Sean Marshall vs. Henry Thielman — Career Comparison

On the career pitching numbers, Henry Thielman posted a stronger line than Sean Marshall. Henry Thielman posted stronger numbers in ERA (3.37 vs 3.86) and home runs allowed (0.18 per nine innings vs 0.88). By the career numbers, Henry Thielman 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.