John Caneira vs. Patrick Sandoval — Career Comparison

On the career pitching numbers, Patrick Sandoval posted a stronger line than John Caneira. Patrick Sandoval posted stronger numbers in ERA (4.01 vs 4.71) and WHIP (1.399 vs 1.541). By the career numbers, Patrick Sandoval 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.