Jean-Pierre Roy vs. Lawrence Simpson — Career Comparison

On the career pitching numbers, Lawrence Simpson posted a stronger line than Jean-Pierre Roy. Lawrence Simpson posted stronger numbers in ERA (4.3 vs 9.95) and WHIP (1.398 vs 1.579). By the career numbers, Lawrence Simpson 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.