Tony Mack vs. Unknown Smith — Career Comparison

On the career pitching numbers, Tony Mack posted a stronger line than Unknown Smith. Tony Mack posted stronger numbers in ERA (15.43 vs 18.9) and WHIP (3.429 vs 3.600). By the career numbers, Tony Mack 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.