob Pepper 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.