John Caneira vs. Ethan Martin — Career Comparison

On the career pitching numbers, John Caneira posted a stronger line than Ethan Martin. John Caneira posted stronger numbers in ERA (4.71 vs 5.93) and WHIP (1.541 vs 1.682). By the career numbers, John Caneira 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.