Mark Grant vs. Ethan Roberts — Career Comparison

On the career pitching numbers, Mark Grant posted a stronger line than Ethan Roberts. Mark Grant posted stronger numbers in ERA (4.31 vs 4.98) and WHIP (1.483 vs 1.592). By the career numbers, Mark Grant 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.