Mark Calvert vs. Ethan Martin — Career Comparison

Looking at the career totals, Mark Calvert and Ethan Martin are fairly close on the surface numbers. Mark Calvert posted stronger numbers in ERA (5.71 vs 5.93) and home runs allowed (0.78 per nine innings vs 2.05). Ethan Martin had the advantage in WHIP (1.682 vs 1.933). By the career numbers, Mark Calvert 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.