John Firth vs. John Lewis — Career Comparison

On the career pitching numbers, John Lewis posted a stronger line than John Firth. John Lewis posted stronger numbers in ERA (3.38 vs 8) and WHIP (1.875 vs 2.111). By the career numbers, John Lewis 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.