Mark Leiter vs. Carlos Monasterios — Career Comparison

Looking at the career totals, Mark Leiter and Carlos Monasterios are fairly close on the surface numbers. Mark Leiter posted stronger numbers in WHIP (1.412 vs 1.483) and home runs allowed (1.18 per nine innings vs 1.53). Carlos Monasterios had the advantage in ERA (4.38 vs 4.57). By the career numbers, Mark Leiter 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.