Sam Bachman vs. Luis Perez — Career Comparison

Looking at the career totals, Sam Bachman and Luis Perez are fairly close on the surface numbers. Luis Perez posted stronger numbers in ERA (4.5 vs 4.82) and WHIP (1.446 vs 1.634). Sam Bachman had the advantage in home runs allowed (0.24 per nine innings vs 0.96). By the career numbers, Luis Perez 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.