Marcel Lachemann vs. Ethan Roberts — Career Comparison

On the career pitching numbers, Marcel Lachemann posted a stronger line than Ethan Roberts. Marcel Lachemann posted stronger numbers in ERA (3.44 vs 4.98) and WHIP (1.461 vs 1.592). By the career numbers, Marcel Lachemann 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.