Tommy Greene vs. Jean-Pierre Roy — Career Comparison

On the career pitching numbers, Tommy Greene posted a stronger line than Jean-Pierre Roy. Tommy Greene posted stronger numbers in ERA (4.14 vs 9.95) and WHIP (1.342 vs 1.579). By the career numbers, Tommy Greene 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.