Fast Ball Anderson vs. Jairo Diaz — Career Comparison

On the career pitching numbers, Fast Ball Anderson posted a stronger line than Jairo Diaz. Fast Ball Anderson posted stronger numbers in ERA (2.25 vs 4.86) and WHIP (1.250 vs 1.556). By the career numbers, Fast Ball Anderson 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.